./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:05,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:05,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:05,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:05,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:05,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:05,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:05,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:05,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:05,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:05,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:05,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:05,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:05,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:05,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:05,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:05,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:05,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:05,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:05,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:05,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:05,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:05,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:05,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:05,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:05,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:05,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:05,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:05,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:05,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:05,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:05,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:05,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:05,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:05,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:05,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:05,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:05,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:05,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:05,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:05,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:05,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:05,809 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:05,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:05,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:05,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:05,819 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:05,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:05,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:05,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:05,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:05,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:05,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:05,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:05,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:05,827 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:05,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:05,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:05,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:05,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:05,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:05,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:05,832 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:05,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:05,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:05,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:05,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:05,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:05,834 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:05,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:05,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:05,837 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 -> 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 [2019-11-24 21:25:06,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:06,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:06,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:06,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:06,414 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:06,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:25:06,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecc851776/e4bdb529c4a34224b4470435a3b3098a/FLAGd3a62b1e8 [2019-11-24 21:25:07,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:07,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:25:07,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecc851776/e4bdb529c4a34224b4470435a3b3098a/FLAGd3a62b1e8 [2019-11-24 21:25:07,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecc851776/e4bdb529c4a34224b4470435a3b3098a [2019-11-24 21:25:07,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:07,961 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:07,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:07,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:07,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:07,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:07" (1/1) ... [2019-11-24 21:25:07,987 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 24.11 09:25:07, skipping insertion in model container [2019-11-24 21:25:07,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:07" (1/1) ... [2019-11-24 21:25:08,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:08,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:09,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:09,424 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:10,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:10,219 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:10,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10 WrapperNode [2019-11-24 21:25:10,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:10,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:10,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:10,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:10,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:10,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:10,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:10,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:10,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:10,714 INFO L168 Benchmark]: Toolchain (without parser) took 2746.51 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 960.9 MB in the end (delta: 767.1 kB). Peak memory consumption was 832.6 kB. Max. memory is 12.5 GB. [2019-11-24 21:25:10,721 INFO L168 Benchmark]: CDTParser took 2.11 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:10,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2258.80 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:10,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.73 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:10,731 INFO L168 Benchmark]: Boogie Preprocessor took 209.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:10,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2258.80 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.73 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:14,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:14,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:14,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:14,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:14,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:14,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:14,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:14,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:14,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:14,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:14,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:14,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:14,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:14,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:14,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:14,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:14,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:14,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:14,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:14,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:14,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:14,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:14,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:14,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:14,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:14,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:14,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:14,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:14,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:14,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:14,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:14,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:14,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:14,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:14,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:14,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:14,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:14,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:14,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:14,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:14,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:14,841 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:14,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:14,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:14,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:14,853 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:14,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:14,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:14,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:14,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:14,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:14,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:14,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:14,858 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:14,860 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:14,860 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:14,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:14,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:14,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:14,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:14,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:14,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:14,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:14,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:14,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:14,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:14,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:14,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:14,869 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:14,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:14,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:14,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:14,872 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 -> 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 [2019-11-24 21:25:15,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:15,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:15,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:15,555 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:15,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:15,559 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:25:15,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aaaeb42/484ca4f209574436af6806124fbbff4e/FLAGbb6c31fa0 [2019-11-24 21:25:16,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:16,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:25:17,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aaaeb42/484ca4f209574436af6806124fbbff4e/FLAGbb6c31fa0 [2019-11-24 21:25:17,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aaaeb42/484ca4f209574436af6806124fbbff4e [2019-11-24 21:25:17,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:17,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:17,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:17,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:17,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:17,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:17" (1/1) ... [2019-11-24 21:25:17,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:17, skipping insertion in model container [2019-11-24 21:25:17,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:17" (1/1) ... [2019-11-24 21:25:17,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:17,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:18,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:18,631 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:19,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:19,490 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:19,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19 WrapperNode [2019-11-24 21:25:19,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:19,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:19,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:19,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:19,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:19,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:19,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:19,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:19,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:19,939 INFO L168 Benchmark]: Toolchain (without parser) took 2873.98 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 949.6 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:19,940 INFO L168 Benchmark]: CDTParser took 2.32 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. [2019-11-24 21:25:19,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2429.45 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 955.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:19,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.74 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:19,953 INFO L168 Benchmark]: Boogie Preprocessor took 214.22 ms. Allocated memory is still 1.0 GB. Free memory is still 949.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:19,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32 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 2429.45 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 955.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.74 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.22 ms. Allocated memory is still 1.0 GB. Free memory is still 949.6 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...