./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-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-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 921007ea4ef7441b901e31e487583b1791fa7aa2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 921007ea4ef7441b901e31e487583b1791fa7aa2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:17:41,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:41,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:41,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:41,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:41,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:41,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:41,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:41,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:41,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:41,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:41,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:41,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:41,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:41,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:41,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:41,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:41,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:41,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:41,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:41,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:41,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:41,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:41,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:41,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:41,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:41,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:41,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:41,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:41,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:41,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:41,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:41,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:41,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:41,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:41,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:41,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:41,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:41,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:41,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:41,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:41,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:41,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:41,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:41,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:41,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:41,647 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:41,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:41,648 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:41,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:41,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:41,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:41,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:41,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:41,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:41,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:41,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:41,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:41,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:41,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:41,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:41,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:41,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:41,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:41,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:41,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:41,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:41,663 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:41,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:41,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:41,664 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 -> 921007ea4ef7441b901e31e487583b1791fa7aa2 [2019-11-26 17:17:42,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:42,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:42,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:42,288 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:42,289 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:42,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-26 17:17:42,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47f20b48/ab0d015df95c4c1489c2b95873e50e3a/FLAGc069373ee [2019-11-26 17:17:43,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:43,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-26 17:17:43,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47f20b48/ab0d015df95c4c1489c2b95873e50e3a/FLAGc069373ee [2019-11-26 17:17:44,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47f20b48/ab0d015df95c4c1489c2b95873e50e3a [2019-11-26 17:17:44,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:44,113 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:44,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:44,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:44,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:44,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:44" (1/1) ... [2019-11-26 17:17:44,138 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 26.11 05:17:44, skipping insertion in model container [2019-11-26 17:17:44,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:44" (1/1) ... [2019-11-26 17:17:44,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:44,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:45,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:45,227 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:45,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:45,521 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:45,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45 WrapperNode [2019-11-26 17:17:45,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:45,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:45,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:45,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:45,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:45,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:45,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:45,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:45,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:45,818 INFO L168 Benchmark]: Toolchain (without parser) took 1713.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.4 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:45,819 INFO L168 Benchmark]: CDTParser took 1.56 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:45,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1406.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.2 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:45,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:45,828 INFO L168 Benchmark]: Boogie Preprocessor took 114.17 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:45,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1406.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.2 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.17 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.4 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 0.1.24-025d5a2 [2019-11-26 17:17:49,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:49,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:49,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:49,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:49,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:49,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:49,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:49,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:49,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:49,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:49,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:49,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:49,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:49,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:49,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:49,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:49,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:49,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:49,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:49,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:49,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:49,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:49,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:49,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:49,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:49,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:49,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:49,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:49,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:49,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:49,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:49,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:49,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:49,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:49,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:49,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:49,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:49,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:49,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:49,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:49,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:50,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:50,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:50,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:50,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:50,022 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:50,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:50,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:50,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:50,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:50,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:50,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:50,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:50,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:50,031 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:50,031 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:50,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:50,032 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:50,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:50,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:50,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:50,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:50,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:50,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:50,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:50,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:50,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:50,038 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:50,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:50,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:50,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:50,043 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 -> 921007ea4ef7441b901e31e487583b1791fa7aa2 [2019-11-26 17:17:50,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:50,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:50,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:50,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:50,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:50,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-26 17:17:50,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ca07534c/ee989a89394e4908a7c52505f3ffce27/FLAGbf8a34a43 [2019-11-26 17:17:52,061 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:52,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-26 17:17:52,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ca07534c/ee989a89394e4908a7c52505f3ffce27/FLAGbf8a34a43 [2019-11-26 17:17:52,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ca07534c/ee989a89394e4908a7c52505f3ffce27 [2019-11-26 17:17:52,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:52,154 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:52,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:52,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:52,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:52,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52, skipping insertion in model container [2019-11-26 17:17:52,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:52,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:53,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:53,283 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:53,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:53,660 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:53,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53 WrapperNode [2019-11-26 17:17:53,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:53,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:53,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:53,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:53,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:53,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:53,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:53,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:53,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:53" (1/1) ... [2019-11-26 17:17:53,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:53,986 INFO L168 Benchmark]: Toolchain (without parser) took 1828.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:53,987 INFO L168 Benchmark]: CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:53,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1506.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:53,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:53,995 INFO L168 Benchmark]: Boogie Preprocessor took 108.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:54,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1506.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...