./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-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 1ef5738fc6204c3c742daed8eab66ca363af79d9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.ufo.UNBOUNDED.pals.c.v+sep-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 1ef5738fc6204c3c742daed8eab66ca363af79d9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:47,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:47,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:47,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:47,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:47,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:47,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:47,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:47,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:47,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:47,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:47,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:47,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:47,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:47,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:47,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:47,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:47,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:47,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:47,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:47,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:47,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:47,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:47,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:47,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:47,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:47,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:47,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:47,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:47,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:47,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:47,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:47,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:47,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:47,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:47,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:47,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:47,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:47,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:47,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:47,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:47,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:47,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:47,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:47,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:47,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:47,894 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:47,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:47,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:47,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:47,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:47,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:47,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:47,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:47,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:47,901 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:47,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:47,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:47,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:47,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:47,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:47,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:47,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:47,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:47,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:47,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:47,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:47,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:47,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:47,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:47,912 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 -> 1ef5738fc6204c3c742daed8eab66ca363af79d9 [2019-11-25 23:09:48,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:48,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:48,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:48,554 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:48,557 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:48,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:09:48,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb171b3c6/38b19f484a234792938edd9ef04057cf/FLAG5482e5a11 [2019-11-25 23:09:50,188 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:50,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:09:50,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb171b3c6/38b19f484a234792938edd9ef04057cf/FLAG5482e5a11 [2019-11-25 23:09:50,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb171b3c6/38b19f484a234792938edd9ef04057cf [2019-11-25 23:09:50,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:50,393 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:50,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:50,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:50,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:50,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:50" (1/1) ... [2019-11-25 23:09:50,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:50, skipping insertion in model container [2019-11-25 23:09:50,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:50" (1/1) ... [2019-11-25 23:09:50,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:50,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:52,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:52,833 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:53,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:53,622 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:53,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53 WrapperNode [2019-11-25 23:09:53,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:53,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:53,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:53,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:53,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:53,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:53,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:53,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:53,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:54,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:54,330 INFO L168 Benchmark]: Toolchain (without parser) took 3931.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 885.7 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,331 INFO L168 Benchmark]: CDTParser took 1.99 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. [2019-11-25 23:09:54,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3229.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 914.4 MB in the end (delta: 47.3 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.69 ms. Allocated memory is still 1.0 GB. Free memory was 914.4 MB in the beginning and 897.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,341 INFO L168 Benchmark]: Boogie Preprocessor took 346.85 ms. Allocated memory is still 1.0 GB. Free memory was 897.2 MB in the beginning and 885.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,352 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 3229.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 914.4 MB in the end (delta: 47.3 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 346.69 ms. Allocated memory is still 1.0 GB. Free memory was 914.4 MB in the beginning and 897.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 346.85 ms. Allocated memory is still 1.0 GB. Free memory was 897.2 MB in the beginning and 885.7 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 0.1.24-65d6cd2 [2019-11-25 23:09:58,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:58,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:58,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:58,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:58,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:58,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:58,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:58,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:58,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:58,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:58,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:58,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:58,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:58,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:58,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:58,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:58,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:58,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:58,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:58,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:58,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:58,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:58,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:58,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:58,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:58,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:58,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:58,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:58,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:58,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:58,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:58,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:58,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:58,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:58,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:58,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:58,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:58,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:58,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:58,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:58,232 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:58,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:58,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:58,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:58,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:58,297 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:58,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:58,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:58,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:58,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:58,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:58,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:58,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:58,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:58,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:58,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:58,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:58,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:58,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:58,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:58,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:58,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:58,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:58,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:58,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:58,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:58,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:58,316 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:58,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:58,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:58,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:58,318 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 -> 1ef5738fc6204c3c742daed8eab66ca363af79d9 [2019-11-25 23:09:58,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:58,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:58,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:58,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:58,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:58,897 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:09:59,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f3d1515/1dd721ad9b754636aed9daacc94b138e/FLAGb2bc928cb [2019-11-25 23:10:00,535 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:00,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:10:00,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f3d1515/1dd721ad9b754636aed9daacc94b138e/FLAGb2bc928cb [2019-11-25 23:10:00,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f3d1515/1dd721ad9b754636aed9daacc94b138e [2019-11-25 23:10:00,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:00,652 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:00,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:00,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:00,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:00,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:00" (1/1) ... [2019-11-25 23:10:00,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:00, skipping insertion in model container [2019-11-25 23:10:00,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:00" (1/1) ... [2019-11-25 23:10:00,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:00,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:03,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:03,541 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:04,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:04,690 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:04,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04 WrapperNode [2019-11-25 23:10:04,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:04,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:04,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:04,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:04,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:04,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:05,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:05,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:05,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:05,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:04" (1/1) ... [2019-11-25 23:10:05,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:05,490 INFO L168 Benchmark]: Toolchain (without parser) took 4832.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.9 MB in the end (delta: 110.1 MB). Peak memory consumption was 110.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:05,491 INFO L168 Benchmark]: CDTParser took 4.66 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:05,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4027.53 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 880.3 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:05,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 383.69 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 863.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:05,500 INFO L168 Benchmark]: Boogie Preprocessor took 400.90 ms. Allocated memory is still 1.0 GB. Free memory was 863.1 MB in the beginning and 845.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:05,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.66 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 4027.53 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 880.3 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 383.69 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 863.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.90 ms. Allocated memory is still 1.0 GB. Free memory was 863.1 MB in the beginning and 845.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...