./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-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.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a93e1176fe4582c89c0b888182734153cf0c43af ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a93e1176fe4582c89c0b888182734153cf0c43af ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:25:52,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:52,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:52,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:52,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:52,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:52,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:52,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:52,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:52,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:52,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:52,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:52,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:52,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:52,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:52,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:52,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:52,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:52,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:52,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:52,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:52,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:52,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:52,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:52,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:52,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:52,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:52,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:52,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:52,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:52,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:52,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:52,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:52,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:52,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:52,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:52,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:52,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:52,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:52,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:52,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:52,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:52,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:52,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:52,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:52,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:52,686 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:52,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:52,691 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:52,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:52,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:52,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:52,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:52,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:52,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:52,696 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:52,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:52,698 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:52,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:52,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:52,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:52,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:52,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:52,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:52,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:52,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:52,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:52,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:52,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:52,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:52,706 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 -> a93e1176fe4582c89c0b888182734153cf0c43af [2019-11-27 16:25:53,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:53,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:53,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:53,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:53,310 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:53,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:25:53,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/575ad7dfc/45a4a31499984a0dbdb228f842718c3a/FLAG7de9b86ce [2019-11-27 16:25:54,712 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:54,719 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:25:54,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/575ad7dfc/45a4a31499984a0dbdb228f842718c3a/FLAG7de9b86ce [2019-11-27 16:25:54,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/575ad7dfc/45a4a31499984a0dbdb228f842718c3a [2019-11-27 16:25:54,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:54,830 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:54,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:54,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:54,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:54,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:54" (1/1) ... [2019-11-27 16:25:54,856 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 04:25:54, skipping insertion in model container [2019-11-27 16:25:54,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:54" (1/1) ... [2019-11-27 16:25:54,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:55,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:56,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:56,242 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:56,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:56,667 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:56,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56 WrapperNode [2019-11-27 16:25:56,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:56,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:56,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:56,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:56,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:56,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:56,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:56,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:56,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:57,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:57,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:57,042 INFO L168 Benchmark]: Toolchain (without parser) took 2206.19 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:57,046 INFO L168 Benchmark]: CDTParser took 0.41 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 16:25:57,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1844.50 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:57,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:57,058 INFO L168 Benchmark]: Boogie Preprocessor took 172.42 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:57,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1844.50 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.42 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 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 16:26:01,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:01,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:01,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:01,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:01,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:01,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:01,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:01,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:01,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:01,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:01,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:01,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:01,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:01,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:01,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:01,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:01,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:01,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:01,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:01,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:01,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:01,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:01,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:01,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:01,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:01,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:01,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:01,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:01,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:01,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:01,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:01,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:01,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:01,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:01,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:01,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:01,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:01,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:01,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:01,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:01,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:01,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:01,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:01,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:01,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:01,407 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:01,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:01,410 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:01,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:01,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:01,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:01,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:01,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:01,415 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:01,415 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:01,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:01,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:01,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:01,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:01,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:01,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:01,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:01,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:01,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:01,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:01,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:01,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:01,423 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:01,424 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:01,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:01,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:01,427 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 -> a93e1176fe4582c89c0b888182734153cf0c43af [2019-11-27 16:26:01,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:02,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:02,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:02,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:02,025 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:02,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:26:02,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/130d749f3/13f03d3ffb39433aaa9f8bd2451bfc94/FLAG5ade7978a [2019-11-27 16:26:03,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:03,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:26:03,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/130d749f3/13f03d3ffb39433aaa9f8bd2451bfc94/FLAG5ade7978a [2019-11-27 16:26:03,863 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/130d749f3/13f03d3ffb39433aaa9f8bd2451bfc94 [2019-11-27 16:26:03,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:03,872 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:03,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:03,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:03,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:03,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:03" (1/1) ... [2019-11-27 16:26:03,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:03, skipping insertion in model container [2019-11-27 16:26:03,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:03" (1/1) ... [2019-11-27 16:26:03,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:04,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:05,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:05,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:05,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:05,782 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:05,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05 WrapperNode [2019-11-27 16:26:05,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:05,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:05,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:05,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:05,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:05,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:05,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:05,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:05,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:05,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:05,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:05,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:05,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:05,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:06,175 INFO L168 Benchmark]: Toolchain (without parser) took 2296.40 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 962.1 MB in the end (delta: -401.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:06,180 INFO L168 Benchmark]: CDTParser took 0.68 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 16:26:06,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1898.11 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 967.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:06,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:06,188 INFO L168 Benchmark]: Boogie Preprocessor took 215.95 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:06,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 1898.11 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 967.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.95 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 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...