./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+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1cc1019dcbbec6c41ba408ba4e195e558055d484 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1cc1019dcbbec6c41ba408ba4e195e558055d484 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:52,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:52,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:52,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:52,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:52,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:52,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:52,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:52,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:52,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:52,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:52,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:52,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:52,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:52,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:52,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:52,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:52,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:52,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:52,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:52,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:52,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:52,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:52,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:52,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:52,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:52,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:52,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:52,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:52,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:52,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:52,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:52,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:52,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:52,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:52,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:52,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:52,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:52,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:52,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:52,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:52,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:52,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:52,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:52,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:52,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:52,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:52,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:52,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:52,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:52,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:52,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:52,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:52,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:52,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:52,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:52,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:52,322 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:52,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:52,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:52,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:52,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:52,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:52,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:52,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:52,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:52,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:52,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:52,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:52,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:52,329 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 -> 1cc1019dcbbec6c41ba408ba4e195e558055d484 [2019-11-25 23:11:52,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:52,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:52,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:52,934 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:52,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:52,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:53,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf22f7a1/e2d5cfed050b4b6b9ea688b7b81b0754/FLAGca786e936 [2019-11-25 23:11:54,451 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:54,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:54,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf22f7a1/e2d5cfed050b4b6b9ea688b7b81b0754/FLAGca786e936 [2019-11-25 23:11:54,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf22f7a1/e2d5cfed050b4b6b9ea688b7b81b0754 [2019-11-25 23:11:54,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:54,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:54,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:54,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:54,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:54,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:54" (1/1) ... [2019-11-25 23:11:54,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6192955e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:54, skipping insertion in model container [2019-11-25 23:11:54,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:54" (1/1) ... [2019-11-25 23:11:54,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:55,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:56,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:56,868 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:57,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:57,995 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:57,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57 WrapperNode [2019-11-25 23:11:57,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:57,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:58,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:58,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:58,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:58,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:58,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:58,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:58,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:58,492 INFO L168 Benchmark]: Toolchain (without parser) took 3672.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.3 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,495 INFO L168 Benchmark]: CDTParser took 2.23 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. [2019-11-25 23:11:58,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3170.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 38.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.61 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,501 INFO L168 Benchmark]: Boogie Preprocessor took 224.67 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 944.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 3170.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 38.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.61 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.67 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 944.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:12:02,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:02,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:02,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:02,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:02,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:02,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:02,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:02,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:02,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:02,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:02,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:02,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:02,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:02,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:02,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:02,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:02,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:02,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:02,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:02,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:02,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:02,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:02,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:02,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:02,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:02,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:02,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:02,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:02,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:02,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:02,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:02,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:02,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:02,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:02,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:02,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:02,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:02,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:02,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:02,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:02,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:02,541 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:02,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:02,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:02,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:02,550 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:02,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:02,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:02,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:02,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:02,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:02,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:02,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:02,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:02,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:02,558 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:02,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:02,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:02,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:02,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:02,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:02,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:02,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:02,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:02,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:02,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:02,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:02,563 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:02,564 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:02,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:02,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:02,568 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 -> 1cc1019dcbbec6c41ba408ba4e195e558055d484 [2019-11-25 23:12:03,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:03,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:03,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:03,177 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:03,180 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:03,182 INFO L428 ainManager$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+nlh-reducer.c [2019-11-25 23:12:03,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f137a6af/835c3c62ce53416e9de95606e80c784f/FLAGd0eec9b62 [2019-11-25 23:12:04,687 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:04,688 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+nlh-reducer.c [2019-11-25 23:12:04,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f137a6af/835c3c62ce53416e9de95606e80c784f/FLAGd0eec9b62 [2019-11-25 23:12:04,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f137a6af/835c3c62ce53416e9de95606e80c784f [2019-11-25 23:12:04,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:04,784 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:04,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:04,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:04,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:04,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:04" (1/1) ... [2019-11-25 23:12:04,810 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 25.11 11:12:04, skipping insertion in model container [2019-11-25 23:12:04,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:04" (1/1) ... [2019-11-25 23:12:04,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:05,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:06,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:06,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:07,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:08,046 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:08,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08 WrapperNode [2019-11-25 23:12:08,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:08,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:08,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:08,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:08,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:08,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:08,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:08,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:08,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:08,622 INFO L168 Benchmark]: Toolchain (without parser) took 3830.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.8 MB in the end (delta: 46.9 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:08,623 INFO L168 Benchmark]: CDTParser took 2.83 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. [2019-11-25 23:12:08,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3260.57 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 932.0 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:08,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.95 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:08,634 INFO L168 Benchmark]: Boogie Preprocessor took 267.98 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 914.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:08,644 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 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 3260.57 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 932.0 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.95 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.98 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 914.8 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...