./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 413d35b911f061a75cd64eadeabb34521a6a8184 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 413d35b911f061a75cd64eadeabb34521a6a8184 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:27:14,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:14,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:14,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:14,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:14,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:14,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:14,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:14,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:14,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:14,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:14,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:14,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:14,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:14,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:14,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:14,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:14,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:14,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:14,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:14,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:14,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:14,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:14,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:14,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:14,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:14,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:14,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:14,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:14,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:14,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:14,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:14,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:14,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:14,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:14,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:14,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:14,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:14,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:14,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:14,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:14,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:14,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:14,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:14,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:14,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:14,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:14,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:14,884 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:14,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:14,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:14,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:14,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:14,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:14,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:14,891 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:14,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:14,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:14,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:14,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:14,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:14,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:14,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:14,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:14,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:14,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:14,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:14,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:14,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:14,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:14,903 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 -> 413d35b911f061a75cd64eadeabb34521a6a8184 [2019-11-27 16:27:15,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:15,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:15,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:15,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:15,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:15,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-27 16:27:15,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e918c7ce/cfe599d39d1d46c49775107e10fb6fe4/FLAG5c1b89021 [2019-11-27 16:27:16,911 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:16,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-27 16:27:16,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e918c7ce/cfe599d39d1d46c49775107e10fb6fe4/FLAG5c1b89021 [2019-11-27 16:27:16,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e918c7ce/cfe599d39d1d46c49775107e10fb6fe4 [2019-11-27 16:27:16,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:17,000 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:17,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:17,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:17,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:17,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:16" (1/1) ... [2019-11-27 16:27:17,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:17, skipping insertion in model container [2019-11-27 16:27:17,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:16" (1/1) ... [2019-11-27 16:27:17,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:17,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:18,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:18,070 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:18,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:18,360 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:18,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18 WrapperNode [2019-11-27 16:27:18,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:18,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:18,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:18,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:18,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:18,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:18,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:18,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:18,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:18,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:18,634 INFO L168 Benchmark]: Toolchain (without parser) took 1629.09 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 974.1 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:18,638 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. [2019-11-27 16:27:18,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1356.06 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:18,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.01 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:18,649 INFO L168 Benchmark]: Boogie Preprocessor took 106.09 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:18,660 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 1356.06 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.01 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.09 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 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 0.1.24-509859d [2019-11-27 16:27:22,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:22,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:22,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:22,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:22,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:22,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:22,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:22,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:22,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:22,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:22,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:22,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:22,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:22,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:22,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:22,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:22,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:22,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:22,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:22,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:22,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:22,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:22,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:22,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:22,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:22,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:22,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:22,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:22,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:22,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:22,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:22,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:22,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:22,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:22,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:22,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:22,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:22,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:22,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:22,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:22,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:22,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:22,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:22,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:22,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:22,812 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:22,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:22,812 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:22,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:22,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:22,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:22,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:22,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:22,818 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:22,819 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:22,820 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:22,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:22,820 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:22,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:22,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:22,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:22,823 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:22,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:22,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:22,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:22,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:22,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:22,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:22,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:22,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:22,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:22,830 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 -> 413d35b911f061a75cd64eadeabb34521a6a8184 [2019-11-27 16:27:23,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:23,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:23,449 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:23,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:23,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:23,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-27 16:27:23,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bdbd43a/90c030f60c544995820c933f2661acf0/FLAG3fb6f8b6a [2019-11-27 16:27:24,846 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:24,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-27 16:27:24,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bdbd43a/90c030f60c544995820c933f2661acf0/FLAG3fb6f8b6a [2019-11-27 16:27:24,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bdbd43a/90c030f60c544995820c933f2661acf0 [2019-11-27 16:27:24,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:24,931 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:24,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:24,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:24,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:24,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:24,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24, skipping insertion in model container [2019-11-27 16:27:24,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:24,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:25,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:26,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:26,112 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:26,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:26,447 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:26,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26 WrapperNode [2019-11-27 16:27:26,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:26,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:26,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:26,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:26,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:26,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:26,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:26,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:26,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:26,743 INFO L168 Benchmark]: Toolchain (without parser) took 1808.80 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:26,747 INFO L168 Benchmark]: CDTParser took 2.80 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. [2019-11-27 16:27:26,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1510.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:26,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.55 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:26,754 INFO L168 Benchmark]: Boogie Preprocessor took 128.57 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:26,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 1510.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.55 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.57 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 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...