./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label29.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_label29.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9547726c128170530daa9b8442c9d71a0bd2015 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label29.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9547726c128170530daa9b8442c9d71a0bd2015 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:50,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:50,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:50,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:50,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:50,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:50,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:50,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:50,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:50,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:50,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:50,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:50,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:50,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:50,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:50,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:50,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:50,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:50,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:50,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:50,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:50,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:50,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:50,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:50,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:50,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:50,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:50,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:50,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:50,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:50,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:50,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:50,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:50,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:50,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:50,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:50,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:50,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:50,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:50,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:50,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:50,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:50,710 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:50,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:50,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:50,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:50,716 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:50,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:50,719 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:50,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:50,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:50,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:50,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:50,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:50,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:50,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:50,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:50,726 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:50,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:50,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:50,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:50,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:50,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:50,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:50,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:50,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:50,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:50,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:50,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:50,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:50,732 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 -> a9547726c128170530daa9b8442c9d71a0bd2015 [2019-11-26 16:34:51,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:51,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:51,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:51,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:51,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:51,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label29.c [2019-11-26 16:34:51,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59babde96/32647cb60f4a465a975131aaea71d0fc/FLAG3ba02431b [2019-11-26 16:34:52,941 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:52,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label29.c [2019-11-26 16:34:52,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59babde96/32647cb60f4a465a975131aaea71d0fc/FLAG3ba02431b [2019-11-26 16:34:53,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59babde96/32647cb60f4a465a975131aaea71d0fc [2019-11-26 16:34:53,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:53,036 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:53,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:53,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:53,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:53,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:53" (1/1) ... [2019-11-26 16:34:53,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 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 16:34:53,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:53" (1/1) ... [2019-11-26 16:34:53,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:53,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:54,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:54,839 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:55,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:55,530 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:55,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55 WrapperNode [2019-11-26 16:34:55,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:55,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:55,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:55,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:55,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:55,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:55,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:55,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:55,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:56,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:56,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:56,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:56,111 INFO L168 Benchmark]: Toolchain (without parser) took 3068.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:56,112 INFO L168 Benchmark]: CDTParser took 0.31 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 16:34:56,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2494.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:56,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 304.18 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 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 16:34:56,122 INFO L168 Benchmark]: Boogie Preprocessor took 261.51 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 16:34:56,134 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2494.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 304.18 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 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 261.51 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 16:34:59,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:59,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:59,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:59,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:59,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:59,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:00,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:00,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:00,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:00,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:00,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:00,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:00,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:00,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:00,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:00,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:00,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:00,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:00,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:00,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:00,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:00,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:00,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:00,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:00,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:00,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:00,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:00,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:00,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:00,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:00,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:00,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:00,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:00,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:00,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:00,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:00,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:00,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:00,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:00,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:00,124 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:00,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:00,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:00,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:00,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:00,172 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:00,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:00,175 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:00,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:00,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:00,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:00,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:00,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:00,180 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:00,180 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:00,181 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:00,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:00,181 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:00,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:00,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:00,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:00,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:00,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:00,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:00,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:00,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:00,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:00,188 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:00,188 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:00,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:00,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:00,192 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 -> a9547726c128170530daa9b8442c9d71a0bd2015 [2019-11-26 16:35:00,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:00,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:00,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:00,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:00,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:00,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label29.c [2019-11-26 16:35:01,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29b174c9a/f34df05245c44da3bc7b95973df364c5/FLAGab58040cb [2019-11-26 16:35:02,452 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:02,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label29.c [2019-11-26 16:35:02,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29b174c9a/f34df05245c44da3bc7b95973df364c5/FLAGab58040cb [2019-11-26 16:35:02,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29b174c9a/f34df05245c44da3bc7b95973df364c5 [2019-11-26 16:35:02,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:02,546 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:02,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:02,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:02,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:02,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:02,564 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 04:35:02, skipping insertion in model container [2019-11-26 16:35:02,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:02,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:02,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:04,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:04,405 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:05,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:05,067 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:05,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05 WrapperNode [2019-11-26 16:35:05,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:05,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:05,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:05,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:05,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:05,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:05,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:05,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:05,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:05" (1/1) ... [2019-11-26 16:35:05,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:05,586 INFO L168 Benchmark]: Toolchain (without parser) took 3038.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:05,588 INFO L168 Benchmark]: CDTParser took 0.46 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 16:35:05,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2520.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:05,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.75 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 16:35:05,593 INFO L168 Benchmark]: Boogie Preprocessor took 235.74 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 16:35:05,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2520.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.75 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 235.74 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...