./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label26.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/Problem15_label26.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 470b628433c20f1f4cfd605e13f92536d937b372 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label26.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 470b628433c20f1f4cfd605e13f92536d937b372 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:48:58,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:58,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:58,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:58,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:58,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:58,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:58,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:58,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:58,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:58,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:58,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:58,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:58,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:58,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:58,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:58,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:58,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:58,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:58,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:58,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:58,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:58,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:58,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:58,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:58,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:58,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:58,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:58,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:58,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:58,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:58,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:58,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:58,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:58,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:58,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:58,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:58,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:58,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:58,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:58,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:58,877 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:58,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:58,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:58,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:58,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:58,931 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:58,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:58,934 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:58,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:58,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:58,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:58,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:58,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:58,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:58,940 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:58,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:58,942 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:58,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:58,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:58,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:58,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:58,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:58,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:58,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:58,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:58,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:58,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:58,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:58,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:58,953 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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2019-11-26 16:48:59,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:59,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:59,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:59,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:59,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:59,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-26 16:48:59,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52a27f9a2/db002113788f4d2b879a7b3922b43f88/FLAGdefa5bba5 [2019-11-26 16:49:01,401 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:01,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-26 16:49:01,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52a27f9a2/db002113788f4d2b879a7b3922b43f88/FLAGdefa5bba5 [2019-11-26 16:49:01,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52a27f9a2/db002113788f4d2b879a7b3922b43f88 [2019-11-26 16:49:01,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:01,505 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:01,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:01,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:01,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:01,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:01, skipping insertion in model container [2019-11-26 16:49:01,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:01,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:03,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:03,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:04,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:04,068 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:04,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04 WrapperNode [2019-11-26 16:49:04,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:04,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:04,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:04,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:04,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:04,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:04,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:05,007 INFO L168 Benchmark]: Toolchain (without parser) took 3500.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,010 INFO L168 Benchmark]: CDTParser took 0.91 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 16:49:05,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2566.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 459.04 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,020 INFO L168 Benchmark]: Boogie Preprocessor took 466.40 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 2566.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 459.04 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 466.40 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 16:49:09,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:09,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:09,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:09,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:09,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:09,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:09,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:09,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:09,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:09,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:09,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:09,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:09,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:09,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:09,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:09,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:09,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:09,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:09,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:09,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:09,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:09,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:09,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:09,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:09,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:09,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:09,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:09,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:09,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:09,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:09,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:09,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:09,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:09,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:09,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:09,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:09,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:09,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:09,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:09,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:09,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:09,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:09,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:09,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:09,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:09,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:09,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:09,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:09,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:09,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:09,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:09,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:09,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:09,295 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:09,296 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:09,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:09,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:09,297 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:09,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:09,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:09,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:09,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:09,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:09,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:09,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:09,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:09,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:09,302 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:09,305 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:09,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:09,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:09,307 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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2019-11-26 16:49:09,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:09,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:09,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:09,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:09,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:09,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-26 16:49:10,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ff49c4db/2c538f008ccf4e358ab1fa584e06f3d6/FLAG3ac843356 [2019-11-26 16:49:11,657 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:11,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-26 16:49:11,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ff49c4db/2c538f008ccf4e358ab1fa584e06f3d6/FLAG3ac843356 [2019-11-26 16:49:11,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ff49c4db/2c538f008ccf4e358ab1fa584e06f3d6 [2019-11-26 16:49:11,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:11,767 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:11,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:11,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:11,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:11,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:11" (1/1) ... [2019-11-26 16:49:11,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:11, skipping insertion in model container [2019-11-26 16:49:11,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:11" (1/1) ... [2019-11-26 16:49:11,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:11,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:13,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:13,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:14,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:14,786 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:14,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14 WrapperNode [2019-11-26 16:49:14,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:14,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:14,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:14,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:14,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:15,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:15,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:15,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:15,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:15,380 INFO L168 Benchmark]: Toolchain (without parser) took 3611.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 851.8 MB in the end (delta: 102.6 MB). Peak memory consumption was 102.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,381 INFO L168 Benchmark]: CDTParser took 0.56 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 16:49:15,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3019.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.6 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.77 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,391 INFO L168 Benchmark]: Boogie Preprocessor took 283.82 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 3019.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 880.6 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.77 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 283.82 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...