./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label24.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/Problem03_label24.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 d443bde2b4ed91a040fe01a253a772dbee49a394 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label24.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 d443bde2b4ed91a040fe01a253a772dbee49a394 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:41,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:41,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:41,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:41,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:41,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:41,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:41,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:41,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:41,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:41,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:41,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:41,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:41,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:41,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:41,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:41,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:41,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:41,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:41,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:41,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:41,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:41,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:41,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:41,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:41,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:41,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:41,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:41,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:41,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:41,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:41,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:41,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:41,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:41,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:41,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:41,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:41,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:41,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:41,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:41,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:41,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:42,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:42,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:42,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:42,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:42,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:42,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:42,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:42,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:42,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:42,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:42,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:42,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:42,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:42,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:42,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:42,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:42,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:42,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:42,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:42,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:42,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:42,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:42,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:42,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:42,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:42,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:42,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:42,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:42,052 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 -> d443bde2b4ed91a040fe01a253a772dbee49a394 [2019-11-26 16:34:42,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:42,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:42,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:42,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:42,684 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:42,685 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-26 16:34:42,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/515343eb1/d75f775a495a4c1484705340befa21a2/FLAG50c4eb07f [2019-11-26 16:34:44,233 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:44,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-26 16:34:44,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/515343eb1/d75f775a495a4c1484705340befa21a2/FLAG50c4eb07f [2019-11-26 16:34:44,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/515343eb1/d75f775a495a4c1484705340befa21a2 [2019-11-26 16:34:44,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:44,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:44,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:44,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:44,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:44,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:44, skipping insertion in model container [2019-11-26 16:34:44,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:44,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:46,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:46,184 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:46,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:46,807 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:46,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46 WrapperNode [2019-11-26 16:34:46,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:46,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:46,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:46,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:46,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:47,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:47,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:47,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:47,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:47,436 INFO L168 Benchmark]: Toolchain (without parser) took 3099.25 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 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,438 INFO L168 Benchmark]: CDTParser took 1.51 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 16:34:47,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2480.10 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 926.6 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 332.96 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,448 INFO L168 Benchmark]: Boogie Preprocessor took 279.56 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,460 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 2480.10 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 926.6 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 332.96 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 279.56 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:51,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:51,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:51,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:51,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:51,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:51,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:51,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:51,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:51,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:51,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:51,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:51,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:51,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:51,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:51,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:51,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:51,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:51,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:51,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:51,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:51,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:51,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:51,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:51,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:51,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:51,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:51,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:51,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:51,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:51,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:51,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:51,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:51,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:51,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:51,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:51,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:51,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:51,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:51,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:51,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:51,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:51,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:51,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:51,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:51,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:51,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:51,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:51,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:51,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:51,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:51,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:51,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:51,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:51,617 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:51,618 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:51,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:51,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:51,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:51,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:51,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:51,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:51,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:51,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:51,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:51,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:51,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:51,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:51,627 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:51,627 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:51,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:51,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:51,632 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 -> d443bde2b4ed91a040fe01a253a772dbee49a394 [2019-11-26 16:34:52,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:52,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:52,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:52,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:52,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:52,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-26 16:34:52,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd3936e3a/3e9de5bbcc1f42a5864ee46312b1c5da/FLAGe7169a2ce [2019-11-26 16:34:53,845 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:53,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-26 16:34:53,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd3936e3a/3e9de5bbcc1f42a5864ee46312b1c5da/FLAGe7169a2ce [2019-11-26 16:34:53,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd3936e3a/3e9de5bbcc1f42a5864ee46312b1c5da [2019-11-26 16:34:53,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:53,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:53,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:53,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:53,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:53,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:53" (1/1) ... [2019-11-26 16:34:53,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:53, skipping insertion in model container [2019-11-26 16:34:53,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:53" (1/1) ... [2019-11-26 16:34:53,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:54,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:55,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:55,854 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:56,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:56,517 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:56,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56 WrapperNode [2019-11-26 16:34:56,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:56,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:56,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:56,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:56,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:56,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:56,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:56,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:56,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:57,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:57,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:57,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:57,074 INFO L168 Benchmark]: Toolchain (without parser) took 3124.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:57,077 INFO L168 Benchmark]: CDTParser took 0.47 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 16:34:57,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2576.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:57,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.35 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:57,085 INFO L168 Benchmark]: Boogie Preprocessor took 260.18 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:57,097 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2576.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.35 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.18 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 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...