./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.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.4.4.ufo.BOUNDED-8.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 a91905df7a297fad334b804f9662bb9c7cbee7cc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.4.ufo.BOUNDED-8.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 a91905df7a297fad334b804f9662bb9c7cbee7cc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:07:00,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:00,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:01,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:01,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:01,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:01,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:01,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:01,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:01,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:01,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:01,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:01,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:01,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:01,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:01,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:01,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:01,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:01,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:01,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:01,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:01,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:01,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:01,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:01,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:01,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:01,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:01,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:01,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:01,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:01,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:01,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:01,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:01,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:01,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:01,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:01,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:01,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:01,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:01,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:01,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:01,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:01,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:01,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:01,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:01,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:01,144 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:01,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:01,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:01,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:01,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:01,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:01,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:01,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:01,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:01,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:01,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:01,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:01,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:01,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:01,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:01,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:01,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:01,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:01,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:01,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:01,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:01,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:01,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:01,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:01,154 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 -> a91905df7a297fad334b804f9662bb9c7cbee7cc [2019-11-27 10:07:01,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:01,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:01,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:01,661 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:01,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:01,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:07:01,773 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f74635f7/f861108615b54777b7bcc4ea78455273/FLAG772ed0ed9 [2019-11-27 10:07:02,729 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:02,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:07:02,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f74635f7/f861108615b54777b7bcc4ea78455273/FLAG772ed0ed9 [2019-11-27 10:07:02,808 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f74635f7/f861108615b54777b7bcc4ea78455273 [2019-11-27 10:07:02,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:02,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:02,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:02,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:02,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:02,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:02,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ad5a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02, skipping insertion in model container [2019-11-27 10:07:02,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:02,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:03,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:04,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:04,567 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:05,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:05,336 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:05,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05 WrapperNode [2019-11-27 10:07:05,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:05,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:05,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:05,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:05,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:05,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:05,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:05,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:05,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:05" (1/1) ... [2019-11-27 10:07:05,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:05,727 INFO L168 Benchmark]: Toolchain (without parser) took 2906.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 938.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:05,728 INFO L168 Benchmark]: CDTParser took 1.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:05,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2521.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 956.1 MB in the end (delta: -160.6 kB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:05,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:05,734 INFO L168 Benchmark]: Boogie Preprocessor took 179.13 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 938.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:05,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 2521.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 956.1 MB in the end (delta: -160.6 kB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.13 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 938.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:08,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:08,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:08,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:08,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:08,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:08,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:08,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:08,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:08,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:08,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:08,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:08,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:08,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:08,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:08,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:08,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:08,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:08,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:08,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:08,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:08,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:08,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:08,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:08,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:08,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:08,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:08,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:08,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:08,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:08,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:08,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:08,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:08,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:08,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:08,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:08,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:08,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:08,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:08,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:08,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:08,510 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:08,538 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:08,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:08,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:08,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:08,543 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:08,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:08,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:08,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:08,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:08,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:08,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:08,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:08,550 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:08,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:08,551 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:08,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:08,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:08,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:08,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:08,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:08,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:08,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:08,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:08,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:08,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:08,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:08,555 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:08,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:08,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:08,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:08,556 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 -> a91905df7a297fad334b804f9662bb9c7cbee7cc [2019-11-27 10:07:09,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:09,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:09,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:09,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:09,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:09,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:07:09,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a92f352bf/bc0aaabd631741d6bbc9315ccffc7a20/FLAG1155bbe13 [2019-11-27 10:07:10,151 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:10,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:07:10,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a92f352bf/bc0aaabd631741d6bbc9315ccffc7a20/FLAG1155bbe13 [2019-11-27 10:07:10,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a92f352bf/bc0aaabd631741d6bbc9315ccffc7a20 [2019-11-27 10:07:10,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:10,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:10,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:10,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:10,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:10,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:10" (1/1) ... [2019-11-27 10:07:10,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad782af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:10, skipping insertion in model container [2019-11-27 10:07:10,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:10" (1/1) ... [2019-11-27 10:07:10,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:10,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:12,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:12,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:13,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:13,600 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:13,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13 WrapperNode [2019-11-27 10:07:13,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:13,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:13,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:13,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:13,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:13,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:13,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:13,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:13,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:13,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:13,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:13,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:13,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:13,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:13,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:13,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:14,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:13" (1/1) ... [2019-11-27 10:07:14,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:14,039 INFO L168 Benchmark]: Toolchain (without parser) took 3345.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 898.8 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,040 INFO L168 Benchmark]: CDTParser took 3.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:14,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2905.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 916.0 MB in the end (delta: 38.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.54 ms. Allocated memory is still 1.0 GB. Free memory was 916.0 MB in the beginning and 910.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,050 INFO L168 Benchmark]: Boogie Preprocessor took 202.69 ms. Allocated memory is still 1.0 GB. Free memory was 910.2 MB in the beginning and 898.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,056 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.57 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 2905.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 916.0 MB in the end (delta: 38.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.54 ms. Allocated memory is still 1.0 GB. Free memory was 916.0 MB in the beginning and 910.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.69 ms. Allocated memory is still 1.0 GB. Free memory was 910.2 MB in the beginning and 898.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...