./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.BOUNDED-8.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.4.3.ufo.BOUNDED-8.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 a964118de2161da119f64234e5e5147d5bb23c0b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.BOUNDED-8.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 a964118de2161da119f64234e5e5147d5bb23c0b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:25:11,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:11,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:11,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:11,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:11,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:11,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:11,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:11,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:11,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:11,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:11,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:11,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:11,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:11,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:11,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:11,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:11,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:11,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:11,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:11,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:11,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:11,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:11,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:11,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:11,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:11,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:11,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:11,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:11,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:11,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:11,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:11,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:11,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:11,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:11,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:11,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:11,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:11,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:11,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:11,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:11,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:11,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:11,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:11,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:11,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:11,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:11,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:11,180 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:11,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:11,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:11,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:11,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:11,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:11,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:11,184 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:11,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:11,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:11,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:11,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:11,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:11,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:11,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:11,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:11,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:11,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:11,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:11,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:11,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:11,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:11,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:11,190 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 -> a964118de2161da119f64234e5e5147d5bb23c0b [2019-11-24 21:25:11,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:11,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:11,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:11,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:11,688 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:11,689 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:11,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43bd19b9/610696bf0d5242b1ab4e3f986f73f11a/FLAGaf502276d [2019-11-24 21:25:12,659 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:12,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:12,688 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43bd19b9/610696bf0d5242b1ab4e3f986f73f11a/FLAGaf502276d [2019-11-24 21:25:12,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43bd19b9/610696bf0d5242b1ab4e3f986f73f11a [2019-11-24 21:25:12,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:12,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:12,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:12,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:12,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:12,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,830 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 24.11 09:25:12, skipping insertion in model container [2019-11-24 21:25:12,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:12,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:13,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:13,699 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:13,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:13,995 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:13,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13 WrapperNode [2019-11-24 21:25:14,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:14,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:14,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:14,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:14,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:14,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:14,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:14,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:14,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:13" (1/1) ... [2019-11-24 21:25:14,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:14,310 INFO L168 Benchmark]: Toolchain (without parser) took 1495.59 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: 983.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:14,311 INFO L168 Benchmark]: CDTParser took 0.67 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 21:25:14,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1181.70 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 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:14,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.73 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:14,320 INFO L168 Benchmark]: Boogie Preprocessor took 133.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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 21:25:14,325 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 1181.70 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 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.73 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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 21:25:17,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:17,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:17,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:17,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:17,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:17,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:17,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:17,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:17,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:17,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:17,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:17,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:17,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:17,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:17,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:17,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:17,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:17,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:17,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:17,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:17,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:17,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:17,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:17,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:17,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:17,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:17,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:17,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:17,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:17,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:17,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:17,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:17,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:17,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:17,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:17,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:17,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:17,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:17,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:17,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:17,230 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:17,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:17,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:17,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:17,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:17,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:17,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:17,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:17,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:17,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:17,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:17,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:17,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:17,280 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:17,280 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:17,280 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:17,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:17,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:17,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:17,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:17,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:17,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:17,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:17,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:17,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:17,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:17,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:17,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:17,289 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:17,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:17,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:17,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:17,292 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 -> a964118de2161da119f64234e5e5147d5bb23c0b [2019-11-24 21:25:17,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:17,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:17,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:17,929 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:17,930 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:17,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:18,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95be4367/48cc318347034b129a94a147fdfa091d/FLAG7b8a7b9d6 [2019-11-24 21:25:18,935 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:18,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:25:18,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95be4367/48cc318347034b129a94a147fdfa091d/FLAG7b8a7b9d6 [2019-11-24 21:25:19,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95be4367/48cc318347034b129a94a147fdfa091d [2019-11-24 21:25:19,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:19,121 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:19,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:19,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:19,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:19,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,140 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 24.11 09:25:19, skipping insertion in model container [2019-11-24 21:25:19,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:19,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:20,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:20,140 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:20,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:20,456 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:20,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:20 WrapperNode [2019-11-24 21:25:20,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:20,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:20,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:20,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:20,475 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 21:25:20,529 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 21:25:20,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:20,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:20,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:20,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:20,656 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 21:25:20,658 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 21:25:20,676 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 21:25:20,677 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 21:25:20,713 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 21:25:20,750 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 21:25:20,760 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 21:25:20,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:20,781 INFO L168 Benchmark]: Toolchain (without parser) took 1657.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 951.0 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,783 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:20,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1334.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 962.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,790 INFO L168 Benchmark]: Boogie Preprocessor took 135.11 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1334.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 962.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.11 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...