./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-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_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:24:00,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:00,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:01,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:01,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:01,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:01,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:01,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:01,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:01,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:01,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:01,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:01,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:01,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:01,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:01,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:01,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:01,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:01,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:01,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:01,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:01,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:01,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:01,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:01,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:01,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:01,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:01,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:01,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:01,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:01,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:01,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:01,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:01,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:01,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:01,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:01,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:01,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:01,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:01,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:01,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:01,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:01,209 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:01,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:01,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:01,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:01,217 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:01,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:01,218 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:01,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:01,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:01,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:01,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:01,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:01,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:01,223 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:01,224 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:01,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:01,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:01,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:01,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:01,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:01,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:01,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:01,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:01,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:01,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:01,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:01,231 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:01,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:01,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:01,235 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 -> bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d [2019-11-24 21:24:01,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:01,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:01,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:01,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:01,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:01,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:24:01,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8da0bbdc0/6b6190f620344bb383789d291e64137a/FLAG36e39bfa8 [2019-11-24 21:24:03,147 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:03,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:24:03,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8da0bbdc0/6b6190f620344bb383789d291e64137a/FLAG36e39bfa8 [2019-11-24 21:24:03,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8da0bbdc0/6b6190f620344bb383789d291e64137a [2019-11-24 21:24:03,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:03,231 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:03,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:03,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:03,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:03,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:03" (1/1) ... [2019-11-24 21:24:03,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:03, skipping insertion in model container [2019-11-24 21:24:03,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:03" (1/1) ... [2019-11-24 21:24:03,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:03,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:04,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:04,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:04,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:04,371 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:04,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04 WrapperNode [2019-11-24 21:24:04,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:04,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:04,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:04,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:04,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:04,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:04,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:04,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:04,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:04,624 INFO L168 Benchmark]: Toolchain (without parser) took 1384.39 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:04,626 INFO L168 Benchmark]: CDTParser took 2.86 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 21:24:04,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1137.94 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:04,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.60 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:04,632 INFO L168 Benchmark]: Boogie Preprocessor took 105.55 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:04,642 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 1137.94 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.60 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.55 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. 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 21:24:08,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:08,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:08,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:08,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:08,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:08,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:08,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:08,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:08,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:08,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:08,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:08,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:08,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:08,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:08,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:08,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:08,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:08,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:08,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:08,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:08,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:08,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:08,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:08,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:08,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:08,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:08,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:08,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:08,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:08,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:08,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:08,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:08,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:08,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:08,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:08,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:08,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:08,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:08,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:08,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:08,925 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:08,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:08,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:08,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:08,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:08,970 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:08,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:08,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:08,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:08,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:08,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:08,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:08,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:08,975 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:08,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:08,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:08,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:08,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:08,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:08,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:08,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:08,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:08,979 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:08,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:08,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:08,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:08,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:08,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:08,982 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:08,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:08,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:08,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:08,984 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 -> bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d [2019-11-24 21:24:09,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:09,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:09,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:09,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:09,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:09,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:24:09,679 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e43c6f8a/0b8893357ad2469d85a4759b02ad4d9f/FLAGf183d8f1d [2019-11-24 21:24:10,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:10,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:24:10,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e43c6f8a/0b8893357ad2469d85a4759b02ad4d9f/FLAGf183d8f1d [2019-11-24 21:24:10,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e43c6f8a/0b8893357ad2469d85a4759b02ad4d9f [2019-11-24 21:24:10,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:10,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:10,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:10,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:10,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:10,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:10" (1/1) ... [2019-11-24 21:24:10,908 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 09:24:10, skipping insertion in model container [2019-11-24 21:24:10,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:10" (1/1) ... [2019-11-24 21:24:10,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:11,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:11,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:11,847 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:12,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:12,100 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:12,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12 WrapperNode [2019-11-24 21:24:12,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:12,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:12,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:12,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:12,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:12,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:12,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:12,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:12,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:12" (1/1) ... [2019-11-24 21:24:12,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:12,379 INFO L168 Benchmark]: Toolchain (without parser) took 1495.78 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 978.6 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:12,380 INFO L168 Benchmark]: CDTParser took 3.49 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 21:24:12,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1215.03 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:12,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.45 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:12,386 INFO L168 Benchmark]: Boogie Preprocessor took 125.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:12,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.49 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 1215.03 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 141.45 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 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...