./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label48.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 ed0ef8676714c03e409913657b72922b069856bc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label48.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 ed0ef8676714c03e409913657b72922b069856bc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:00,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:00,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:00,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:00,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:00,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:00,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:00,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:00,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:00,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:00,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:00,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:00,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:00,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:00,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:00,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:00,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:00,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:00,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:00,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:00,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:00,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:00,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:00,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:00,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:00,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:00,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:00,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:00,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:00,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:00,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:00,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:00,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:00,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:00,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:00,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:00,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:00,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:00,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:00,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:00,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:00,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:00,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:00,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:00,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:00,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:00,371 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:00,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:00,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:00,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:00,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:00,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:00,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:00,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:00,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:00,379 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:00,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:00,380 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:00,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:00,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:00,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:00,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:00,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:00,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:00,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:00,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:00,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:00,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:00,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:00,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:00,389 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 -> ed0ef8676714c03e409913657b72922b069856bc [2019-11-27 15:44:00,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:00,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:00,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:00,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:00,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:00,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2019-11-27 15:44:01,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58a90d775/cefe1dca56794008b35a452468b357cb/FLAG26af83231 [2019-11-27 15:44:02,543 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:02,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2019-11-27 15:44:02,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58a90d775/cefe1dca56794008b35a452468b357cb/FLAG26af83231 [2019-11-27 15:44:02,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58a90d775/cefe1dca56794008b35a452468b357cb [2019-11-27 15:44:02,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:02,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:02,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:02,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:02,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:02,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:02,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02, skipping insertion in model container [2019-11-27 15:44:02,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:02,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:02,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:04,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:04,405 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:04,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:05,044 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:05,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05 WrapperNode [2019-11-27 15:44:05,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:05,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:05,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:05,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:05,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:05,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:05,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:05,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:05,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:05,618 INFO L168 Benchmark]: Toolchain (without parser) took 2979.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 903.7 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:05,620 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:05,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2414.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:05,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 301.37 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:05,632 INFO L168 Benchmark]: Boogie Preprocessor took 258.16 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:05,641 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 2414.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 301.37 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.16 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:44:09,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:09,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:09,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:09,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:09,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:09,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:09,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:09,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:09,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:09,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:09,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:09,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:09,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:09,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:09,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:09,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:09,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:09,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:09,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:09,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:09,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:09,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:09,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:09,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:09,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:09,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:09,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:09,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:09,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:09,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:09,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:09,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:09,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:09,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:09,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:09,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:09,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:09,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:09,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:09,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:09,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:09,872 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:09,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:09,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:09,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:09,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:09,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:09,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:09,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:09,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:09,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:09,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:09,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:09,886 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:09,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:09,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:09,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:09,887 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:09,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:09,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:09,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:09,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:09,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:09,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:09,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:09,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:09,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:09,894 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:09,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:09,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:09,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:09,897 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 -> ed0ef8676714c03e409913657b72922b069856bc [2019-11-27 15:44:10,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:10,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:10,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:10,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:10,461 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:10,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2019-11-27 15:44:10,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a107e5e71/513013dbffea4e56a9d5de9bf07c0134/FLAG142a8810a [2019-11-27 15:44:12,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:12,042 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2019-11-27 15:44:12,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a107e5e71/513013dbffea4e56a9d5de9bf07c0134/FLAG142a8810a [2019-11-27 15:44:12,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a107e5e71/513013dbffea4e56a9d5de9bf07c0134 [2019-11-27 15:44:12,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:12,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:12,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:12,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:12,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:12,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:12" (1/1) ... [2019-11-27 15:44:12,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:12, skipping insertion in model container [2019-11-27 15:44:12,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:12" (1/1) ... [2019-11-27 15:44:12,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:12,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:13,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:13,976 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:14,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:14,643 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:14,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14 WrapperNode [2019-11-27 15:44:14,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:14,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:14,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:14,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:14,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:14,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:14,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:14,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:14,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:14,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:14,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:14,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:15,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:15,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:15,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:15,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:15,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:15,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:15,245 INFO L168 Benchmark]: Toolchain (without parser) took 3101.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,246 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:15,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2504.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,251 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.29 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,256 INFO L168 Benchmark]: Boogie Preprocessor took 277.95 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:15,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 2504.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 310.29 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.95 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...