./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label36.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_label36.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 4b014586a871c87a7a88fd7c414a377b88100eac ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 4b014586a871c87a7a88fd7c414a377b88100eac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:34:53,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:53,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:53,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:53,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:53,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:53,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:53,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:53,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:53,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:53,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:53,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:53,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:53,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:53,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:53,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:53,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:53,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:53,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:53,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:53,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:53,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:53,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:53,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:53,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:53,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:53,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:53,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:53,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:53,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:53,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:53,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:53,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:53,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:53,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:53,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:53,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:53,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:53,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:53,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:53,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:53,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:53,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:53,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:53,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:53,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:53,730 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:53,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:53,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:53,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:53,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:53,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:53,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:53,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:53,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:53,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:53,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:53,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:53,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:53,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:53,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:53,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:53,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:53,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:53,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:53,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:53,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:53,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:53,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:53,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:53,748 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 -> 4b014586a871c87a7a88fd7c414a377b88100eac [2019-11-26 16:34:54,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:54,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:54,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:54,336 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:54,338 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:54,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-26 16:34:54,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63765cdc9/f1f7e47f36b04f508d4a0855046d1467/FLAG53d113cea [2019-11-26 16:34:55,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:55,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-26 16:34:55,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63765cdc9/f1f7e47f36b04f508d4a0855046d1467/FLAG53d113cea [2019-11-26 16:34:55,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63765cdc9/f1f7e47f36b04f508d4a0855046d1467 [2019-11-26 16:34:55,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:55,998 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:56,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:56,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:56,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:56,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:56,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56, skipping insertion in model container [2019-11-26 16:34:56,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:56,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:56,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:57,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:57,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:58,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:58,538 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:58,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58 WrapperNode [2019-11-26 16:34:58,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:58,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:58,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:58,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:58,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:58,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:58,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:58,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:58,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:59,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:59,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:59,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:59,113 INFO L168 Benchmark]: Toolchain (without parser) took 3108.31 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 903.8 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:59,115 INFO L168 Benchmark]: CDTParser took 0.49 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 16:34:59,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2534.69 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 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:59,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 366.16 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:59,126 INFO L168 Benchmark]: Boogie Preprocessor took 194.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:59,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 2534.69 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 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 366.16 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 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 16:35:02,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:02,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:02,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:02,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:02,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:02,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:03,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:03,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:03,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:03,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:03,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:03,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:03,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:03,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:03,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:03,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:03,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:03,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:03,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:03,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:03,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:03,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:03,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:03,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:03,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:03,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:03,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:03,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:03,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:03,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:03,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:03,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:03,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:03,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:03,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:03,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:03,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:03,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:03,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:03,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:03,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:03,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:03,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:03,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:03,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:03,187 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:03,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:03,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:03,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:03,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:03,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:03,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:03,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:03,198 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:03,198 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:03,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:03,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:03,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:03,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:03,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:03,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:03,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:03,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:03,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:03,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:03,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:03,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:03,207 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:03,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:03,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:03,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:03,210 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 -> 4b014586a871c87a7a88fd7c414a377b88100eac [2019-11-26 16:35:03,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:03,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:03,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:03,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:03,803 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:03,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-26 16:35:03,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da2c47c3f/f309458c654040b98a410e47a7415f66/FLAGe9e96ebd4 [2019-11-26 16:35:05,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:05,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label36.c [2019-11-26 16:35:05,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da2c47c3f/f309458c654040b98a410e47a7415f66/FLAGe9e96ebd4 [2019-11-26 16:35:05,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da2c47c3f/f309458c654040b98a410e47a7415f66 [2019-11-26 16:35:05,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:05,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:05,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:05,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:05,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:05,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05, skipping insertion in model container [2019-11-26 16:35:05,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:05,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:07,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:07,265 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:07,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:07,950 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:07,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07 WrapperNode [2019-11-26 16:35:07,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:07,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:07,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:07,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:07,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:08,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:08,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:08,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:08,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:07" (1/1) ... [2019-11-26 16:35:08,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:08,506 INFO L168 Benchmark]: Toolchain (without parser) took 3088.47 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 896.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:08,507 INFO L168 Benchmark]: CDTParser took 0.33 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 16:35:08,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2537.49 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 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:08,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.11 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:08,516 INFO L168 Benchmark]: Boogie Preprocessor took 267.74 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:08,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2537.49 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 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.11 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.74 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 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...