./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.ufo.UNBOUNDED.pals.c.v+cfa-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 c816a8d621232ad5c486a4ac0319f2f1c20e405d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.ufo.UNBOUNDED.pals.c.v+cfa-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 c816a8d621232ad5c486a4ac0319f2f1c20e405d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:12:05,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:05,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:05,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:05,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:05,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:05,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:05,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:05,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:05,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:05,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:05,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:05,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:05,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:05,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:05,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:05,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:05,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:05,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:05,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:05,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:05,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:05,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:05,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:05,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:05,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:05,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:05,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:05,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:05,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:05,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:05,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:05,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:05,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:05,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:05,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:05,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:05,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:05,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:05,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:05,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:05,676 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:12:05,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:05,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:05,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:05,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:05,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:05,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:05,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:05,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:12:05,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:05,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:05,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:05,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:05,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:05,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:05,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:05,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:05,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:05,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:05,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:05,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:05,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:05,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:05,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:05,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:05,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:05,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:12:05,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:12:05,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:05,740 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 -> c816a8d621232ad5c486a4ac0319f2f1c20e405d [2019-11-25 23:12:06,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:06,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:06,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:06,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:06,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:06,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:12:06,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d25b16b/f908151cb8f74e5cb8199b3e9325804f/FLAG469969cd5 [2019-11-25 23:12:07,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:07,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:12:07,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d25b16b/f908151cb8f74e5cb8199b3e9325804f/FLAG469969cd5 [2019-11-25 23:12:07,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d25b16b/f908151cb8f74e5cb8199b3e9325804f [2019-11-25 23:12:07,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:07,850 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:07,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:07,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:07,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:07,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:07" (1/1) ... [2019-11-25 23:12:07,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:07, skipping insertion in model container [2019-11-25 23:12:07,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:07" (1/1) ... [2019-11-25 23:12:07,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:08,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:09,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:09,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:09,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:09,574 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:09,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09 WrapperNode [2019-11-25 23:12:09,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:09,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:09,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:09,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:09,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:09,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:09,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:09,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:09,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:10,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:10,018 INFO L168 Benchmark]: Toolchain (without parser) took 2166.49 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 960.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:10,024 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 23:12:10,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1720.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:10,028 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:10,032 INFO L168 Benchmark]: Boogie Preprocessor took 191.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:10,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1720.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:12:13,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:14,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:14,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:14,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:14,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:14,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:14,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:14,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:14,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:14,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:14,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:14,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:14,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:14,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:14,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:14,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:14,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:14,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:14,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:14,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:14,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:14,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:14,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:14,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:14,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:14,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:14,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:14,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:14,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:14,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:14,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:14,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:14,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:14,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:14,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:14,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:14,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:14,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:14,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:14,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:14,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:14,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:14,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:14,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:14,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:14,227 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:14,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:14,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:14,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:14,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:14,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:14,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:14,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:14,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:14,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:14,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:14,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:14,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:14,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:14,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:14,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:14,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:14,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:14,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:14,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:14,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:14,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:14,241 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:14,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:14,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:14,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:14,243 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 -> c816a8d621232ad5c486a4ac0319f2f1c20e405d [2019-11-25 23:12:14,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:14,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:14,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:14,939 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:14,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:14,944 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:12:15,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac000751a/f5eea15073834d6e843a521a0bbc22ba/FLAGa3c1b26c6 [2019-11-25 23:12:16,408 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:16,413 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:12:16,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac000751a/f5eea15073834d6e843a521a0bbc22ba/FLAGa3c1b26c6 [2019-11-25 23:12:16,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac000751a/f5eea15073834d6e843a521a0bbc22ba [2019-11-25 23:12:16,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:16,514 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:16,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:16,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:16,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:16,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:16" (1/1) ... [2019-11-25 23:12:16,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:16, skipping insertion in model container [2019-11-25 23:12:16,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:16" (1/1) ... [2019-11-25 23:12:16,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:16,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:17,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:17,981 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:18,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:18,588 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:18,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18 WrapperNode [2019-11-25 23:12:18,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:18,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:18,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:18,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:18,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:18,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:18,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:18,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:18,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:18,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:18,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:18,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:18,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:18,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:18,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:18,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:19,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:18" (1/1) ... [2019-11-25 23:12:19,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:19,039 INFO L168 Benchmark]: Toolchain (without parser) took 2524.29 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 950.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:19,043 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-25 23:12:19,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2071.90 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:19,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.35 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:19,049 INFO L168 Benchmark]: Boogie Preprocessor took 193.29 ms. Allocated memory is still 1.0 GB. Free memory is still 950.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:19,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2071.90 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.35 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.29 ms. Allocated memory is still 1.0 GB. Free memory is still 950.7 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...