./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label54.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/Problem19_label54.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 838d6be70287a519ef197596e0a0ec2f7b6e0555 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label54.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 838d6be70287a519ef197596e0a0ec2f7b6e0555 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:52:36,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:36,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:36,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:36,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:36,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:36,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:36,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:36,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:36,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:36,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:36,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:36,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:36,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:36,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:36,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:36,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:36,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:36,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:36,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:36,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:36,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:36,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:36,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:36,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:36,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:36,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:36,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:36,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:36,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:36,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:36,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:36,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:36,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:36,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:36,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:36,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:36,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:36,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:36,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:36,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:36,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:36,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:36,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:36,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:36,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:36,539 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:36,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:36,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:36,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:36,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:36,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:36,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:36,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:36,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:36,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:36,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:36,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:36,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:36,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:36,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:36,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:36,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:36,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:36,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:36,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:36,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:36,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:36,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:36,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:36,557 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 -> 838d6be70287a519ef197596e0a0ec2f7b6e0555 [2019-11-26 16:52:37,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:37,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:37,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:37,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:37,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:37,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-26 16:52:37,424 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0c00bfb/4a1a070b6e30452dbc54e847a0310602/FLAG51f6cd1c6 [2019-11-26 16:52:39,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:39,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-26 16:52:39,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0c00bfb/4a1a070b6e30452dbc54e847a0310602/FLAG51f6cd1c6 [2019-11-26 16:52:39,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0c00bfb/4a1a070b6e30452dbc54e847a0310602 [2019-11-26 16:52:39,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:39,793 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:39,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:39,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:39,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:39,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39, skipping insertion in model container [2019-11-26 16:52:39,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:40,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:45,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:45,135 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:48,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:48,205 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:48,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48 WrapperNode [2019-11-26 16:52:48,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:48,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:48,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:48,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:48,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:48,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:49,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:49,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:49,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:49,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:49,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:49,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:49,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:49,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:51,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:51,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:51,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:52,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:52,092 INFO L168 Benchmark]: Toolchain (without parser) took 12292.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 775.7 MB in the end (delta: 157.4 MB). Peak memory consumption was 388.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:52,093 INFO L168 Benchmark]: CDTParser took 4.14 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 16:52:52,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8407.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.6 MB in the end (delta: 62.4 MB). Peak memory consumption was 271.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:52,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 1318.19 ms. Allocated memory is still 1.0 GB. Free memory was 870.6 MB in the beginning and 704.0 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:52,104 INFO L168 Benchmark]: Boogie Preprocessor took 2555.67 ms. Allocated memory is still 1.0 GB. Free memory was 704.0 MB in the beginning and 775.7 MB in the end (delta: -71.7 MB). Peak memory consumption was 159.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:52,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.14 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 8407.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.6 MB in the end (delta: 62.4 MB). Peak memory consumption was 271.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1318.19 ms. Allocated memory is still 1.0 GB. Free memory was 870.6 MB in the beginning and 704.0 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2555.67 ms. Allocated memory is still 1.0 GB. Free memory was 704.0 MB in the beginning and 775.7 MB in the end (delta: -71.7 MB). Peak memory consumption was 159.7 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 16:52:56,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:56,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:56,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:56,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:56,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:56,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:56,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:56,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:56,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:56,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:56,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:56,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:56,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:56,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:56,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:56,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:56,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:56,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:56,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:56,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:56,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:56,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:56,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:56,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:56,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:56,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:56,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:56,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:56,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:56,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:56,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:56,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:56,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:56,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:56,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:56,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:56,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:56,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:56,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:56,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:56,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:56,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:56,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:56,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:56,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:56,470 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:56,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:56,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:56,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:56,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:56,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:56,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:56,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:56,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:56,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:56,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:56,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:56,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:56,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:56,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:56,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:56,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:56,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:56,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:56,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:56,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:56,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:56,486 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:56,486 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:56,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:56,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:56,488 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 -> 838d6be70287a519ef197596e0a0ec2f7b6e0555 [2019-11-26 16:52:57,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:57,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:57,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:57,121 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:57,122 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:57,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-26 16:52:57,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fba7db4/a9468fe5074d42cb94e677223a66c678/FLAG9573ce235 [2019-11-26 16:52:59,632 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:59,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-26 16:52:59,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fba7db4/a9468fe5074d42cb94e677223a66c678/FLAG9573ce235 [2019-11-26 16:52:59,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fba7db4/a9468fe5074d42cb94e677223a66c678 [2019-11-26 16:52:59,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:59,824 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:59,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:59,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:59,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:59,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:59" (1/1) ... [2019-11-26 16:52:59,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:59, skipping insertion in model container [2019-11-26 16:52:59,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:59" (1/1) ... [2019-11-26 16:52:59,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:53:00,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:53:05,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:05,810 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:53:08,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:08,391 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:53:08,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08 WrapperNode [2019-11-26 16:53:08,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:53:08,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:08,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:53:08,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:53:08,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:08,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:09,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:09,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:53:09,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:53:09,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:53:09,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:09,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:09,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:09,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:10,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:10,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:10,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:08" (1/1) ... [2019-11-26 16:53:10,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:53:10,868 INFO L168 Benchmark]: Toolchain (without parser) took 11036.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 863.1 MB in the end (delta: 68.5 MB). Peak memory consumption was 311.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,869 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. [2019-11-26 16:53:10,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8565.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 761.5 MB in the end (delta: 170.1 MB). Peak memory consumption was 251.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 803.10 ms. Allocated memory is still 1.0 GB. Free memory was 761.5 MB in the beginning and 691.3 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,881 INFO L168 Benchmark]: Boogie Preprocessor took 1658.94 ms. Allocated memory is still 1.0 GB. Free memory was 691.3 MB in the beginning and 863.1 MB in the end (delta: -171.8 MB). Peak memory consumption was 71.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:10,891 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 8565.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 761.5 MB in the end (delta: 170.1 MB). Peak memory consumption was 251.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 803.10 ms. Allocated memory is still 1.0 GB. Free memory was 761.5 MB in the beginning and 691.3 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1658.94 ms. Allocated memory is still 1.0 GB. Free memory was 691.3 MB in the beginning and 863.1 MB in the end (delta: -171.8 MB). Peak memory consumption was 71.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...