./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-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_opt-floodmax.3.3.ufo.BOUNDED-6.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 b52ba50151ad7a37f8521a89690caa0ef7feac8c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.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 b52ba50151ad7a37f8521a89690caa0ef7feac8c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:06:38,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:38,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:38,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:38,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:38,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:38,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:38,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:38,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:38,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:38,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:38,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:38,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:38,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:38,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:38,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:38,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:38,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:38,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:38,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:38,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:38,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:38,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:38,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:38,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:38,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:38,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:38,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:38,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:38,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:38,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:38,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:38,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:38,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:38,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:38,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:38,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:38,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:38,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:38,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:38,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:38,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:38,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:38,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:38,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:38,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:38,317 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:38,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:38,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:38,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:38,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:38,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:38,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:38,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:38,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:38,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:38,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:38,326 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:38,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:38,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:38,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:38,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:38,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:38,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:38,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:38,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:38,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:38,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:38,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:38,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:38,332 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 -> b52ba50151ad7a37f8521a89690caa0ef7feac8c [2019-11-27 10:06:38,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:38,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:38,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:38,982 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:38,986 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:38,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:39,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/366dccbf6/86024949b94e4401b0a68802caabbce3/FLAGfaa58e8d2 [2019-11-27 10:06:40,431 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:40,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:40,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/366dccbf6/86024949b94e4401b0a68802caabbce3/FLAGfaa58e8d2 [2019-11-27 10:06:40,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/366dccbf6/86024949b94e4401b0a68802caabbce3 [2019-11-27 10:06:40,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:40,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:40,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:40,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:40,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:40,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,561 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 10:06:40, skipping insertion in model container [2019-11-27 10:06:40,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:40,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:41,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:42,003 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:42,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:42,416 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:42,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42 WrapperNode [2019-11-27 10:06:42,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:42,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:42,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:42,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:42,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:42,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:42,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:42,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:42,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:42,837 INFO L168 Benchmark]: Toolchain (without parser) took 2300.26 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 966.6 MB in the end (delta: 785.9 kB). Peak memory consumption was 851.4 kB. Max. memory is 12.5 GB. [2019-11-27 10:06:42,839 INFO L168 Benchmark]: CDTParser took 0.38 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 10:06:42,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1883.97 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 972.4 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:42,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.74 ms. Allocated memory is still 1.0 GB. Free memory is still 972.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:42,843 INFO L168 Benchmark]: Boogie Preprocessor took 172.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:42,854 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1883.97 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 972.4 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.74 ms. Allocated memory is still 1.0 GB. Free memory is still 972.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 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-da95e15 [2019-11-27 10:06:46,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:46,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:46,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:46,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:46,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:46,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:46,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:46,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:46,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:46,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:46,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:46,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:46,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:46,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:46,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:46,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:46,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:46,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:46,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:46,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:46,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:46,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:46,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:46,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:46,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:46,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:46,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:46,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:46,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:46,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:46,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:46,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:46,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:46,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:46,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:46,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:46,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:46,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:46,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:46,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:46,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:46,896 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:46,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:46,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:46,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:46,903 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:46,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:46,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:46,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:46,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:46,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:46,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:46,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:46,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:46,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:46,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:46,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:46,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:46,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:46,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:46,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:46,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:46,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:46,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:46,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:46,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:46,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:46,916 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:46,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:46,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:46,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:46,920 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 -> b52ba50151ad7a37f8521a89690caa0ef7feac8c [2019-11-27 10:06:47,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:47,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:47,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:47,591 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:47,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:47,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:47,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8879abc/8668b72e94714b6dbd85b3b5f8af54b6/FLAG8593f8fc6 [2019-11-27 10:06:48,994 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:49,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:49,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8879abc/8668b72e94714b6dbd85b3b5f8af54b6/FLAG8593f8fc6 [2019-11-27 10:06:49,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8879abc/8668b72e94714b6dbd85b3b5f8af54b6 [2019-11-27 10:06:49,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:49,089 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:49,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:49,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:49,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:49,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,114 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 10:06:49, skipping insertion in model container [2019-11-27 10:06:49,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:49,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:50,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:50,602 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:51,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:51,506 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:51,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51 WrapperNode [2019-11-27 10:06:51,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:51,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:51,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:51,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:51,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:51,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:51,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:51,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:51,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:51,997 INFO L168 Benchmark]: Toolchain (without parser) took 2901.71 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 951.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:52,005 INFO L168 Benchmark]: CDTParser took 0.97 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 10:06:52,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2415.43 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 956.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:52,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.65 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:52,014 INFO L168 Benchmark]: Boogie Preprocessor took 222.29 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:52,025 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 2415.43 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 956.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.65 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 222.29 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 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...