./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label29.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/eca-rers2012/Problem16_label29.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 b58a35b82358ba5160d6216f8f839a69fd1d9edf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem16_label29.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 b58a35b82358ba5160d6216f8f839a69fd1d9edf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:46,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:46,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:46,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:46,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:46,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:46,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:46,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:46,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:46,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:46,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:46,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:46,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:46,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:46,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:46,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:46,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:46,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:46,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:46,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:46,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:46,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:46,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:46,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:46,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:46,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:46,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:46,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:46,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:46,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:46,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:46,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:46,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:46,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:46,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:46,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:46,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:46,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:46,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:46,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:46,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:46,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:46,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:46,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:46,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:46,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:46,730 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:46,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:46,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:46,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:46,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:46,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:46,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:46,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:46,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:46,733 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:46,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:46,737 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:46,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:46,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:46,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:46,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:46,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:46,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:46,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:46,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:46,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:46,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:46,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:46,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:46,745 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 -> b58a35b82358ba5160d6216f8f839a69fd1d9edf [2019-11-27 15:58:47,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:47,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:47,302 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:47,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:47,309 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:47,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-27 15:58:47,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/871f99818/ff72f7333de54ec890e8329b1d8d167c/FLAG931807b90 [2019-11-27 15:58:48,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:48,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-27 15:58:49,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/871f99818/ff72f7333de54ec890e8329b1d8d167c/FLAG931807b90 [2019-11-27 15:58:49,053 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/871f99818/ff72f7333de54ec890e8329b1d8d167c [2019-11-27 15:58:49,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:49,064 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:49,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:49,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:49,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:49,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:49" (1/1) ... [2019-11-27 15:58:49,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:49, skipping insertion in model container [2019-11-27 15:58:49,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:49" (1/1) ... [2019-11-27 15:58:49,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:49,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:50,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:50,948 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:51,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:52,045 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:52,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52 WrapperNode [2019-11-27 15:58:52,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:52,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:52,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:52,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:52,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:52,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:52,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:52,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:52,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:52,858 INFO L168 Benchmark]: Toolchain (without parser) took 3786.10 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 892.3 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:52,859 INFO L168 Benchmark]: CDTParser took 3.63 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 15:58:52,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2982.85 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:52,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.98 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:52,871 INFO L168 Benchmark]: Boogie Preprocessor took 393.18 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:52,882 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.63 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 2982.85 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 401.98 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 393.18 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-509859d [2019-11-27 15:58:56,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:56,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:56,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:56,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:56,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:56,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:56,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:56,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:56,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:56,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:56,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:56,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:56,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:56,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:56,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:56,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:56,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:56,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:56,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:56,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:56,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:56,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:56,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:56,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:56,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:56,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:56,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:56,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:56,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:56,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:56,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:56,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:56,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:56,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:56,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:56,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:56,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:56,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:56,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:56,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:56,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:56,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:56,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:57,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:57,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:57,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:57,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:57,008 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:57,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:57,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:57,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:57,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:57,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:57,013 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:57,014 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:57,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:57,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:57,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:57,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:57,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:57,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:57,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:57,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:57,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:57,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:57,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:57,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:57,023 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:57,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:57,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:57,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:57,025 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 -> b58a35b82358ba5160d6216f8f839a69fd1d9edf [2019-11-27 15:58:57,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:57,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:57,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:57,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:57,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:57,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-27 15:58:57,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea995544/39f21812ff984631850639afb77898cb/FLAGfec9e82ea [2019-11-27 15:58:59,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:59,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-27 15:58:59,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea995544/39f21812ff984631850639afb77898cb/FLAGfec9e82ea [2019-11-27 15:58:59,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea995544/39f21812ff984631850639afb77898cb [2019-11-27 15:58:59,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:59,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:59,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:59,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:59,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:59,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59, skipping insertion in model container [2019-11-27 15:58:59,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:59,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:01,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:01,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:02,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:02,230 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:02,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02 WrapperNode [2019-11-27 15:59:02,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:02,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:02,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:02,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:02,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:02,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:02,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:02,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:02,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:02,840 INFO L168 Benchmark]: Toolchain (without parser) took 3295.82 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 897.6 MB in the end (delta: 64.1 MB). Peak memory consumption was 64.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,841 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 15:59:02,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2689.36 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 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.03 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 909.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,853 INFO L168 Benchmark]: Boogie Preprocessor took 270.91 ms. Allocated memory is still 1.0 GB. Free memory was 909.0 MB in the beginning and 897.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2689.36 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 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 324.03 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 909.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 270.91 ms. Allocated memory is still 1.0 GB. Free memory was 909.0 MB in the beginning and 897.6 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...