./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.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_lcr-var-start-time.4.1.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 940cee7296f63e0449c878e67f25d4a46479dec1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-var-start-time.4.1.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 940cee7296f63e0449c878e67f25d4a46479dec1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:09:51,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:51,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:51,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:51,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:51,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:51,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:51,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:51,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:51,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:51,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:51,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:51,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:51,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:51,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:51,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:51,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:51,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:51,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:51,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:51,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:51,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:51,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:51,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:51,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:51,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:51,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:51,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:51,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:51,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:51,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:51,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:51,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:51,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:51,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:51,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:51,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:51,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:51,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:51,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:51,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:51,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:51,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:51,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:51,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:51,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:51,342 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:51,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:51,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:51,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:51,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:51,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:51,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:51,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:51,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:51,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:51,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:51,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:51,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:51,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:51,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:51,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:51,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:51,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:51,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:51,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:51,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:51,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:51,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:51,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:51,357 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 -> 940cee7296f63e0449c878e67f25d4a46479dec1 [2019-11-25 23:09:51,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:52,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:52,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:52,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:52,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:52,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:52,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55d3b3b08/fc03592552c040ff8ee85c6d7db2cee6/FLAGf1b65ae4d [2019-11-25 23:09:53,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:53,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:53,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55d3b3b08/fc03592552c040ff8ee85c6d7db2cee6/FLAGf1b65ae4d [2019-11-25 23:09:53,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55d3b3b08/fc03592552c040ff8ee85c6d7db2cee6 [2019-11-25 23:09:53,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:53,882 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:53,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:53,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:53,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:53,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53, skipping insertion in model container [2019-11-25 23:09:53,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:54,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:56,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:56,659 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:57,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:57,766 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:57,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57 WrapperNode [2019-11-25 23:09:57,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:57,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:57,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:57,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:57,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:57,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:58,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:58,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:58,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:58,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:57" (1/1) ... [2019-11-25 23:09:58,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:58,561 INFO L168 Benchmark]: Toolchain (without parser) took 4672.15 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 862.5 MB in the end (delta: 93.5 MB). Peak memory consumption was 93.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:58,563 INFO L168 Benchmark]: CDTParser took 1.58 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 23:09:58,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3884.23 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 896.8 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:58,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 368.77 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 879.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:58,575 INFO L168 Benchmark]: Boogie Preprocessor took 410.55 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 862.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:58,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 3884.23 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 896.8 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 368.77 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 879.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 410.55 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 862.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 23:10:02,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:02,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:02,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:02,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:02,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:02,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:02,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:02,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:02,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:02,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:02,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:02,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:02,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:02,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:02,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:02,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:02,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:02,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:02,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:02,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:02,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:02,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:02,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:02,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:02,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:02,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:02,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:02,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:02,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:02,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:02,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:02,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:02,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:02,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:02,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:02,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:02,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:02,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:02,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:02,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:02,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:10:02,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:02,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:02,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:02,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:02,720 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:02,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:02,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:02,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:02,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:02,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:02,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:02,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:02,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:10:02,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:10:02,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:02,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:02,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:02,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:02,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:02,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:02,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:02,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:02,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:02,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:02,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:02,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:02,735 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:10:02,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:10:02,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:02,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:10:02,737 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 -> 940cee7296f63e0449c878e67f25d4a46479dec1 [2019-11-25 23:10:03,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:03,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:03,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:03,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:03,439 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:03,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:10:03,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dde475d2/d72996a0def24b23854defc4c739706b/FLAG6ea6f8f0a [2019-11-25 23:10:05,204 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:05,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:10:05,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dde475d2/d72996a0def24b23854defc4c739706b/FLAG6ea6f8f0a [2019-11-25 23:10:05,329 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dde475d2/d72996a0def24b23854defc4c739706b [2019-11-25 23:10:05,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:05,345 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:05,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:05,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:05,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:05,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:05" (1/1) ... [2019-11-25 23:10:05,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13295c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:05, skipping insertion in model container [2019-11-25 23:10:05,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:05" (1/1) ... [2019-11-25 23:10:05,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:05,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:08,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:08,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:09,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:09,761 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:09,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09 WrapperNode [2019-11-25 23:10:09,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:09,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:09,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:09,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:09,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:09,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:10,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:10,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:10,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:10,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:09" (1/1) ... [2019-11-25 23:10:10,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:10,577 INFO L168 Benchmark]: Toolchain (without parser) took 5225.72 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 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:10,578 INFO L168 Benchmark]: CDTParser took 1.75 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 23:10:10,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4415.01 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 862.4 MB in the end (delta: 93.5 MB). Peak memory consumption was 93.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:10,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.54 ms. Allocated memory is still 1.0 GB. Free memory was 862.4 MB in the beginning and 839.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:10,590 INFO L168 Benchmark]: Boogie Preprocessor took 399.70 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 822.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:10,599 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.75 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 4415.01 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 862.4 MB in the end (delta: 93.5 MB). Peak memory consumption was 93.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 401.54 ms. Allocated memory is still 1.0 GB. Free memory was 862.4 MB in the beginning and 839.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.70 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 822.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...