./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.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/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.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 9617a298e8318064de96aca26d3538590248ba76 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.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 9617a298e8318064de96aca26d3538590248ba76 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:13:44,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:44,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:44,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:44,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:44,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:44,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:44,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:44,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:44,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:44,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:44,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:44,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:44,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:44,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:44,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:44,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:44,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:44,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:44,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:44,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:44,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:44,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:44,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:44,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:44,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:44,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:44,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:44,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:44,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:44,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:44,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:44,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:44,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:44,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:44,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:44,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:44,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:44,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:44,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:44,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:44,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:44,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:44,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:44,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:44,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:44,629 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:44,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:44,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:44,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:44,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:44,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:44,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:44,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:44,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:44,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:44,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:44,637 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:44,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:44,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:44,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:44,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:44,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:44,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:44,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:44,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:44,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:44,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:44,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:44,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:44,644 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 -> 9617a298e8318064de96aca26d3538590248ba76 [2019-11-26 17:13:45,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:45,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:45,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:45,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:45,203 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:45,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:13:45,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0773fa02/96b2ae6910bf4245bdcc619a95265913/FLAG87e95d03c [2019-11-26 17:13:46,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:46,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:13:46,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0773fa02/96b2ae6910bf4245bdcc619a95265913/FLAG87e95d03c [2019-11-26 17:13:46,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0773fa02/96b2ae6910bf4245bdcc619a95265913 [2019-11-26 17:13:46,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:46,573 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:46,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:46,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:46,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:46,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff623f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46, skipping insertion in model container [2019-11-26 17:13:46,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:46,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:47,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:47,426 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:47,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:47,614 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:47,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47 WrapperNode [2019-11-26 17:13:47,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:47,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:47,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:47,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:47,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:47,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:47,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:47,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:47,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:47,915 INFO L168 Benchmark]: Toolchain (without parser) took 1336.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:47,916 INFO L168 Benchmark]: CDTParser took 1.42 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 17:13:47,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1046.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:47,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.69 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:47,924 INFO L168 Benchmark]: Boogie Preprocessor took 126.45 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:47,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 1046.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.69 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.45 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. 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 17:13:51,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:51,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:51,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:51,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:51,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:51,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:51,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:51,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:51,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:51,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:51,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:51,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:51,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:51,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:51,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:51,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:51,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:51,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:51,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:51,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:51,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:51,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:51,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:51,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:51,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:51,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:51,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:51,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:51,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:51,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:51,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:51,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:51,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:51,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:51,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:51,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:51,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:51,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:51,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:51,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:51,866 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:51,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:51,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:51,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:51,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:51,913 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:51,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:51,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:51,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:51,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:51,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:51,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:51,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:51,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:51,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:51,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:51,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:51,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:51,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:51,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:51,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:51,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:51,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:51,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:51,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:51,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:51,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:51,927 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:51,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:51,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:51,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:51,931 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 -> 9617a298e8318064de96aca26d3538590248ba76 [2019-11-26 17:13:52,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:52,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:52,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:52,554 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:52,554 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:52,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:13:52,713 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd2e7f8c4/be38b6d113dd47dd9d6e0b5974c222ef/FLAGa3f6bde8d [2019-11-26 17:13:53,864 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:53,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:13:53,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd2e7f8c4/be38b6d113dd47dd9d6e0b5974c222ef/FLAGa3f6bde8d [2019-11-26 17:13:53,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd2e7f8c4/be38b6d113dd47dd9d6e0b5974c222ef [2019-11-26 17:13:53,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:53,949 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:53,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:53,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:53,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:53,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:53" (1/1) ... [2019-11-26 17:13:53,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:53, skipping insertion in model container [2019-11-26 17:13:53,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:53" (1/1) ... [2019-11-26 17:13:53,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:54,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:54,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:54,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:55,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:55,064 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:55,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55 WrapperNode [2019-11-26 17:13:55,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:55,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:55,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:55,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:55,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:55,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:55,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:55,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:55,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:55,351 INFO L168 Benchmark]: Toolchain (without parser) took 1395.18 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:55,352 INFO L168 Benchmark]: CDTParser took 0.59 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 17:13:55,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1112.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:55,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:55,357 INFO L168 Benchmark]: Boogie Preprocessor took 125.17 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:55,363 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 1112.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.17 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 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...