./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-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 60ed2372888ffef7c608844f68fd5eb7c61fb0c7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-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 60ed2372888ffef7c608844f68fd5eb7c61fb0c7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:15:44,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:44,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:44,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:44,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:44,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:44,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:45,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:45,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:45,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:45,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:45,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:45,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:45,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:45,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:45,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:45,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:45,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:45,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:45,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:45,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:45,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:45,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:45,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:45,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:45,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:45,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:45,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:45,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:45,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:45,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:45,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:45,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:45,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:45,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:45,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:45,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:45,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:45,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:45,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:45,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:45,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:15:45,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:45,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:45,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:45,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:45,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:45,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:45,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:45,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:15:45,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:45,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:45,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:45,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:45,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:45,251 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:45,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:45,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:45,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:45,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:45,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:45,257 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:45,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:45,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:45,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:45,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:45,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:45,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:15:45,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:15:45,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:45,263 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 -> 60ed2372888ffef7c608844f68fd5eb7c61fb0c7 [2019-11-26 17:15:45,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:45,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:45,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:45,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:45,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:45,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:15:46,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c2778b62/83a4dfa2d1c44f7b97a9596cc1327b79/FLAG20457799e [2019-11-26 17:15:47,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:47,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:15:47,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c2778b62/83a4dfa2d1c44f7b97a9596cc1327b79/FLAG20457799e [2019-11-26 17:15:47,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c2778b62/83a4dfa2d1c44f7b97a9596cc1327b79 [2019-11-26 17:15:47,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:47,714 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:47,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:47,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:47,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:47,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:47" (1/1) ... [2019-11-26 17:15:47,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e49744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:47, skipping insertion in model container [2019-11-26 17:15:47,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:47" (1/1) ... [2019-11-26 17:15:47,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:47,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:49,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:49,510 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:15:50,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:50,089 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:15:50,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50 WrapperNode [2019-11-26 17:15:50,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:50,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:50,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:15:50,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:15:50,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:50,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:50,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:50,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:50,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:50,618 INFO L168 Benchmark]: Toolchain (without parser) took 2902.21 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 960.8 MB in the end (delta: 910.5 kB). Peak memory consumption was 976.0 kB. Max. memory is 12.5 GB. [2019-11-26 17:15:50,623 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 17:15:50,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2373.60 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 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:50,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.47 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. [2019-11-26 17:15:50,632 INFO L168 Benchmark]: Boogie Preprocessor took 227.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:50,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2373.60 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 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 284.47 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 227.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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 0.1.24-025d5a2 [2019-11-26 17:15:55,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:55,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:55,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:55,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:55,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:55,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:55,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:55,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:55,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:55,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:55,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:55,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:55,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:55,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:55,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:55,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:55,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:55,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:55,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:55,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:55,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:55,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:55,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:55,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:55,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:55,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:55,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:55,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:55,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:55,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:55,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:55,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:55,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:55,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:55,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:55,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:55,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:55,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:55,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:55,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:55,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:15:55,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:55,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:55,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:55,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:55,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:55,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:55,394 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:55,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:55,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:55,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:55,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:55,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:55,399 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:15:55,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:15:55,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:55,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:55,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:55,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:55,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:55,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:55,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:55,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:55,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:55,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:55,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:55,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:55,409 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:15:55,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:15:55,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:55,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:15:55,414 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 -> 60ed2372888ffef7c608844f68fd5eb7c61fb0c7 [2019-11-26 17:15:56,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:56,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:56,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:56,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:56,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:56,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:15:56,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a8a1547/ee51d17aeaa4451ca8bcb0005e4d1e69/FLAG57aab2da7 [2019-11-26 17:15:57,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:57,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-26 17:15:57,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a8a1547/ee51d17aeaa4451ca8bcb0005e4d1e69/FLAG57aab2da7 [2019-11-26 17:15:57,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a8a1547/ee51d17aeaa4451ca8bcb0005e4d1e69 [2019-11-26 17:15:57,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:57,887 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:57,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:57,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:57,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:57,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:57" (1/1) ... [2019-11-26 17:15:57,922 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 26.11 05:15:57, skipping insertion in model container [2019-11-26 17:15:57,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:57" (1/1) ... [2019-11-26 17:15:57,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:58,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:59,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:59,838 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:01,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:01,289 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:01,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01 WrapperNode [2019-11-26 17:16:01,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:01,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:01,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:01,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:01,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:01,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:01,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:01,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:01,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:01,796 INFO L168 Benchmark]: Toolchain (without parser) took 3902.17 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 939.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:01,802 INFO L168 Benchmark]: CDTParser took 1.83 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. [2019-11-26 17:16:01,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3390.09 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 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:01,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.88 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:01,812 INFO L168 Benchmark]: Boogie Preprocessor took 256.74 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 939.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:01,828 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83 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 3390.09 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 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.88 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 256.74 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 939.5 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...