./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-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_floodmax.4.2.ufo.UNBOUNDED.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 58f1b21ee4697b31eefc984272eb75bad368aa44 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.2.ufo.UNBOUNDED.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 58f1b21ee4697b31eefc984272eb75bad368aa44 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:09:07,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:07,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:07,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:07,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:07,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:07,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:07,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:07,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:07,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:07,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:07,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:07,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:07,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:07,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:07,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:07,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:07,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:07,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:07,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:07,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:07,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:07,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:07,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:07,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:07,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:07,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:07,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:07,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:07,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:07,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:07,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:07,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:07,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:07,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:07,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:07,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:07,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:07,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:07,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:07,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:07,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:07,275 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:07,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:07,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:07,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:07,282 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:07,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:07,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:07,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:07,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:07,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:07,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:07,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:07,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:07,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:07,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:07,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:07,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:07,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:07,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:07,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:07,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:07,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:07,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:07,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:07,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:07,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:07,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:07,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:07,298 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 -> 58f1b21ee4697b31eefc984272eb75bad368aa44 [2019-11-25 23:09:07,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:07,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:07,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:07,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:07,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:07,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:08,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37da093f5/93b0cd1d3bb74a87bc5941640993dab9/FLAGe2cbf68b4 [2019-11-25 23:09:09,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:09,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:09,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37da093f5/93b0cd1d3bb74a87bc5941640993dab9/FLAGe2cbf68b4 [2019-11-25 23:09:09,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37da093f5/93b0cd1d3bb74a87bc5941640993dab9 [2019-11-25 23:09:09,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:09,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:09,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:09,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:09,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:09,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09, skipping insertion in model container [2019-11-25 23:09:09,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:10,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:10,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:11,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:11,906 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:12,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:12,692 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:12,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12 WrapperNode [2019-11-25 23:09:12,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:12,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:12,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:12,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:12,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:12,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:12,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:12,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:12,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:12,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:12,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:12,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:12,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:12,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:13,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:13,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:13,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:12" (1/1) ... [2019-11-25 23:09:13,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:13,214 INFO L168 Benchmark]: Toolchain (without parser) took 3263.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,216 INFO L168 Benchmark]: CDTParser took 0.38 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 23:09:13,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2734.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.1 MB in the end (delta: -1.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.04 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,227 INFO L168 Benchmark]: Boogie Preprocessor took 248.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,238 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2734.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.1 MB in the end (delta: -1.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.04 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 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 23:09:17,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:17,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:17,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:17,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:17,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:17,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:17,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:17,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:17,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:17,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:17,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:17,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:17,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:17,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:17,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:17,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:17,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:17,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:17,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:17,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:17,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:17,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:17,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:17,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:17,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:17,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:17,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:17,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:17,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:17,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:17,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:17,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:17,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:17,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:17,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:17,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:17,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:17,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:17,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:17,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:17,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:17,344 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:17,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:17,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:17,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:17,355 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:17,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:17,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:17,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:17,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:17,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:17,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:17,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:17,361 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:17,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:17,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:17,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:17,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:17,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:17,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:17,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:17,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:17,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:17,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:17,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:17,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:17,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:17,371 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:17,371 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:17,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:17,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:17,376 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 -> 58f1b21ee4697b31eefc984272eb75bad368aa44 [2019-11-25 23:09:18,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:18,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:18,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:18,042 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:18,046 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:18,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:18,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4d55c4ab/ff189187ff484d14865a4fb08b6b0c25/FLAGb6337b606 [2019-11-25 23:09:19,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:19,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:19,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4d55c4ab/ff189187ff484d14865a4fb08b6b0c25/FLAGb6337b606 [2019-11-25 23:09:19,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4d55c4ab/ff189187ff484d14865a4fb08b6b0c25 [2019-11-25 23:09:19,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:19,906 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:19,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:19,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:19,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:19,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:19" (1/1) ... [2019-11-25 23:09:19,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5394ad8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:19, skipping insertion in model container [2019-11-25 23:09:19,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:19" (1/1) ... [2019-11-25 23:09:19,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:20,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:22,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:22,116 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:23,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:23,925 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:23,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23 WrapperNode [2019-11-25 23:09:23,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:23,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:23,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:23,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:23,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:24,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:24,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:24,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:24,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:24,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:24,444 INFO L168 Benchmark]: Toolchain (without parser) took 4537.26 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 926.9 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:24,450 INFO L168 Benchmark]: CDTParser took 0.34 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 23:09:24,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4020.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.1 MB in the end (delta: 11.9 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:24,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.49 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 932.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:24,458 INFO L168 Benchmark]: Boogie Preprocessor took 273.16 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 926.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:24,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4020.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.1 MB in the end (delta: 11.9 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.49 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 932.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 273.16 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 926.9 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...