./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-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.4.1.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 e8cc4f4f75b72cc7f2eb768526db3bc7120df67f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.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 e8cc4f4f75b72cc7f2eb768526db3bc7120df67f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:25:07,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:07,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:07,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:07,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:07,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:07,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:08,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:08,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:08,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:08,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:08,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:08,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:08,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:08,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:08,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:08,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:08,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:08,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:08,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:08,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:08,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:08,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:08,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:08,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:08,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:08,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:08,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:08,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:08,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:08,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:08,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:08,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:08,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:08,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:08,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:08,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:08,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:08,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:08,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:08,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:08,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:08,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:08,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:08,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:08,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:08,179 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:08,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:08,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:08,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:08,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:08,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:08,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:08,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:08,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:08,199 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:08,200 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:08,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:08,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:08,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:08,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:08,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:08,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:08,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:08,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:08,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:08,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:08,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:08,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:08,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:08,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:08,215 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 -> e8cc4f4f75b72cc7f2eb768526db3bc7120df67f [2019-11-24 21:25:08,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:08,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:08,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:08,822 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:08,823 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:08,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:08,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf798c44e/e63e4b12a47e4e86b226a9930f040dc7/FLAG27661975c [2019-11-24 21:25:10,291 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:10,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:10,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf798c44e/e63e4b12a47e4e86b226a9930f040dc7/FLAG27661975c [2019-11-24 21:25:10,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf798c44e/e63e4b12a47e4e86b226a9930f040dc7 [2019-11-24 21:25:10,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:10,394 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:10,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:10,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:10,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:10,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,421 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 24.11 09:25:10, skipping insertion in model container [2019-11-24 21:25:10,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:10,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:11,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:11,733 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:12,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:12,120 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:12,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12 WrapperNode [2019-11-24 21:25:12,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:12,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:12,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:12,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:12,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:12,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:12,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:12,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:12,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:12,500 INFO L168 Benchmark]: Toolchain (without parser) took 2102.99 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 960.7 MB in the end (delta: 954.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:12,503 INFO L168 Benchmark]: CDTParser took 2.39 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 21:25:12,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1727.94 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:12,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.71 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. [2019-11-24 21:25:12,512 INFO L168 Benchmark]: Boogie Preprocessor took 161.26 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. [2019-11-24 21:25:12,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39 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 1727.94 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.71 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 161.26 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 0.1.24-32f2683 [2019-11-24 21:25:16,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:16,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:16,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:16,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:16,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:16,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:16,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:16,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:16,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:16,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:16,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:16,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:16,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:16,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:16,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:16,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:16,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:16,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:16,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:16,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:16,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:16,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:16,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:16,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:16,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:16,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:16,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:16,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:16,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:16,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:16,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:16,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:16,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:16,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:16,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:16,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:16,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:16,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:16,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:16,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:16,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:16,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:16,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:16,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:16,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:16,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:16,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:16,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:16,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:16,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:16,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:16,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:16,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:16,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:16,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:16,919 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:16,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:16,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:16,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:16,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:16,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:16,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:16,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:16,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:16,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:16,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:16,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:16,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:16,927 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:16,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:16,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:16,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:16,933 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 -> e8cc4f4f75b72cc7f2eb768526db3bc7120df67f [2019-11-24 21:25:17,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:17,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:17,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:17,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:17,442 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:17,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:17,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674134c28/8f95b0bf114345aca82d41f386778d51/FLAGc90f4ead0 [2019-11-24 21:25:18,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:18,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:18,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674134c28/8f95b0bf114345aca82d41f386778d51/FLAGc90f4ead0 [2019-11-24 21:25:18,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674134c28/8f95b0bf114345aca82d41f386778d51 [2019-11-24 21:25:18,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:18,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:18,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:18,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:18,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:18,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18, skipping insertion in model container [2019-11-24 21:25:18,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:18,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:20,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:20,119 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:20,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:20,598 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:20,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20 WrapperNode [2019-11-24 21:25:20,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:20,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:20,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:20,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:20,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:20,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:20,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:20,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:20,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:20,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:20,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:20,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:20,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:20,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:20,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:20,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:21,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20" (1/1) ... [2019-11-24 21:25:21,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:21,046 INFO L168 Benchmark]: Toolchain (without parser) took 2313.85 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 962.5 MB in the end (delta: -829.9 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:21,053 INFO L168 Benchmark]: CDTParser took 1.33 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 21:25:21,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1878.35 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 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:21,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.56 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:21,062 INFO L168 Benchmark]: Boogie Preprocessor took 226.72 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:21,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 1878.35 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 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.56 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.72 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...