./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.6.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 403f8c1781f06d3c746068387a8fc217f0bedebb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.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 403f8c1781f06d3c746068387a8fc217f0bedebb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:32,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:32,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:32,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:32,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:32,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:32,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:32,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:32,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:32,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:32,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:32,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:32,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:32,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:32,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:32,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:32,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:32,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:32,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:32,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:32,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:32,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:32,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:32,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:32,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:32,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:32,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:32,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:32,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:32,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:32,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:32,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:32,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:32,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:32,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:32,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:32,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:32,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:32,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:32,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:32,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:32,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:32,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:32,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:32,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:32,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:32,704 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:32,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:32,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:32,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:32,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:32,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:32,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:32,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:32,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:32,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:32,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:32,712 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:32,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:32,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:32,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:32,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:32,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:32,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:32,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:32,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:32,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:32,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:32,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:32,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:32,720 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 -> 403f8c1781f06d3c746068387a8fc217f0bedebb [2019-11-26 17:18:33,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:33,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:33,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:33,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:33,322 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:33,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:33,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89fdf576b/6fe21ab953f347e69b81e3334925cad7/FLAGfb5a6268a [2019-11-26 17:18:35,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:35,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:35,110 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89fdf576b/6fe21ab953f347e69b81e3334925cad7/FLAGfb5a6268a [2019-11-26 17:18:35,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89fdf576b/6fe21ab953f347e69b81e3334925cad7 [2019-11-26 17:18:35,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:35,153 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:35,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:35,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:35,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:35,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:35" (1/1) ... [2019-11-26 17:18:35,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:35, skipping insertion in model container [2019-11-26 17:18:35,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:35" (1/1) ... [2019-11-26 17:18:35,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:35,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:38,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:38,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:39,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:39,711 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:39,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39 WrapperNode [2019-11-26 17:18:39,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:39,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:39,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:39,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:39,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:39,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:40,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:40,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:40,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:40,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:40,454 INFO L168 Benchmark]: Toolchain (without parser) took 5294.24 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: 93.6 MB). Peak memory consumption was 93.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:40,455 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-26 17:18:40,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4552.67 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 896.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:40,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 354.36 ms. Allocated memory is still 1.0 GB. Free memory was 896.7 MB in the beginning and 873.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:40,465 INFO L168 Benchmark]: Boogie Preprocessor took 373.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 862.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:40,478 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 4552.67 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 896.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 354.36 ms. Allocated memory is still 1.0 GB. Free memory was 896.7 MB in the beginning and 873.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 373.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 862.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-025d5a2 [2019-11-26 17:18:44,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:44,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:44,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:44,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:44,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:44,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:44,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:44,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:44,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:44,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:44,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:44,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:44,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:44,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:44,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:44,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:44,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:44,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:44,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:44,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:44,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:44,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:44,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:44,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:44,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:44,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:44,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:44,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:44,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:44,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:44,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:44,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:44,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:44,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:44,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:44,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:44,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:44,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:44,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:44,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:44,630 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:44,673 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:44,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:44,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:44,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:44,680 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:44,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:44,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:44,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:44,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:44,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:44,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:44,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:44,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:44,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:44,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:44,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:44,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:44,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:44,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:44,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:44,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:44,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:44,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:44,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:44,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:44,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:44,696 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:44,696 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:44,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:44,697 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:44,698 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 -> 403f8c1781f06d3c746068387a8fc217f0bedebb [2019-11-26 17:18:45,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:45,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:45,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:45,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:45,308 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:45,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:45,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1166c45d0/c5341d1ec848487dbb6a037511126c7b/FLAG14113a3b7 [2019-11-26 17:18:47,040 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:47,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:47,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1166c45d0/c5341d1ec848487dbb6a037511126c7b/FLAG14113a3b7 [2019-11-26 17:18:47,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1166c45d0/c5341d1ec848487dbb6a037511126c7b [2019-11-26 17:18:47,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:47,188 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:47,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:47,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:47,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:47,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:47,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47, skipping insertion in model container [2019-11-26 17:18:47,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:47,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:47,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:50,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:50,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:52,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:52,647 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:52,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52 WrapperNode [2019-11-26 17:18:52,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:52,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:52,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:52,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:52,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:52,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:53,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:53,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:53,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:53,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:52" (1/1) ... [2019-11-26 17:18:53,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:53,452 INFO L168 Benchmark]: Toolchain (without parser) took 6259.65 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 805.0 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:53,453 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 17:18:53,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5458.89 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:53,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 408.39 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:53,463 INFO L168 Benchmark]: Boogie Preprocessor took 382.68 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 805.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:53,473 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5458.89 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 408.39 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 382.68 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 805.0 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...