./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4.2.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 c634f7f5231aff3e09d5899fa30ea00e1e3bde72 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.2.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 c634f7f5231aff3e09d5899fa30ea00e1e3bde72 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:44,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:44,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:44,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:44,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:44,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:44,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:44,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:44,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:44,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:44,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:44,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:44,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:44,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:44,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:44,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:44,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:44,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:44,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:44,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:44,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:44,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:44,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:44,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:44,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:44,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:44,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:44,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:44,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:44,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:44,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:44,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:44,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:44,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:44,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:44,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:44,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:44,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:44,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:44,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:44,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:44,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:44,264 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:44,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:44,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:44,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:44,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:44,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:44,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:44,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:44,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:44,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:44,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:44,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:44,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:44,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:44,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:44,289 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:44,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:44,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:44,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:44,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:44,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:44,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:44,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:44,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:44,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:44,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:44,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:44,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:44,303 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 -> c634f7f5231aff3e09d5899fa30ea00e1e3bde72 [2019-11-27 16:28:44,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:44,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:44,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:44,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:44,947 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:44,948 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:28:45,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/300874470/c0182487189a4185b67934783f4fb67f/FLAG000a04040 [2019-11-27 16:28:46,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:46,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:28:46,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/300874470/c0182487189a4185b67934783f4fb67f/FLAG000a04040 [2019-11-27 16:28:46,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/300874470/c0182487189a4185b67934783f4fb67f [2019-11-27 16:28:46,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:46,582 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:46,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:46,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:46,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:46,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:46" (1/1) ... [2019-11-27 16:28:46,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:46, skipping insertion in model container [2019-11-27 16:28:46,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:46" (1/1) ... [2019-11-27 16:28:46,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:46,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:47,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:47,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:48,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:48,362 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:48,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48 WrapperNode [2019-11-27 16:28:48,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:48,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:48,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:48,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:48,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:48,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:48,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:48,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:48,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:48,780 INFO L168 Benchmark]: Toolchain (without parser) took 2194.31 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 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:48,781 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 16:28:48,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1778.70 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:48,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.42 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:48,794 INFO L168 Benchmark]: Boogie Preprocessor took 200.21 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. [2019-11-27 16:28:48,811 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1778.70 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.42 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.21 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:28:52,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:52,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:52,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:52,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:52,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:52,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:52,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:52,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:52,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:52,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:52,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:52,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:52,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:52,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:52,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:52,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:52,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:52,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:52,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:52,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:52,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:52,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:52,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:53,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:53,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:53,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:53,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:53,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:53,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:53,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:53,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:53,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:53,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:53,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:53,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:53,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:53,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:53,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:53,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:53,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:53,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:53,080 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:53,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:53,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:53,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:53,088 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:53,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:53,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:53,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:53,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:53,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:53,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:53,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:53,091 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:53,095 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:53,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:53,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:53,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:53,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:53,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:53,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:53,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:53,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:53,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:53,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:53,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:53,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:53,101 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:53,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:53,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:53,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:53,104 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 -> c634f7f5231aff3e09d5899fa30ea00e1e3bde72 [2019-11-27 16:28:53,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:53,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:53,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:53,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:53,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:53,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:28:53,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cbf0905/7f762243fad54fbe83a220f5ccab832d/FLAGc673a39fd [2019-11-27 16:28:55,098 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:55,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:28:55,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cbf0905/7f762243fad54fbe83a220f5ccab832d/FLAGc673a39fd [2019-11-27 16:28:55,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cbf0905/7f762243fad54fbe83a220f5ccab832d [2019-11-27 16:28:55,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:55,191 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:55,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:55,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:55,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:55,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:55" (1/1) ... [2019-11-27 16:28:55,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:55, skipping insertion in model container [2019-11-27 16:28:55,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:55" (1/1) ... [2019-11-27 16:28:55,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:55,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:56,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:56,642 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:57,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:57,099 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:57,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57 WrapperNode [2019-11-27 16:28:57,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:57,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:57,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:57,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:57,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:57,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:57,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:57,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:57,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:57" (1/1) ... [2019-11-27 16:28:57,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:57,500 INFO L168 Benchmark]: Toolchain (without parser) took 2304.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:57,502 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-27 16:28:57,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1902.01 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:57,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.18 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:57,514 INFO L168 Benchmark]: Boogie Preprocessor took 204.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:57,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1902.01 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.18 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...