./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.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_floodmax.3.4.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 b60bc165ef5284e0469dfbd5fc13816974fac78d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.3.4.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 b60bc165ef5284e0469dfbd5fc13816974fac78d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 23:08:53,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:08:53,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:08:53,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:08:53,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:08:53,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:08:53,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:08:53,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:08:53,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:08:53,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:08:53,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:08:53,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:08:53,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:08:53,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:08:53,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:08:53,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:08:53,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:08:53,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:08:53,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:08:53,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:08:53,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:08:53,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:08:53,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:08:53,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:08:53,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:08:53,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:08:53,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:08:53,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:08:53,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:08:53,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:08:53,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:08:53,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:08:53,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:08:53,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:08:53,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:08:53,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:08:53,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:08:53,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:08:53,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:08:53,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:08:53,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:08:53,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:08:53,729 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:08:53,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:08:53,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:08:53,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:08:53,736 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:08:53,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:08:53,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:08:53,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:08:53,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:08:53,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:08:53,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:08:53,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:08:53,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:08:53,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:08:53,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:08:53,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:08:53,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:08:53,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:08:53,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:08:53,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:08:53,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:08:53,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:08:53,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:08:53,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:08:53,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:08:53,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:08:53,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:08:53,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:08:53,746 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 -> b60bc165ef5284e0469dfbd5fc13816974fac78d [2019-11-25 23:08:54,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:08:54,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:08:54,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:08:54,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:08:54,256 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:08:54,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:08:54,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/622f067e2/a8a44f380166401aa5dc13883e37b6cd/FLAGdf208c4a6 [2019-11-25 23:08:55,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:08:55,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:08:55,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/622f067e2/a8a44f380166401aa5dc13883e37b6cd/FLAGdf208c4a6 [2019-11-25 23:08:55,391 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/622f067e2/a8a44f380166401aa5dc13883e37b6cd [2019-11-25 23:08:55,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:08:55,397 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:08:55,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:55,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:08:55,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:08:55,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:55" (1/1) ... [2019-11-25 23:08:55,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:55, skipping insertion in model container [2019-11-25 23:08:55,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:55" (1/1) ... [2019-11-25 23:08:55,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:08:55,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:08:56,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:56,095 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:08:56,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:56,263 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:08:56,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56 WrapperNode [2019-11-25 23:08:56,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:56,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:56,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:08:56,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:08:56,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:56,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:08:56,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:08:56,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:08:56,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:56" (1/1) ... [2019-11-25 23:08:56,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:08:56,442 INFO L168 Benchmark]: Toolchain (without parser) took 1036.99 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 978.4 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:08:56,443 INFO L168 Benchmark]: CDTParser took 0.21 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 23:08:56,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 861.88 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:56,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.24 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. [2019-11-25 23:08:56,459 INFO L168 Benchmark]: Boogie Preprocessor took 61.96 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:56,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 861.88 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.24 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 61.96 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 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 23:08:59,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:08:59,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:08:59,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:08:59,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:08:59,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:08:59,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:08:59,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:08:59,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:08:59,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:08:59,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:08:59,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:08:59,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:08:59,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:08:59,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:08:59,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:08:59,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:08:59,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:08:59,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:08:59,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:08:59,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:08:59,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:08:59,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:08:59,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:08:59,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:08:59,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:08:59,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:08:59,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:08:59,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:08:59,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:08:59,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:08:59,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:08:59,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:08:59,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:08:59,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:08:59,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:08:59,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:08:59,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:08:59,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:08:59,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:08:59,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:08:59,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:08:59,336 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:08:59,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:08:59,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:08:59,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:08:59,343 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:08:59,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:08:59,344 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:08:59,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:08:59,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:08:59,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:08:59,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:08:59,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:08:59,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:08:59,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:08:59,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:08:59,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:08:59,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:08:59,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:08:59,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:08:59,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:08:59,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:08:59,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:08:59,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:08:59,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:08:59,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:08:59,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:08:59,351 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:08:59,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:08:59,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:08:59,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:08:59,353 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 -> b60bc165ef5284e0469dfbd5fc13816974fac78d [2019-11-25 23:08:59,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:08:59,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:08:59,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:08:59,822 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:08:59,823 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:08:59,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:08:59,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751d5a417/b6b50e9faf9d473fa115c81dec2b2521/FLAGf11344f58 [2019-11-25 23:09:00,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:00,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:09:00,779 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751d5a417/b6b50e9faf9d473fa115c81dec2b2521/FLAGf11344f58 [2019-11-25 23:09:00,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751d5a417/b6b50e9faf9d473fa115c81dec2b2521 [2019-11-25 23:09:00,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:00,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:00,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:00,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:00,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:01,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:01,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01, skipping insertion in model container [2019-11-25 23:09:01,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:01,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:01,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:01,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:01,767 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:01,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:01,979 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:01,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01 WrapperNode [2019-11-25 23:09:01,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:01,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:01,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:01,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:01,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:02,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:02,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:02,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:02,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:01" (1/1) ... [2019-11-25 23:09:02,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:02,210 INFO L168 Benchmark]: Toolchain (without parser) took 1220.88 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 972.9 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:02,211 INFO L168 Benchmark]: CDTParser took 0.29 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 23:09:02,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 986.27 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 978.7 MB in the end (delta: -17.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:02,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.69 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:02,216 INFO L168 Benchmark]: Boogie Preprocessor took 94.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.7 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:02,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 986.27 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 978.7 MB in the end (delta: -17.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.69 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.7 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...