./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label06.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_label06.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 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label06.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 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:46,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:46,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:46,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:46,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:46,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:46,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:46,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:46,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:46,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:46,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:46,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:46,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:46,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:46,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:46,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:46,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:46,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:46,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:46,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:46,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:46,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:46,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:46,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:46,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:46,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:46,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:46,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:46,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:46,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:46,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:46,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:46,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:46,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:46,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:46,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:46,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:46,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:46,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:46,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:46,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:46,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:46,434 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:46,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:46,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:46,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:46,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:46,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:46,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:46,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:46,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:46,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:46,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:46,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:46,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:46,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:46,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:46,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:46,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:46,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:46,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:46,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:46,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:46,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:46,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:46,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:46,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:46,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:46,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:46,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:46,455 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 -> 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e [2019-11-26 16:51:47,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:47,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:47,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:47,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:47,096 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:47,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-26 16:51:47,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b8ca53e3/e65f7ccc51f0405aa240ad260debd45c/FLAG795e1a1be [2019-11-26 16:51:49,414 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:49,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-26 16:51:49,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b8ca53e3/e65f7ccc51f0405aa240ad260debd45c/FLAG795e1a1be [2019-11-26 16:51:49,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b8ca53e3/e65f7ccc51f0405aa240ad260debd45c [2019-11-26 16:51:49,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:49,607 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:49,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:49,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:49,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:49,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:49,632 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 04:51:49, skipping insertion in model container [2019-11-26 16:51:49,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:49,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:50,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:54,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:54,987 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:57,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:57,417 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:57,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57 WrapperNode [2019-11-26 16:51:57,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:57,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:57,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:57,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:57,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:57,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:59,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:59,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:59,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:59,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:59,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:59,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:59,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:59,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:52:00,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:52:00,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:52:01,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:52:01,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:01,541 INFO L168 Benchmark]: Toolchain (without parser) took 11932.13 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 779.6 MB in the end (delta: 153.5 MB). Peak memory consumption was 394.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:01,543 INFO L168 Benchmark]: CDTParser took 0.45 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 16:52:01,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7807.87 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 879.5 MB in the end (delta: 53.6 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:01,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 1658.52 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 712.4 MB in the end (delta: 167.1 MB). Peak memory consumption was 167.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:01,554 INFO L168 Benchmark]: Boogie Preprocessor took 2454.15 ms. Allocated memory is still 1.0 GB. Free memory was 712.4 MB in the beginning and 779.6 MB in the end (delta: -67.2 MB). Peak memory consumption was 173.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:01,564 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 7807.87 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 879.5 MB in the end (delta: 53.6 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1658.52 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 712.4 MB in the end (delta: 167.1 MB). Peak memory consumption was 167.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2454.15 ms. Allocated memory is still 1.0 GB. Free memory was 712.4 MB in the beginning and 779.6 MB in the end (delta: -67.2 MB). Peak memory consumption was 173.5 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 0.1.24-025d5a2 [2019-11-26 16:52:05,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:05,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:05,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:05,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:05,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:05,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:05,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:05,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:05,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:05,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:05,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:05,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:05,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:05,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:05,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:05,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:05,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:05,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:05,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:05,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:05,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:05,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:05,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:05,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:05,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:05,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:05,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:05,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:05,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:05,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:05,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:05,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:05,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:05,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:05,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:05,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:05,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:05,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:05,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:05,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:05,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:05,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:05,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:05,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:05,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:05,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:05,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:05,779 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:05,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:05,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:05,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:05,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:05,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:05,784 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:05,785 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:05,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:05,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:05,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:05,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:05,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:05,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:05,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:05,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:05,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:05,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:05,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:05,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:05,792 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:05,794 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:05,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:05,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:05,796 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 -> 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e [2019-11-26 16:52:06,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:06,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:06,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:06,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:06,447 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:06,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-26 16:52:06,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7944b6ace/c14829d3b09e4311a22bdafffef4f7f2/FLAG743d465d6 [2019-11-26 16:52:08,576 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:08,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-26 16:52:08,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7944b6ace/c14829d3b09e4311a22bdafffef4f7f2/FLAG743d465d6 [2019-11-26 16:52:08,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7944b6ace/c14829d3b09e4311a22bdafffef4f7f2 [2019-11-26 16:52:08,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:08,738 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:08,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:08,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:08,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:08,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:08" (1/1) ... [2019-11-26 16:52:08,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc5bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:08, skipping insertion in model container [2019-11-26 16:52:08,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:08" (1/1) ... [2019-11-26 16:52:08,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:09,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:14,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:14,443 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:17,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:17,503 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:17,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17 WrapperNode [2019-11-26 16:52:17,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:17,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:17,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:17,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:17,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:17,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:18,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:18,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:18,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:18,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:18,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:17" (1/1) ... [2019-11-26 16:52:19,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:19,642 INFO L168 Benchmark]: Toolchain (without parser) took 10898.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 865.9 MB in the end (delta: 72.8 MB). Peak memory consumption was 318.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,643 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:19,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8767.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 760.8 MB in the end (delta: 177.9 MB). Peak memory consumption was 259.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,648 INFO L168 Benchmark]: Boogie Procedure Inliner took 790.77 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 694.0 MB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,653 INFO L168 Benchmark]: Boogie Preprocessor took 1332.65 ms. Allocated memory is still 1.0 GB. Free memory was 694.0 MB in the beginning and 865.9 MB in the end (delta: -171.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,663 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8767.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 760.8 MB in the end (delta: 177.9 MB). Peak memory consumption was 259.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 790.77 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 694.0 MB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1332.65 ms. Allocated memory is still 1.0 GB. Free memory was 694.0 MB in the beginning and 865.9 MB in the end (delta: -171.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...