./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label19.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/Problem12_label19.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 51c4fdf2d70ebd3e64fcdac210e63515b3ad08c3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label19.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 51c4fdf2d70ebd3e64fcdac210e63515b3ad08c3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:46:24,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:24,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:24,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:24,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:24,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:24,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:24,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:24,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:24,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:24,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:24,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:24,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:24,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:24,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:24,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:24,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:24,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:24,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:24,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:24,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:24,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:24,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:24,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:24,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:24,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:24,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:24,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:24,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:24,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:24,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:24,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:24,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:24,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:24,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:24,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:24,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:24,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:24,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:24,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:24,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:24,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:24,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:24,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:24,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:24,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:24,636 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:24,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:24,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:24,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:24,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:24,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:24,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:24,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:24,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:24,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:24,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:24,645 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:24,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:24,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:24,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:24,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:24,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:24,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:24,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:24,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:24,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:24,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:24,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:24,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:24,652 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 -> 51c4fdf2d70ebd3e64fcdac210e63515b3ad08c3 [2019-11-26 16:46:25,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:25,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:25,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:25,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:25,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:25,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2019-11-26 16:46:25,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9966f26e/78c65e8122ef43d6ba4ba8a3f31dc604/FLAG15463d886 [2019-11-26 16:46:27,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:27,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2019-11-26 16:46:27,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9966f26e/78c65e8122ef43d6ba4ba8a3f31dc604/FLAG15463d886 [2019-11-26 16:46:27,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9966f26e/78c65e8122ef43d6ba4ba8a3f31dc604 [2019-11-26 16:46:27,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:27,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:27,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:27,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:27,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:27,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:27" (1/1) ... [2019-11-26 16:46:27,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:27, skipping insertion in model container [2019-11-26 16:46:27,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:27" (1/1) ... [2019-11-26 16:46:27,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:27,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:30,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:30,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:31,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:32,047 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:32,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32 WrapperNode [2019-11-26 16:46:32,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:32,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:32,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:32,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:32,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:32,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:32,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:32,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:32,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:32,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:32,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:32,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:32,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:32,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:34,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:34,101 INFO L168 Benchmark]: Toolchain (without parser) took 6927.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 913.6 MB in the end (delta: 36.6 MB). Peak memory consumption was 316.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,103 INFO L168 Benchmark]: CDTParser took 0.40 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 16:46:34,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4882.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 796.00 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,114 INFO L168 Benchmark]: Boogie Preprocessor took 1239.26 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.6 MB in the end (delta: -161.5 MB). Peak memory consumption was 117.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4882.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 796.00 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1239.26 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.6 MB in the end (delta: -161.5 MB). Peak memory consumption was 117.9 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 16:46:38,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:38,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:38,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:38,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:38,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:38,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:38,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:38,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:38,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:38,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:38,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:38,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:38,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:38,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:38,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:38,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:38,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:38,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:38,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:38,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:38,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:38,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:38,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:38,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:38,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:38,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:38,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:38,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:38,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:38,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:38,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:38,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:38,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:38,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:38,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:38,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:38,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:38,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:38,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:38,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:38,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:38,445 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:38,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:38,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:38,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:38,453 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:38,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:38,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:38,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:38,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:38,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:38,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:38,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:38,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:38,460 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:38,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:38,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:38,463 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:38,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:38,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:38,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:38,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:38,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:38,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:38,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:38,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:38,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:38,468 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:38,469 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:38,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:38,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:38,472 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 -> 51c4fdf2d70ebd3e64fcdac210e63515b3ad08c3 [2019-11-26 16:46:39,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:39,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:39,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:39,106 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:39,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:39,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2019-11-26 16:46:39,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3ac63fe/bfb4df8b10c74bd5a1894515e28785b9/FLAGc5593ec34 [2019-11-26 16:46:41,036 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:41,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2019-11-26 16:46:41,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3ac63fe/bfb4df8b10c74bd5a1894515e28785b9/FLAGc5593ec34 [2019-11-26 16:46:41,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b3ac63fe/bfb4df8b10c74bd5a1894515e28785b9 [2019-11-26 16:46:41,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:41,613 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:41,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:41,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:41,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:41,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:41" (1/1) ... [2019-11-26 16:46:41,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:41, skipping insertion in model container [2019-11-26 16:46:41,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:41" (1/1) ... [2019-11-26 16:46:41,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:41,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:45,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:45,122 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:46,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:46,653 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:46,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46 WrapperNode [2019-11-26 16:46:46,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:46,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:46,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:46,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:46,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:46,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:47,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:47,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:47,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:48,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,056 INFO L168 Benchmark]: Toolchain (without parser) took 6438.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 943.1 MB in the end (delta: 7.1 MB). Peak memory consumption was 288.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,059 INFO L168 Benchmark]: CDTParser took 2.67 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 16:46:48,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5040.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 554.66 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,070 INFO L168 Benchmark]: Boogie Preprocessor took 835.08 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.1 MB in the end (delta: -202.5 MB). Peak memory consumption was 78.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 5040.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 554.66 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 835.08 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.1 MB in the end (delta: -202.5 MB). Peak memory consumption was 78.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...