./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-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 fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-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 fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:08,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:08,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:08,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:08,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:08,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:08,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:08,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:08,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:08,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:08,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:08,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:08,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:08,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:08,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:08,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:08,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:08,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:08,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:08,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:08,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:08,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:08,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:08,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:08,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:08,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:08,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:08,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:08,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:08,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:08,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:08,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:08,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:08,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:08,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:08,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:08,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:08,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:08,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:08,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:08,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:08,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:08,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:08,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:08,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:08,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:08,846 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:08,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:08,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:08,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:08,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:08,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:08,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:08,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:08,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:08,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:08,856 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:08,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:08,856 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:08,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:08,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:08,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:08,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:08,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:08,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:08,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:08,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:08,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:08,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:08,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:08,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:08,864 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 -> fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b [2019-11-24 21:25:09,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:09,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:09,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:09,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:09,472 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:09,475 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:09,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30e4c7fc/3e418206ba944ed08ba6f26d3b66f6ae/FLAGf576dc38b [2019-11-24 21:25:10,901 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:10,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:10,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30e4c7fc/3e418206ba944ed08ba6f26d3b66f6ae/FLAGf576dc38b [2019-11-24 21:25:10,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30e4c7fc/3e418206ba944ed08ba6f26d3b66f6ae [2019-11-24 21:25:10,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:10,991 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:10,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:10,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:11,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:11,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:11,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:11, skipping insertion in model container [2019-11-24 21:25:11,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:11,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:11,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:12,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:12,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:12,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:12,774 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:12,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12 WrapperNode [2019-11-24 21:25:12,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:12,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:12,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:12,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:12,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:13,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:13,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:13,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:13,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:13,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:13,200 INFO L168 Benchmark]: Toolchain (without parser) took 2205.13 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:13,201 INFO L168 Benchmark]: CDTParser took 0.98 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. [2019-11-24 21:25:13,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1781.43 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:13,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.10 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:13,212 INFO L168 Benchmark]: Boogie Preprocessor took 169.43 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:13,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 1781.43 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.10 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.43 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 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 0.1.24-32f2683 [2019-11-24 21:25:17,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:17,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:17,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:17,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:17,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:17,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:17,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:17,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:17,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:17,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:17,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:17,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:17,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:17,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:17,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:17,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:17,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:17,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:17,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:17,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:17,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:17,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:17,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:17,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:17,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:17,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:17,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:17,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:17,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:17,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:17,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:17,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:17,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:17,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:17,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:17,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:17,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:17,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:17,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:17,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:17,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:17,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:17,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:17,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:17,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:17,371 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:17,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:17,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:17,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:17,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:17,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:17,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:17,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:17,377 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:17,377 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:17,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:17,380 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:17,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:17,381 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:17,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:17,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:17,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:17,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:17,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:17,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:17,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:17,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:17,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:17,385 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:17,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:17,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:17,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:17,388 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 -> fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b [2019-11-24 21:25:17,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:18,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:18,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:18,019 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:18,025 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:18,026 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:18,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7e0d92e/cfa54490abb947afacf6eabcd81cb9aa/FLAGabd087646 [2019-11-24 21:25:19,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:19,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:19,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7e0d92e/cfa54490abb947afacf6eabcd81cb9aa/FLAGabd087646 [2019-11-24 21:25:19,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7e0d92e/cfa54490abb947afacf6eabcd81cb9aa [2019-11-24 21:25:19,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:19,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:19,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:19,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:19,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:19,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19, skipping insertion in model container [2019-11-24 21:25:19,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:19,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:21,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:21,052 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:21,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:21,531 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:21,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21 WrapperNode [2019-11-24 21:25:21,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:21,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:21,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:21,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:21,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:21,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:21,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:21,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:21,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:21,943 INFO L168 Benchmark]: Toolchain (without parser) took 2352.49 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 955.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:21,950 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-24 21:25:21,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1941.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 645.4 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:21,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:21,962 INFO L168 Benchmark]: Boogie Preprocessor took 208.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:21,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1941.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 645.4 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...