./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.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-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0185f625545b8558c0d3f97ceb0d71acc20ad646 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0185f625545b8558c0d3f97ceb0d71acc20ad646 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:17:16,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:16,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:16,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:16,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:16,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:16,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:16,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:16,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:16,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:16,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:16,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:16,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:16,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:16,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:16,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:16,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:16,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:16,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:16,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:16,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:16,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:16,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:16,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:16,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:16,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:16,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:16,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:16,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:16,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:16,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:16,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:16,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:16,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:16,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:16,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:16,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:16,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:16,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:16,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:16,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:16,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:16,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:16,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:16,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:16,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:16,701 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:16,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:16,704 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:16,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:16,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:16,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:16,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:16,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:16,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:16,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:16,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:16,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:16,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:16,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:16,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:16,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:16,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:16,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:16,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:16,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:16,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:16,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:16,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:16,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:16,718 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 -> 0185f625545b8558c0d3f97ceb0d71acc20ad646 [2019-11-26 17:17:17,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:17,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:17,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:17,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:17,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:17,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:17:17,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8540c8b67/b72bb07848924de4bb9b6d4f3eb96429/FLAGeaec9ee6a [2019-11-26 17:17:18,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:18,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:17:18,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8540c8b67/b72bb07848924de4bb9b6d4f3eb96429/FLAGeaec9ee6a [2019-11-26 17:17:19,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8540c8b67/b72bb07848924de4bb9b6d4f3eb96429 [2019-11-26 17:17:19,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:19,157 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:19,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:19,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:19,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:19,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:19" (1/1) ... [2019-11-26 17:17:19,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:19, skipping insertion in model container [2019-11-26 17:17:19,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:19" (1/1) ... [2019-11-26 17:17:19,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:19,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:21,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:21,274 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:22,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:22,176 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:22,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22 WrapperNode [2019-11-26 17:17:22,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:22,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:22,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:22,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:22,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:22,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:22,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:22,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:22,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:22,828 INFO L168 Benchmark]: Toolchain (without parser) took 3663.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:22,829 INFO L168 Benchmark]: CDTParser took 1.46 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 17:17:22,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3012.75 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 938.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:22,834 INFO L168 Benchmark]: Boogie Procedure Inliner took 357.41 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 927.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:22,838 INFO L168 Benchmark]: Boogie Preprocessor took 280.58 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 915.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:22,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 3012.75 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 938.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 357.41 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 927.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 280.58 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 915.6 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 17:17:26,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:26,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:26,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:26,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:26,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:26,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:26,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:26,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:26,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:26,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:26,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:26,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:26,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:26,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:26,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:26,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:26,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:26,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:26,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:26,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:26,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:26,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:26,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:26,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:26,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:26,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:26,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:26,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:26,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:26,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:26,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:26,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:26,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:26,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:26,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:26,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:26,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:26,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:26,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:26,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:26,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:26,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:26,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:27,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:27,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:27,004 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:27,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:27,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:27,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:27,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:27,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:27,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:27,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:27,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:27,012 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:27,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:27,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:27,013 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:27,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:27,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:27,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:27,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:27,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:27,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:27,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:27,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:27,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:27,018 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:27,019 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:27,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:27,020 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:27,021 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 -> 0185f625545b8558c0d3f97ceb0d71acc20ad646 [2019-11-26 17:17:27,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:27,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:27,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:27,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:27,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:27,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:17:27,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1e896805/83a6bc8835604cd4894862675b69b7d4/FLAG5d8a40e42 [2019-11-26 17:17:29,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:29,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:17:29,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1e896805/83a6bc8835604cd4894862675b69b7d4/FLAG5d8a40e42 [2019-11-26 17:17:29,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1e896805/83a6bc8835604cd4894862675b69b7d4 [2019-11-26 17:17:29,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:29,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:29,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:29,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:29,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:29,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:29" (1/1) ... [2019-11-26 17:17:29,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f93c0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:29, skipping insertion in model container [2019-11-26 17:17:29,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:29" (1/1) ... [2019-11-26 17:17:29,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:29,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:31,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:31,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:32,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:32,625 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:32,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32 WrapperNode [2019-11-26 17:17:32,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:32,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:32,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:32,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:32,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:32,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:32,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:32,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:32,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:32,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:33,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:33,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:33,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:33,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:33,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:33,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:33,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:33,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:33,276 INFO L168 Benchmark]: Toolchain (without parser) took 3909.74 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 898.3 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:33,277 INFO L168 Benchmark]: CDTParser took 0.41 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 17:17:33,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3261.12 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:33,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 349.50 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:33,285 INFO L168 Benchmark]: Boogie Preprocessor took 285.76 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 898.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:33,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3261.12 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 349.50 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.76 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 898.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...