./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.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_lcr.4.1.ufo.BOUNDED-8.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 a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.BOUNDED-8.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 a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:10:39,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:39,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:39,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:39,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:39,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:39,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:39,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:39,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:39,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:39,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:39,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:39,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:39,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:39,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:39,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:39,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:39,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:39,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:39,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:39,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:39,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:39,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:39,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:39,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:39,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:39,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:39,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:39,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:39,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:39,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:39,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:39,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:39,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:39,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:39,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:39,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:39,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:39,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:39,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:39,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:39,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:10:39,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:39,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:39,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:39,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:39,220 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:39,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:39,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:39,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:10:39,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:39,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:39,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:39,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:39,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:39,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:39,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:39,229 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:39,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:39,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:39,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:39,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:39,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:39,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:39,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:39,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:39,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:39,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:10:39,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:10:39,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:39,235 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 -> a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e [2019-11-25 23:10:39,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:39,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:39,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:39,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:39,827 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:39,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:10:39,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e952631f/3b0536c58eb04604a3dbb39a7611955f/FLAG505217c24 [2019-11-25 23:10:41,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:41,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:10:41,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e952631f/3b0536c58eb04604a3dbb39a7611955f/FLAG505217c24 [2019-11-25 23:10:41,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e952631f/3b0536c58eb04604a3dbb39a7611955f [2019-11-25 23:10:41,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:41,375 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:41,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:41,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:41,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:41,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:41" (1/1) ... [2019-11-25 23:10:41,399 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 25.11 11:10:41, skipping insertion in model container [2019-11-25 23:10:41,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:41" (1/1) ... [2019-11-25 23:10:41,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:41,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:42,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:42,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:43,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:43,667 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:43,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43 WrapperNode [2019-11-25 23:10:43,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:43,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:43,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:43,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:43,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:43,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:43,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:43,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:43,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:43,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:43,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:43,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:43,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:43,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:44,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:44,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:44,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:43" (1/1) ... [2019-11-25 23:10:44,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:44,167 INFO L168 Benchmark]: Toolchain (without parser) took 2780.95 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 949.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:44,170 INFO L168 Benchmark]: CDTParser took 0.31 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 23:10:44,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2287.94 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 960.8 MB in the end (delta: 933.6 kB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:44,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.15 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:44,180 INFO L168 Benchmark]: Boogie Preprocessor took 243.78 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:44,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2287.94 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 960.8 MB in the end (delta: 933.6 kB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.15 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.78 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:10:47,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:47,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:47,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:47,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:47,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:47,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:47,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:47,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:47,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:47,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:47,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:47,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:47,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:47,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:47,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:47,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:47,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:47,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:47,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:47,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:47,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:47,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:47,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:47,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:47,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:47,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:47,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:47,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:47,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:47,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:47,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:47,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:47,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:47,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:47,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:47,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:47,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:47,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:47,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:47,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:47,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:10:48,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:48,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:48,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:48,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:48,049 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:48,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:48,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:48,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:48,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:48,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:48,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:48,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:48,057 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:10:48,057 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:10:48,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:48,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:48,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:48,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:48,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:48,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:48,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:48,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:48,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:48,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:48,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:48,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:48,063 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:10:48,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:10:48,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:48,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:10:48,067 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 -> a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e [2019-11-25 23:10:48,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:48,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:48,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:48,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:48,708 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:48,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:10:48,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d652920e7/b4d92d16e20f482b9199e6302faf7ab3/FLAG1aa144a82 [2019-11-25 23:10:50,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:50,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:10:50,180 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d652920e7/b4d92d16e20f482b9199e6302faf7ab3/FLAG1aa144a82 [2019-11-25 23:10:50,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d652920e7/b4d92d16e20f482b9199e6302faf7ab3 [2019-11-25 23:10:50,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:50,524 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:50,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:50,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:50,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:50,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:50" (1/1) ... [2019-11-25 23:10:50,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:50, skipping insertion in model container [2019-11-25 23:10:50,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:50" (1/1) ... [2019-11-25 23:10:50,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:50,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:52,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:52,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:53,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:53,053 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:53,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53 WrapperNode [2019-11-25 23:10:53,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:53,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:53,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:53,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:53,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:53,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:53,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:53,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:53,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:53" (1/1) ... [2019-11-25 23:10:53,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:53,571 INFO L168 Benchmark]: Toolchain (without parser) took 3040.96 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 939.0 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:53,573 INFO L168 Benchmark]: CDTParser took 0.33 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 23:10:53,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2523.27 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 950.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:53,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.01 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:53,582 INFO L168 Benchmark]: Boogie Preprocessor took 250.70 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 939.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:53,593 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2523.27 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 950.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 256.01 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.70 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 939.0 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...