./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label02.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 14021e9fff9123a734a262a9d34c71e4922bd817 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label02.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 14021e9fff9123a734a262a9d34c71e4922bd817 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:25,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:25,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:25,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:25,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:25,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:25,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:25,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:25,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:25,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:25,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:25,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:25,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:25,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:25,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:25,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:25,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:25,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:25,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:25,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:25,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:25,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:25,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:25,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:25,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:25,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:25,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:25,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:25,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:25,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:25,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:25,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:25,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:25,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:25,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:25,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:25,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:25,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:25,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:25,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:25,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:25,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:25,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:25,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:25,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:25,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:25,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:25,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:25,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:25,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:25,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:25,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:25,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:25,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:25,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:25,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:25,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:25,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:25,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:25,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:25,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:25,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:25,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:25,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:25,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:25,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:25,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:25,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:25,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:25,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:25,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:25,529 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 -> 14021e9fff9123a734a262a9d34c71e4922bd817 [2019-11-24 20:40:26,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:26,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:26,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:26,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:26,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:26,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-24 20:40:26,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dee6ea6ca/32d130c32f5a46559b4e13ce3e855ab3/FLAG4fcb782d2 [2019-11-24 20:40:27,706 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:27,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-24 20:40:27,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dee6ea6ca/32d130c32f5a46559b4e13ce3e855ab3/FLAG4fcb782d2 [2019-11-24 20:40:27,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dee6ea6ca/32d130c32f5a46559b4e13ce3e855ab3 [2019-11-24 20:40:27,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:27,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:27,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:27,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:27,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:27,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:27" (1/1) ... [2019-11-24 20:40:27,830 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 24.11 08:40:27, skipping insertion in model container [2019-11-24 20:40:27,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:27" (1/1) ... [2019-11-24 20:40:27,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:28,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:29,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:29,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:30,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:30,078 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:30,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30 WrapperNode [2019-11-24 20:40:30,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:30,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:30,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:30,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:30,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:30,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:30,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:30,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:30,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:30,617 INFO L168 Benchmark]: Toolchain (without parser) took 2806.20 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 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:30,618 INFO L168 Benchmark]: CDTParser took 1.12 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. [2019-11-24 20:40:30,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2273.40 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 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:30,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.38 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:30,628 INFO L168 Benchmark]: Boogie Preprocessor took 249.28 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 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. [2019-11-24 20:40:30,640 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 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 2273.40 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 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.38 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.28 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 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 0.1.24-32f2683 [2019-11-24 20:40:34,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:34,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:35,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:35,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:35,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:35,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:35,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:35,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:35,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:35,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:35,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:35,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:35,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:35,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:35,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:35,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:35,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:35,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:35,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:35,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:35,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:35,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:35,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:35,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:35,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:35,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:35,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:35,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:35,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:35,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:35,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:35,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:35,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:35,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:35,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:35,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:35,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:35,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:35,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:35,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:35,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:35,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:35,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:35,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:35,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:35,236 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:35,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:35,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:35,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:35,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:35,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:35,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:35,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:35,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:35,243 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:35,243 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:35,243 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:35,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:35,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:35,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:35,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:35,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:35,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:35,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:35,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:35,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:35,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:35,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:35,252 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:35,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:35,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:35,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:35,257 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 -> 14021e9fff9123a734a262a9d34c71e4922bd817 [2019-11-24 20:40:35,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:35,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:35,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:35,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:35,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:35,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-24 20:40:36,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96fe4ee7/a6af42ebec334eb483b55962575d157a/FLAGbd5484c56 [2019-11-24 20:40:37,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:37,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-24 20:40:37,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96fe4ee7/a6af42ebec334eb483b55962575d157a/FLAGbd5484c56 [2019-11-24 20:40:37,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96fe4ee7/a6af42ebec334eb483b55962575d157a [2019-11-24 20:40:37,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:37,836 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:37,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:37,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:37,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:37,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37, skipping insertion in model container [2019-11-24 20:40:37,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:38,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:39,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:39,540 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:40,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:40,177 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:40,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40 WrapperNode [2019-11-24 20:40:40,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:40,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:40,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:40,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:40,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:40,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:40,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:40,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:40,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:40" (1/1) ... [2019-11-24 20:40:40,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:40,799 INFO L168 Benchmark]: Toolchain (without parser) took 2967.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.1 MB in the end (delta: 58.6 MB). Peak memory consumption was 58.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,800 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-24 20:40:40,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2343.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.0 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.33 ms. Allocated memory is still 1.0 GB. Free memory was 926.0 MB in the beginning and 914.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,812 INFO L168 Benchmark]: Boogie Preprocessor took 283.32 ms. Allocated memory is still 1.0 GB. Free memory was 914.5 MB in the beginning and 903.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,822 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 2343.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.0 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.33 ms. Allocated memory is still 1.0 GB. Free memory was 926.0 MB in the beginning and 914.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 283.32 ms. Allocated memory is still 1.0 GB. Free memory was 914.5 MB in the beginning and 903.1 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...