./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.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_opt-floodmax.4.4.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 c8161f16bd61f46aef90c7ff06ee4524dc407252 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.4.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 c8161f16bd61f46aef90c7ff06ee4524dc407252 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:19:24,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:24,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:24,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:24,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:24,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:24,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:24,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:24,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:24,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:24,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:24,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:24,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:24,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:24,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:24,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:24,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:24,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:24,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:24,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:24,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:24,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:24,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:24,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:24,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:24,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:24,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:24,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:24,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:24,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:24,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:24,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:24,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:24,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:24,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:24,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:24,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:24,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:24,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:24,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:24,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:24,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:24,796 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:24,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:24,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:24,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:24,803 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:24,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:24,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:24,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:24,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:24,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:24,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:24,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:24,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:24,811 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:24,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:24,812 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:24,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:24,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:24,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:24,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:24,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:24,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:24,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:24,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:24,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:24,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:24,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:24,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:24,819 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 -> c8161f16bd61f46aef90c7ff06ee4524dc407252 [2019-11-26 17:19:25,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:25,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:25,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:25,461 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:25,464 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:25,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:25,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087bc286c/031300986f6e4c36810cf4e16ee5ee0c/FLAGf4b0be845 [2019-11-26 17:19:27,047 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:27,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:27,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087bc286c/031300986f6e4c36810cf4e16ee5ee0c/FLAGf4b0be845 [2019-11-26 17:19:27,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087bc286c/031300986f6e4c36810cf4e16ee5ee0c [2019-11-26 17:19:27,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:27,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:27,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:27,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:27,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:27,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:27" (1/1) ... [2019-11-26 17:19:27,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:27, skipping insertion in model container [2019-11-26 17:19:27,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:27" (1/1) ... [2019-11-26 17:19:27,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:27,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:29,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:29,691 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:30,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:30,817 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:30,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30 WrapperNode [2019-11-26 17:19:30,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:30,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:30,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:30,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:30,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:30,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:31,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:31,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:31,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:31,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:31,358 INFO L168 Benchmark]: Toolchain (without parser) took 4209.73 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 938.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:31,359 INFO L168 Benchmark]: CDTParser took 2.52 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 17:19:31,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3677.25 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 956.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:31,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.18 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:31,371 INFO L168 Benchmark]: Boogie Preprocessor took 254.65 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:31,381 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 3677.25 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 956.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.18 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 254.65 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 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 0.1.24-025d5a2 [2019-11-26 17:19:35,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:35,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:35,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:35,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:35,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:35,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:35,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:35,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:35,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:35,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:35,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:35,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:35,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:35,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:35,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:35,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:35,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:35,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:35,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:35,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:35,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:35,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:35,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:35,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:35,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:35,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:35,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:35,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:35,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:35,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:35,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:35,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:35,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:35,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:35,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:35,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:35,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:35,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:35,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:35,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:35,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:35,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:35,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:35,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:35,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:35,544 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:35,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:35,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:35,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:35,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:35,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:35,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:35,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:35,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:35,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:35,551 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:35,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:35,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:35,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:35,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:35,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:35,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:35,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:35,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:35,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:35,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:35,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:35,558 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:35,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:35,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:35,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:35,560 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 -> c8161f16bd61f46aef90c7ff06ee4524dc407252 [2019-11-26 17:19:36,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:36,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:36,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:36,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:36,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:36,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:36,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d625845/6ee1d874dccc4385994d1c20391e324d/FLAG46180821e [2019-11-26 17:19:37,715 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:37,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:37,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d625845/6ee1d874dccc4385994d1c20391e324d/FLAG46180821e [2019-11-26 17:19:38,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d625845/6ee1d874dccc4385994d1c20391e324d [2019-11-26 17:19:38,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:38,034 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:38,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:38,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:38,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:38,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38, skipping insertion in model container [2019-11-26 17:19:38,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:38,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:40,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:40,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:42,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:42,237 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:42,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42 WrapperNode [2019-11-26 17:19:42,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:42,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:42,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:42,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:42,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:42,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:42,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:42,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:42,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:42,806 INFO L168 Benchmark]: Toolchain (without parser) took 4767.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.4 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,807 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:42,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4197.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 294.19 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,817 INFO L168 Benchmark]: Boogie Preprocessor took 261.16 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,827 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4197.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 294.19 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.16 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...