./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label46.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 0625ff07812b5aaa146593f6672735f97b29427f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label46.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 0625ff07812b5aaa146593f6672735f97b29427f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:14,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:14,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:14,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:14,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:15,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:15,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:15,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:15,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:15,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:15,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:15,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:15,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:15,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:15,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:15,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:15,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:15,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:15,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:15,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:15,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:15,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:15,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:15,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:15,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:15,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:15,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:15,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:15,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:15,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:15,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:15,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:15,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:15,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:15,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:15,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:15,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:15,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:15,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:15,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:15,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:15,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:15,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:15,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:15,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:15,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:15,193 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:15,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:15,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:15,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:15,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:15,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:15,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:15,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:15,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:15,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:15,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:15,202 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:15,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:15,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:15,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:15,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:15,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:15,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:15,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:15,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:15,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:15,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:15,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:15,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:15,211 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 -> 0625ff07812b5aaa146593f6672735f97b29427f [2019-11-27 15:58:15,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:15,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:15,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:15,807 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:15,809 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:15,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label46.c [2019-11-27 15:58:15,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a887e6d2/6ddc0e4582aa4c099df8312988383afb/FLAG0c9e9f9ce [2019-11-27 15:58:17,567 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:17,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label46.c [2019-11-27 15:58:17,632 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a887e6d2/6ddc0e4582aa4c099df8312988383afb/FLAG0c9e9f9ce [2019-11-27 15:58:17,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a887e6d2/6ddc0e4582aa4c099df8312988383afb [2019-11-27 15:58:17,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:17,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:17,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:17,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:17,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:17,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:17" (1/1) ... [2019-11-27 15:58:17,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:17, skipping insertion in model container [2019-11-27 15:58:17,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:17" (1/1) ... [2019-11-27 15:58:17,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:17,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:19,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:19,719 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:20,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:20,380 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:20,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20 WrapperNode [2019-11-27 15:58:20,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:20,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:20,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:20,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:20,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:20,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:20,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:20,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:20,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:20,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:20,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:20,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:20,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:20,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:21,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:21,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:21,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:20" (1/1) ... [2019-11-27 15:58:21,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:21,319 INFO L168 Benchmark]: Toolchain (without parser) took 3619.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.3 MB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,320 INFO L168 Benchmark]: CDTParser took 1.35 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. [2019-11-27 15:58:21,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2689.36 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 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 468.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,330 INFO L168 Benchmark]: Boogie Preprocessor took 452.24 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:21,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 2689.36 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 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 468.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 452.24 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 0.1.24-509859d [2019-11-27 15:58:25,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:25,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:25,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:25,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:25,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:25,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:25,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:25,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:25,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:25,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:25,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:25,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:25,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:25,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:25,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:25,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:25,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:25,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:25,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:25,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:25,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:25,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:25,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:25,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:25,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:25,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:25,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:25,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:25,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:25,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:25,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:25,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:25,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:25,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:25,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:25,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:25,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:25,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:25,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:25,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:25,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:25,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:25,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:25,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:25,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:25,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:25,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:25,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:25,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:25,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:25,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:25,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:25,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:25,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:25,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:25,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:25,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:25,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:25,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:25,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:25,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:25,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:25,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:25,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:25,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:25,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:25,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:25,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:25,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:25,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:25,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:25,550 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 -> 0625ff07812b5aaa146593f6672735f97b29427f [2019-11-27 15:58:26,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:26,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:26,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:26,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:26,161 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:26,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label46.c [2019-11-27 15:58:26,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e365491a/7d152fdc8934470b8d1437397e188c6b/FLAG9a352083e [2019-11-27 15:58:27,731 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:27,733 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label46.c [2019-11-27 15:58:27,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e365491a/7d152fdc8934470b8d1437397e188c6b/FLAG9a352083e [2019-11-27 15:58:27,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e365491a/7d152fdc8934470b8d1437397e188c6b [2019-11-27 15:58:27,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:27,999 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:28,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:28,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:28,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:28,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:27" (1/1) ... [2019-11-27 15:58:28,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:28, skipping insertion in model container [2019-11-27 15:58:28,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:27" (1/1) ... [2019-11-27 15:58:28,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:28,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:30,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:30,308 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:31,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:31,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:31,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31 WrapperNode [2019-11-27 15:58:31,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:31,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:31,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:31,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:31,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:31,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:31,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:31,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:31,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:31,714 INFO L168 Benchmark]: Toolchain (without parser) took 3708.63 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 862.7 MB in the end (delta: 93.3 MB). Peak memory consumption was 93.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:31,715 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 15:58:31,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3113.27 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 885.6 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:31,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 300.74 ms. Allocated memory is still 1.0 GB. Free memory was 885.6 MB in the beginning and 874.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:31,725 INFO L168 Benchmark]: Boogie Preprocessor took 283.21 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 862.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:31,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 3113.27 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 885.6 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 300.74 ms. Allocated memory is still 1.0 GB. Free memory was 885.6 MB in the beginning and 874.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 283.21 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 862.7 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...