./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.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 468f7b193d2909e4ead42e398ce4bffe2281efc2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.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 468f7b193d2909e4ead42e398ce4bffe2281efc2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:14:05,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:05,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:05,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:05,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:05,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:05,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:05,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:06,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:06,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:06,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:06,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:06,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:06,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:06,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:06,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:06,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:06,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:06,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:06,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:06,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:06,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:06,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:06,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:06,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:06,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:06,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:06,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:06,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:06,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:06,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:06,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:06,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:06,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:06,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:06,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:06,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:06,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:06,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:06,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:06,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:06,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:06,153 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:06,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:06,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:06,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:06,161 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:06,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:06,163 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:06,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:06,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:06,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:06,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:06,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:06,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:06,168 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:06,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:06,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:06,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:06,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:06,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:06,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:06,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:06,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:06,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:06,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:06,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:06,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:06,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:06,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:06,178 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 -> 468f7b193d2909e4ead42e398ce4bffe2281efc2 [2019-11-26 17:14:06,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:06,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:06,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:06,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:06,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:06,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:06,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34570f9f0/22da2e72d3e7449dbfd61e70c1d7c7c1/FLAGb5cc2f2cb [2019-11-26 17:14:08,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:08,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:08,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34570f9f0/22da2e72d3e7449dbfd61e70c1d7c7c1/FLAGb5cc2f2cb [2019-11-26 17:14:08,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34570f9f0/22da2e72d3e7449dbfd61e70c1d7c7c1 [2019-11-26 17:14:08,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:08,280 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:08,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:08,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:08,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:08,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac594ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08, skipping insertion in model container [2019-11-26 17:14:08,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:08,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:09,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:09,260 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:09,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:09,473 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:09,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09 WrapperNode [2019-11-26 17:14:09,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:09,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:09,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:09,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:09,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:09,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:09,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:09,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:09,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:09" (1/1) ... [2019-11-26 17:14:09,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:09,723 INFO L168 Benchmark]: Toolchain (without parser) took 1439.09 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:09,727 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 17:14:09,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1189.30 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:09,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.77 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:09,735 INFO L168 Benchmark]: Boogie Preprocessor took 120.46 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:09,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1189.30 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.77 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.46 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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 0.1.24-025d5a2 [2019-11-26 17:14:13,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:13,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:13,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:13,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:13,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:13,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:13,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:13,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:13,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:13,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:13,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:13,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:13,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:13,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:13,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:13,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:13,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:13,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:13,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:13,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:13,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:13,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:13,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:13,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:13,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:13,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:13,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:13,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:13,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:13,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:13,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:13,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:13,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:13,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:13,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:13,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:13,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:13,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:13,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:13,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:13,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:13,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:13,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:13,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:13,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:13,736 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:13,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:13,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:13,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:13,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:13,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:13,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:13,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:13,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:13,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:13,746 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:13,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:13,747 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:13,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:13,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:13,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:13,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:13,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:13,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:13,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:13,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:13,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:13,751 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:13,751 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:13,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:13,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:13,754 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 -> 468f7b193d2909e4ead42e398ce4bffe2281efc2 [2019-11-26 17:14:14,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:14,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:14,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:14,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:14,316 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:14,318 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:14,466 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab32ba2a/d1f7a699b618441e82d90ab162527f80/FLAG931b3ed69 [2019-11-26 17:14:15,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:15,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:15,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab32ba2a/d1f7a699b618441e82d90ab162527f80/FLAG931b3ed69 [2019-11-26 17:14:16,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab32ba2a/d1f7a699b618441e82d90ab162527f80 [2019-11-26 17:14:16,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:16,179 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:16,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:16,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:16,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:16,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16, skipping insertion in model container [2019-11-26 17:14:16,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:16,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:17,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:17,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:17,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:17,480 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:17,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17 WrapperNode [2019-11-26 17:14:17,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:17,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:17,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:17,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:17,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:17,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:17,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:17,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:17,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:17,801 INFO L168 Benchmark]: Toolchain (without parser) took 1613.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:17,802 INFO L168 Benchmark]: CDTParser took 1.11 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. [2019-11-26 17:14:17,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1307.72 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.75 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:17,807 INFO L168 Benchmark]: Boogie Preprocessor took 156.36 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,820 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 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 1307.72 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.75 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.36 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 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...