./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_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 0.1.24-32f2683 [2019-11-24 21:21:37,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:21:37,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:21:38,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:21:38,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:21:38,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:21:38,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:21:38,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:21:38,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:21:38,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:21:38,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:21:38,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:21:38,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:21:38,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:21:38,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:21:38,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:21:38,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:21:38,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:21:38,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:21:38,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:21:38,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:21:38,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:21:38,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:21:38,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:21:38,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:21:38,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:21:38,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:21:38,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:21:38,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:21:38,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:21:38,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:21:38,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:21:38,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:21:38,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:21:38,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:21:38,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:21:38,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:21:38,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:21:38,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:21:38,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:21:38,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:21:38,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:21:38,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:21:38,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:21:38,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:21:38,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:21:38,261 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:21:38,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:21:38,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:21:38,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:21:38,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:21:38,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:21:38,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:21:38,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:21:38,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:21:38,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:21:38,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:21:38,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:21:38,271 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:21:38,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:21:38,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:21:38,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:21:38,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:21:38,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:21:38,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:21:38,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:21:38,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:21:38,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:21:38,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:21:38,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:21:38,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:21:38,281 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 [2019-11-24 21:21:39,011 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:21:39,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:21:39,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:21:39,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:21:39,074 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:21:39,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:21:39,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18caebccc/fd26be1aec20423488cf7baf27f04d84/FLAG147edca0c [2019-11-24 21:21:40,735 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:21:40,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:21:40,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18caebccc/fd26be1aec20423488cf7baf27f04d84/FLAG147edca0c [2019-11-24 21:21:40,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18caebccc/fd26be1aec20423488cf7baf27f04d84 [2019-11-24 21:21:40,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:21:40,840 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:21:40,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:40,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:21:40,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:21:40,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:40" (1/1) ... [2019-11-24 21:21:40,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d5e0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:40, skipping insertion in model container [2019-11-24 21:21:40,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:40" (1/1) ... [2019-11-24 21:21:40,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:21:41,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:21:42,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:42,662 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:21:43,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:43,675 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:21:43,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43 WrapperNode [2019-11-24 21:21:43,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:43,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:43,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:21:43,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:21:43,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:43,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:43,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:43,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:21:43,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:21:43,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:21:43,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:43,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:43,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:43,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:44,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:44,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:44,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:43" (1/1) ... [2019-11-24 21:21:44,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:21:44,158 INFO L168 Benchmark]: Toolchain (without parser) took 3314.43 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 956.5 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:44,162 INFO L168 Benchmark]: CDTParser took 2.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:44,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2833.00 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 967.9 MB in the end (delta: -506.6 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:44,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:44,178 INFO L168 Benchmark]: Boogie Preprocessor took 259.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:44,193 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 2833.00 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 967.9 MB in the end (delta: -506.6 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 259.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 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 0.1.24-32f2683 [2019-11-24 21:21:48,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:21:48,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:21:48,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:21:48,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:21:48,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:21:48,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:21:48,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:21:48,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:21:48,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:21:48,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:21:48,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:21:48,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:21:48,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:21:48,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:21:48,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:21:48,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:21:48,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:21:48,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:21:48,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:21:48,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:21:48,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:21:48,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:21:48,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:21:48,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:21:48,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:21:48,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:21:48,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:21:48,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:21:48,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:21:48,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:21:48,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:21:48,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:21:48,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:21:48,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:21:48,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:21:48,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:21:48,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:21:48,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:21:48,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:21:48,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:21:48,828 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:21:48,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:21:48,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:21:48,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:21:48,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:21:48,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:21:48,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:21:48,880 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:21:48,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:21:48,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:21:48,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:21:48,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:21:48,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:21:48,883 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:21:48,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:21:48,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:21:48,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:21:48,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:21:48,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:21:48,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:21:48,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:21:48,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:21:48,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:21:48,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:21:48,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:21:48,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:21:48,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:21:48,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:21:48,893 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:21:48,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:21:48,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:21:48,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:21:48,897 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 [2019-11-24 21:21:49,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:21:49,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:21:49,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:21:49,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:21:49,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:21:49,572 INFO L428 ainManager$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 [2019-11-24 21:21:49,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8642d5cc/4033e32368ae4bdf8f3fd79ff7c2e712/FLAGa79835321 [2019-11-24 21:21:51,128 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:21:51,130 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 [2019-11-24 21:21:51,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8642d5cc/4033e32368ae4bdf8f3fd79ff7c2e712/FLAGa79835321 [2019-11-24 21:21:51,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8642d5cc/4033e32368ae4bdf8f3fd79ff7c2e712 [2019-11-24 21:21:51,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:21:51,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:21:51,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:51,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:21:51,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:21:51,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:51" (1/1) ... [2019-11-24 21:21:51,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:51, skipping insertion in model container [2019-11-24 21:21:51,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:51" (1/1) ... [2019-11-24 21:21:51,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:21:51,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:21:53,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:53,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:21:54,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:54,611 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:21:54,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54 WrapperNode [2019-11-24 21:21:54,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:54,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:54,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:21:54,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:21:54,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:54,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:54,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:54,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:21:54,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:21:54,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:21:54,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:54,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:54,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:54,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:55,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:55,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:55,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:54" (1/1) ... [2019-11-24 21:21:55,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:21:55,183 INFO L168 Benchmark]: Toolchain (without parser) took 3951.11 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 938.0 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:55,188 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:55,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3381.55 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:55,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.53 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:55,197 INFO L168 Benchmark]: Boogie Preprocessor took 257.81 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:55,209 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 3381.55 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.53 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.81 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 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...