./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.3.2.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 875872f91db3659db3f057bd24861ef2ff3c3b0a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.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 875872f91db3659db3f057bd24861ef2ff3c3b0a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:03:41,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:41,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:41,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:41,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:41,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:41,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:41,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:41,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:41,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:41,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:41,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:41,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:41,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:41,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:41,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:41,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:41,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:41,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:41,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:41,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:41,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:41,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:41,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:41,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:41,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:41,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:41,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:41,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:41,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:41,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:41,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:41,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:41,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:41,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:41,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:41,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:41,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:41,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:41,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:41,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:41,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:03:41,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:41,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:41,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:41,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:41,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:41,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:41,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:41,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:03:41,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:41,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:41,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:41,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:41,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:41,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:41,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:41,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:41,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:41,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:41,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:41,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:41,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:41,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:41,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:41,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:41,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:41,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:03:41,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:03:41,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:41,711 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 -> 875872f91db3659db3f057bd24861ef2ff3c3b0a [2019-11-27 10:03:42,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:42,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:42,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:42,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:42,421 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:42,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:42,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33439257/886679bb82e84e8e90358534b32a3992/FLAG960b3c4c9 [2019-11-27 10:03:43,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:43,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:43,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33439257/886679bb82e84e8e90358534b32a3992/FLAG960b3c4c9 [2019-11-27 10:03:43,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33439257/886679bb82e84e8e90358534b32a3992 [2019-11-27 10:03:43,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:43,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:43,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:43,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:43,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:43,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:43" (1/1) ... [2019-11-27 10:03:43,998 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 27.11 10:03:43, skipping insertion in model container [2019-11-27 10:03:43,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:43" (1/1) ... [2019-11-27 10:03:44,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:44,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:45,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:45,055 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:45,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:45,330 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:45,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45 WrapperNode [2019-11-27 10:03:45,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:45,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:45,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:45,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:45,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:45,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:45,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:45,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:45,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:45" (1/1) ... [2019-11-27 10:03:45,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:45,538 INFO L168 Benchmark]: Toolchain (without parser) took 1563.78 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 973.8 MB in the end (delta: -6.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:45,538 INFO L168 Benchmark]: CDTParser took 2.73 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:45,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1357.16 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 979.5 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:45,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:45,556 INFO L168 Benchmark]: Boogie Preprocessor took 62.40 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:45,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 1357.16 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 979.5 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.40 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:03:49,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:49,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:49,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:49,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:49,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:49,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:49,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:49,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:49,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:49,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:49,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:49,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:49,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:49,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:49,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:49,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:49,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:49,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:49,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:49,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:49,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:49,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:49,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:49,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:49,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:49,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:49,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:49,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:49,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:49,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:49,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:49,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:49,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:49,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:49,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:49,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:49,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:49,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:49,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:49,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:49,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:03:49,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:49,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:49,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:49,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:49,920 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:49,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:49,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:49,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:49,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:49,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:49,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:49,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:49,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:03:49,926 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:03:49,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:49,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:49,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:49,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:49,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:49,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:49,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:49,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:49,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:49,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:49,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:49,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:49,935 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:03:49,936 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:03:49,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:49,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:03:49,940 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 -> 875872f91db3659db3f057bd24861ef2ff3c3b0a [2019-11-27 10:03:50,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:50,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:50,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:50,625 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:50,628 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:50,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:50,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e13990da/3a4613c5ee9f4361a5b42baaae43ab72/FLAGa9af197d2 [2019-11-27 10:03:52,012 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:52,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:52,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e13990da/3a4613c5ee9f4361a5b42baaae43ab72/FLAGa9af197d2 [2019-11-27 10:03:52,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e13990da/3a4613c5ee9f4361a5b42baaae43ab72 [2019-11-27 10:03:52,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:52,107 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:52,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:52,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:52,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:52,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:52" (1/1) ... [2019-11-27 10:03:52,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:52, skipping insertion in model container [2019-11-27 10:03:52,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:52" (1/1) ... [2019-11-27 10:03:52,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:52,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:53,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:53,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:53,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:53,554 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:53,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53 WrapperNode [2019-11-27 10:03:53,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:53,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:53,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:53,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:53,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:53,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:53,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:53,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:53,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:53,915 INFO L168 Benchmark]: Toolchain (without parser) took 1800.13 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,916 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:53,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:53,925 INFO L168 Benchmark]: Boogie Preprocessor took 148.60 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 1449.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.60 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...