./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label33.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 3976d3133151fb234d55a817316eb154514851cc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label33.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 3976d3133151fb234d55a817316eb154514851cc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:50,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:50,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:50,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:50,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:50,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:50,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:50,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:50,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:50,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:50,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:50,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:50,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:50,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:50,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:50,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:50,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:50,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:50,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:50,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:50,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:50,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:50,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:50,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:50,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:50,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:50,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:50,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:50,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:50,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:50,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:50,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:50,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:50,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:50,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:50,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:50,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:50,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:50,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:50,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:50,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:50,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:50,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:50,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:50,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:50,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:50,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:50,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:50,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:50,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:50,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:50,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:50,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:50,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:50,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:50,759 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:50,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:50,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:50,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:50,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:50,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:50,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:50,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:50,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:50,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:50,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:50,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:50,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:50,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:50,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:50,768 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 -> 3976d3133151fb234d55a817316eb154514851cc [2019-11-26 16:37:51,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:51,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:51,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:51,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:51,425 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:51,426 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2019-11-26 16:37:51,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b377ff1fa/53fd14434adc47c693d5f86ba275106f/FLAG6fe02e8c1 [2019-11-26 16:37:53,749 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:53,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2019-11-26 16:37:53,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b377ff1fa/53fd14434adc47c693d5f86ba275106f/FLAG6fe02e8c1 [2019-11-26 16:37:53,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b377ff1fa/53fd14434adc47c693d5f86ba275106f [2019-11-26 16:37:53,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:53,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:53,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:53,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:53,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:53,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:53,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53, skipping insertion in model container [2019-11-26 16:37:53,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:53,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:54,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:58,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:58,781 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:01,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:01,436 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:01,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01 WrapperNode [2019-11-26 16:38:01,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:01,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:01,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:01,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:01,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:01,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:02,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:02,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:02,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:02,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:02,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:02,960 INFO L168 Benchmark]: Toolchain (without parser) took 9009.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 780.5 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:02,962 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:38:02,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7492.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:02,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 805.15 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:02,972 INFO L168 Benchmark]: Boogie Preprocessor took 701.63 ms. Allocated memory is still 1.0 GB. Free memory was 831.4 MB in the beginning and 780.5 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:02,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 7492.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 805.15 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 701.63 ms. Allocated memory is still 1.0 GB. Free memory was 831.4 MB in the beginning and 780.5 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:38:06,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:38:06,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:38:06,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:38:06,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:38:06,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:38:06,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:38:06,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:38:06,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:38:06,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:38:06,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:38:06,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:38:06,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:38:06,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:38:07,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:38:07,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:38:07,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:38:07,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:38:07,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:38:07,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:38:07,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:38:07,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:38:07,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:38:07,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:38:07,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:38:07,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:38:07,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:38:07,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:38:07,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:38:07,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:38:07,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:38:07,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:38:07,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:38:07,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:38:07,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:38:07,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:38:07,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:38:07,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:38:07,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:38:07,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:38:07,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:38:07,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:38:07,124 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:38:07,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:38:07,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:38:07,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:38:07,131 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:38:07,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:38:07,134 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:38:07,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:38:07,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:38:07,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:38:07,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:38:07,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:38:07,139 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:38:07,140 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:38:07,140 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:38:07,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:38:07,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:38:07,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:38:07,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:38:07,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:38:07,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:38:07,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:38:07,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:38:07,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:38:07,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:38:07,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:38:07,150 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:38:07,150 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:38:07,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:38:07,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:38:07,153 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 -> 3976d3133151fb234d55a817316eb154514851cc [2019-11-26 16:38:07,739 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:38:07,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:38:07,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:38:07,781 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:38:07,783 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:38:07,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2019-11-26 16:38:07,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67da8b058/e66438c40144468480b927bc81c9a897/FLAGc70d6585a [2019-11-26 16:38:10,068 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:10,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label33.c [2019-11-26 16:38:10,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67da8b058/e66438c40144468480b927bc81c9a897/FLAGc70d6585a [2019-11-26 16:38:10,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67da8b058/e66438c40144468480b927bc81c9a897 [2019-11-26 16:38:10,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:10,609 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:10,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:10,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:10,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:10,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:10" (1/1) ... [2019-11-26 16:38:10,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:10, skipping insertion in model container [2019-11-26 16:38:10,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:10" (1/1) ... [2019-11-26 16:38:10,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:11,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:15,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:15,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:18,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:18,388 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:18,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18 WrapperNode [2019-11-26 16:38:18,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:18,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:18,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:18,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:18,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:18,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:19,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:19,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:19,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:19,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:19,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:19,950 INFO L168 Benchmark]: Toolchain (without parser) took 9335.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 807.2 MB in the end (delta: 131.4 MB). Peak memory consumption was 131.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:19,951 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:38:19,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7777.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 929.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 285.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:19,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 734.05 ms. Allocated memory is still 1.0 GB. Free memory was 929.2 MB in the beginning and 858.8 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:19,961 INFO L168 Benchmark]: Boogie Preprocessor took 812.48 ms. Allocated memory is still 1.0 GB. Free memory was 858.8 MB in the beginning and 807.2 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:19,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 7777.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 929.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 285.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 734.05 ms. Allocated memory is still 1.0 GB. Free memory was 929.2 MB in the beginning and 858.8 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 812.48 ms. Allocated memory is still 1.0 GB. Free memory was 858.8 MB in the beginning and 807.2 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...