./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.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.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 e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:09,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:09,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:09,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:09,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:09,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:09,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:09,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:09,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:09,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:09,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:09,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:09,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:09,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:09,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:09,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:09,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:09,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:09,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:09,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:09,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:09,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:09,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:09,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:09,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:09,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:09,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:09,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:09,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:09,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:09,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:09,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:09,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:09,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:09,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:09,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:09,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:09,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:09,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:09,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:09,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:09,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:09,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:09,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:09,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:09,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:09,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:09,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:09,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:09,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:09,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:09,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:09,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:09,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:09,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:09,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:09,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:09,212 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:09,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:09,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:09,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:09,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:09,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:09,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:09,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:09,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:09,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:09,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:09,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:09,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:09,222 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 -> e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 [2019-11-26 17:14:09,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:09,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:09,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:09,615 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:09,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:09,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:09,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fa23e0b6/c9a443438ee54e879c8f7381cb222315/FLAG9d6fb661e [2019-11-26 17:14:10,500 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:10,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:10,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fa23e0b6/c9a443438ee54e879c8f7381cb222315/FLAG9d6fb661e [2019-11-26 17:14:10,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fa23e0b6/c9a443438ee54e879c8f7381cb222315 [2019-11-26 17:14:10,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:10,741 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:10,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:10,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:10,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:10,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:10" (1/1) ... [2019-11-26 17:14:10,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:10, skipping insertion in model container [2019-11-26 17:14:10,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:10" (1/1) ... [2019-11-26 17:14:10,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:10,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:11,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:11,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:11,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:11,501 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:11,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11 WrapperNode [2019-11-26 17:14:11,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:11,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:11,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:11,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:11,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:11,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:11,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:11,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:11,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:11,672 INFO L168 Benchmark]: Toolchain (without parser) took 927.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.5 MB in the end (delta: -15.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:11,677 INFO L168 Benchmark]: CDTParser took 0.89 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 17:14:11,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.2 MB in the end (delta: -21.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:11,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.21 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 17:14:11,690 INFO L168 Benchmark]: Boogie Preprocessor took 76.31 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 17:14:11,698 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 757.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.2 MB in the end (delta: -21.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.21 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 76.31 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 17:14:14,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:14,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:14,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:14,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:14,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:14,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:14,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:14,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:14,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:14,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:14,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:14,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:14,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:14,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:14,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:14,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:14,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:14,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:14,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:14,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:14,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:14,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:14,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:14,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:14,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:14,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:14,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:14,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:14,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:14,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:14,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:14,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:14,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:14,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:14,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:14,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:14,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:14,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:14,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:14,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:14,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:14,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:14,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:14,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:14,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:14,469 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:14,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:14,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:14,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:14,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:14,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:14,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:14,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:14,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:14,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:14,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:14,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:14,474 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:14,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:14,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:14,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:14,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:14,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:14,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:14,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:14,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:14,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:14,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:14,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:14,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:14,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:14,481 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 -> e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 [2019-11-26 17:14:14,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:14,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:14,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:14,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:14,879 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:14,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:14,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1f1b9f1f/6443673e6c5947bda9377e6dbb3000ef/FLAG8261d3a21 [2019-11-26 17:14:15,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:15,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:15,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1f1b9f1f/6443673e6c5947bda9377e6dbb3000ef/FLAG8261d3a21 [2019-11-26 17:14:15,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1f1b9f1f/6443673e6c5947bda9377e6dbb3000ef [2019-11-26 17:14:15,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:15,999 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:16,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:16,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:16,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:16,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:15" (1/1) ... [2019-11-26 17:14:16,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@596316a 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 17:14:16,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:15" (1/1) ... [2019-11-26 17:14:16,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:16,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:16,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:16,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:16,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:16,858 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:16,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16 WrapperNode [2019-11-26 17:14:16,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:16,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:16,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:16,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:16,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:16,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:16,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:16,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:16,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:17,069 INFO L168 Benchmark]: Toolchain (without parser) took 1063.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:17,070 INFO L168 Benchmark]: CDTParser took 1.37 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 17:14:17,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 851.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.63 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 17:14:17,076 INFO L168 Benchmark]: Boogie Preprocessor took 85.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:17,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 851.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.63 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. * Boogie Preprocessor took 85.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...