./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label58.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/Problem16_label58.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 379363c6fdc8d85cdcf18643b8322019f58d59f9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label58.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 379363c6fdc8d85cdcf18643b8322019f58d59f9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:02,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:02,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:02,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:02,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:02,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:02,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:02,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:02,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:02,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:02,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:02,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:02,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:02,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:02,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:03,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:03,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:03,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:03,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:03,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:03,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:03,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:03,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:03,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:03,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:03,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:03,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:03,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:03,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:03,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:03,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:03,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:03,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:03,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:03,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:03,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:03,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:03,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:03,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:03,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:03,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:03,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:03,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:03,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:03,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:03,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:03,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:03,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:03,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:03,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:03,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:03,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:03,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:03,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:03,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:03,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:03,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:03,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:03,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:03,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:03,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:03,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:03,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:03,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:03,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:03,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:03,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:03,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:03,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:03,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:03,146 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 -> 379363c6fdc8d85cdcf18643b8322019f58d59f9 [2019-11-26 16:50:03,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:03,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:03,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:03,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:03,804 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:03,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-26 16:50:03,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38ca9d422/d1676704d7c041988d7bc5b1053edce2/FLAG4d0238e73 [2019-11-26 16:50:05,517 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:05,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-26 16:50:05,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38ca9d422/d1676704d7c041988d7bc5b1053edce2/FLAG4d0238e73 [2019-11-26 16:50:05,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38ca9d422/d1676704d7c041988d7bc5b1053edce2 [2019-11-26 16:50:05,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:05,630 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:05,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:05,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:05,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:05,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,654 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 04:50:05, skipping insertion in model container [2019-11-26 16:50:05,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:05" (1/1) ... [2019-11-26 16:50:05,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:05,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:07,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:07,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:08,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:08,065 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:08,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08 WrapperNode [2019-11-26 16:50:08,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:08,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:08,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:08,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:08,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:08,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:08,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:08,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:08,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:08" (1/1) ... [2019-11-26 16:50:08,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:08,763 INFO L168 Benchmark]: Toolchain (without parser) took 3127.32 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 892.3 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,764 INFO L168 Benchmark]: CDTParser took 2.60 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 16:50:08,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2438.94 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 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,769 INFO L168 Benchmark]: Boogie Procedure Inliner took 334.28 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,773 INFO L168 Benchmark]: Boogie Preprocessor took 347.21 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.60 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 2438.94 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 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 334.28 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 347.21 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 16:50:12,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:12,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:12,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:12,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:12,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:12,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:12,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:12,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:12,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:12,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:12,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:12,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:12,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:12,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:12,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:12,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:12,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:12,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:12,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:12,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:12,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:12,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:12,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:12,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:12,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:12,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:12,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:12,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:12,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:12,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:12,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:12,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:12,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:12,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:12,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:12,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:12,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:12,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:12,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:12,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:12,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:12,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:12,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:12,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:12,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:12,829 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:12,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:12,829 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:12,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:12,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:12,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:12,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:12,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:12,832 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:12,833 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:12,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:12,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:12,834 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:12,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:12,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:12,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:12,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:12,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:12,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:12,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:12,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:12,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:12,838 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:12,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:12,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:12,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:12,842 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 -> 379363c6fdc8d85cdcf18643b8322019f58d59f9 [2019-11-26 16:50:13,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:13,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:13,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:13,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:13,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:13,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-26 16:50:13,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a7ccf9ea/50431060823541369e67e2af5505fdc3/FLAG865c0eb1b [2019-11-26 16:50:15,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:15,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-26 16:50:15,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a7ccf9ea/50431060823541369e67e2af5505fdc3/FLAG865c0eb1b [2019-11-26 16:50:15,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a7ccf9ea/50431060823541369e67e2af5505fdc3 [2019-11-26 16:50:15,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:15,356 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:15,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:15,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:15,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:15,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:15,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15, skipping insertion in model container [2019-11-26 16:50:15,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:15,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:15,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:17,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:17,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:18,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:18,049 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:18,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18 WrapperNode [2019-11-26 16:50:18,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:18,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:18,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:18,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:18,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:18,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:18,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:18,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:18,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:18,545 INFO L168 Benchmark]: Toolchain (without parser) took 3185.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 897.5 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,546 INFO L168 Benchmark]: CDTParser took 0.34 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 16:50:18,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2692.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 920.4 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.45 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 908.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,555 INFO L168 Benchmark]: Boogie Preprocessor took 219.33 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 897.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2692.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 920.4 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 263.45 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 908.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.33 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 897.5 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...