./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4.2.ufo.BOUNDED-8.pals.c.v+lhb-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 e655aac32fcad2efa5263287583bcd7f2ec2603e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.2.ufo.BOUNDED-8.pals.c.v+lhb-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 e655aac32fcad2efa5263287583bcd7f2ec2603e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:25:58,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:58,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:58,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:58,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:58,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:58,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:58,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:58,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:58,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:58,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:58,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:58,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:58,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:58,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:58,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:58,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:58,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:58,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:58,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:58,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:58,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:58,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:58,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:58,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:58,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:58,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:58,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:58,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:58,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:58,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:58,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:58,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:58,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:58,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:58,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:58,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:58,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:58,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:58,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:58,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:58,577 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:58,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:58,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:58,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:58,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:58,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:58,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:58,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:58,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:58,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:58,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:58,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:58,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:58,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:58,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:58,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:58,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:58,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:58,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:58,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:58,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:58,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:58,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:58,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:58,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:58,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:58,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:58,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:58,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:58,645 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 -> e655aac32fcad2efa5263287583bcd7f2ec2603e [2019-11-27 16:25:59,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:59,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:59,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:59,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:59,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:59,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:25:59,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3fefdc2/ea15a3fbcc5c46a7bb78814eccd99b67/FLAGe6934c652 [2019-11-27 16:26:00,881 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:00,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:00,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3fefdc2/ea15a3fbcc5c46a7bb78814eccd99b67/FLAGe6934c652 [2019-11-27 16:26:01,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3fefdc2/ea15a3fbcc5c46a7bb78814eccd99b67 [2019-11-27 16:26:01,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:01,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:01,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:01,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:01,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:01,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dbbc42c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01, skipping insertion in model container [2019-11-27 16:26:01,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:01,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:03,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:03,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:04,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:04,186 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:04,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04 WrapperNode [2019-11-27 16:26:04,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:04,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:04,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:04,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:04,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:04,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:04,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:04,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:04,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:04" (1/1) ... [2019-11-27 16:26:04,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:04,736 INFO L168 Benchmark]: Toolchain (without parser) took 3395.07 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 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:04,737 INFO L168 Benchmark]: CDTParser took 3.60 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 16:26:04,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2842.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.0 MB in the end (delta: -358.1 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:04,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:04,747 INFO L168 Benchmark]: Boogie Preprocessor took 269.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:04,759 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 2842.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.0 MB in the end (delta: -358.1 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 269.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 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 0.1.24-509859d [2019-11-27 16:26:08,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:08,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:08,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:08,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:08,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:08,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:08,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:08,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:08,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:08,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:08,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:08,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:08,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:08,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:08,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:08,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:08,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:08,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:08,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:08,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:08,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:08,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:08,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:08,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:08,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:08,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:08,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:08,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:08,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:08,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:08,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:08,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:08,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:08,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:08,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:08,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:08,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:08,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:08,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:08,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:08,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:08,945 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:08,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:08,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:08,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:08,958 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:08,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:08,966 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:08,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:08,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:08,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:08,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:08,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:08,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:08,968 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:08,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:08,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:08,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:08,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:08,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:08,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:08,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:08,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:08,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:08,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:08,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:08,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:08,976 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:08,976 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:08,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:08,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:08,978 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 -> e655aac32fcad2efa5263287583bcd7f2ec2603e [2019-11-27 16:26:09,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:09,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:09,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:09,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:09,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:09,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:09,762 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d9863db/aed18853974149d598f9e0e3f4b757ad/FLAG7c7b3d5c5 [2019-11-27 16:26:11,119 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:11,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:11,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d9863db/aed18853974149d598f9e0e3f4b757ad/FLAG7c7b3d5c5 [2019-11-27 16:26:11,209 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d9863db/aed18853974149d598f9e0e3f4b757ad [2019-11-27 16:26:11,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:11,232 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:11,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:11,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:11,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:11,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11, skipping insertion in model container [2019-11-27 16:26:11,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:11,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:13,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:13,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:14,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:14,773 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:14,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14 WrapperNode [2019-11-27 16:26:14,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:14,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:14,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:14,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:14,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:14,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:15,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:15,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:15,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:15,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:14" (1/1) ... [2019-11-27 16:26:15,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:15,347 INFO L168 Benchmark]: Toolchain (without parser) took 4115.37 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 916.2 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,348 INFO L168 Benchmark]: CDTParser took 0.45 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 16:26:15,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3542.70 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 933.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 259.12 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,359 INFO L168 Benchmark]: Boogie Preprocessor took 297.70 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,371 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3542.70 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 933.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 259.12 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 297.70 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 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...