./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-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_floodmax.4.1.ufo.UNBOUNDED.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 87a342443e42eea996f3156c2e33adc2cae64113 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.4.1.ufo.UNBOUNDED.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 87a342443e42eea996f3156c2e33adc2cae64113 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:16:27,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:27,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:27,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:27,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:27,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:27,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:27,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:27,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:27,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:27,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:27,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:27,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:27,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:27,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:27,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:27,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:27,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:27,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:27,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:27,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:27,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:27,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:27,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:27,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:27,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:27,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:27,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:27,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:27,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:27,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:27,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:27,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:27,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:27,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:27,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:27,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:27,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:27,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:27,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:27,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:27,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:27,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:27,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:27,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:27,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:27,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:27,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:27,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:27,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:27,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:27,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:27,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:27,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:27,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:27,681 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:27,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:27,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:27,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:27,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:27,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:27,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:27,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:27,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:27,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:27,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:27,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:27,688 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:27,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:27,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:27,692 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 -> 87a342443e42eea996f3156c2e33adc2cae64113 [2019-11-26 17:16:28,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:28,384 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:28,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:28,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:28,398 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:28,401 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:28,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3799cb41/dd36139c28dc455e87ce3db6449e2e79/FLAG0241ac660 [2019-11-26 17:16:29,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:29,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:29,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3799cb41/dd36139c28dc455e87ce3db6449e2e79/FLAG0241ac660 [2019-11-26 17:16:29,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3799cb41/dd36139c28dc455e87ce3db6449e2e79 [2019-11-26 17:16:29,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:30,003 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:30,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:30,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:30,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:30,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:29" (1/1) ... [2019-11-26 17:16:30,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726238a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:30, skipping insertion in model container [2019-11-26 17:16:30,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:29" (1/1) ... [2019-11-26 17:16:30,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:30,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:31,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:31,480 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:31,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:31,929 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:31,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31 WrapperNode [2019-11-26 17:16:31,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:31,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:31,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:31,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:31,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:32,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:32,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:32,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:32,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:32,329 INFO L168 Benchmark]: Toolchain (without parser) took 2320.01 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:32,330 INFO L168 Benchmark]: CDTParser took 3.20 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 17:16:32,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1922.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.36 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,339 INFO L168 Benchmark]: Boogie Preprocessor took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.20 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 1922.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.36 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 967.9 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 17:16:36,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:36,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:36,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:36,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:36,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:36,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:36,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:36,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:36,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:36,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:36,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:36,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:36,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:36,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:36,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:36,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:36,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:36,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:36,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:36,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:36,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:36,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:36,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:36,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:36,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:36,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:36,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:36,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:36,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:36,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:36,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:36,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:36,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:36,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:36,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:36,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:36,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:36,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:36,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:36,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:36,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:36,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:36,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:36,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:36,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:36,248 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:36,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:36,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:36,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:36,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:36,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:36,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:36,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:36,253 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:36,254 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:36,254 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:36,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:36,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:36,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:36,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:36,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:36,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:36,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:36,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:36,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:36,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:36,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:36,262 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:36,263 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:36,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:36,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:36,267 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 -> 87a342443e42eea996f3156c2e33adc2cae64113 [2019-11-26 17:16:36,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:36,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:36,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:36,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:36,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:36,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:37,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138aa3dde/03c766fa0bc94197b350f0a77158adba/FLAG58e645d35 [2019-11-26 17:16:38,274 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:38,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:38,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138aa3dde/03c766fa0bc94197b350f0a77158adba/FLAG58e645d35 [2019-11-26 17:16:38,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138aa3dde/03c766fa0bc94197b350f0a77158adba [2019-11-26 17:16:38,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:38,367 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:38,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:38,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:38,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:38,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,393 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 26.11 05:16:38, skipping insertion in model container [2019-11-26 17:16:38,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:38,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:39,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:39,756 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:40,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:40,219 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:40,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40 WrapperNode [2019-11-26 17:16:40,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:40,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:40,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:40,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:40,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:40,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:40,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:40,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:40,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:40,623 INFO L168 Benchmark]: Toolchain (without parser) took 2245.22 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 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,624 INFO L168 Benchmark]: CDTParser took 1.22 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 17:16:40,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1848.29 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.33 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,630 INFO L168 Benchmark]: Boogie Preprocessor took 187.76 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 1848.29 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.33 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.76 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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...