./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label06.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/Problem17_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 5743cb58d1bd7babc1fe0394ca25451b89ffb722 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_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 5743cb58d1bd7babc1fe0394ca25451b89ffb722 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:04,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:04,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:04,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:04,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:04,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:04,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:04,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:04,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:04,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:04,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:04,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:04,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:04,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:04,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:04,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:04,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:04,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:04,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:04,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:04,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:04,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:04,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:04,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:04,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:04,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:04,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:04,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:04,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:04,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:04,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:04,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:04,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:04,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:04,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:04,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:04,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:04,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:04,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:04,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:04,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:04,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:04,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:04,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:04,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:04,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:04,535 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:04,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:04,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:04,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:04,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:04,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:04,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:04,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:04,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:04,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:04,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:04,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:04,543 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:04,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:04,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:04,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:04,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:04,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:04,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:04,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:04,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:04,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:04,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:04,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:04,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:04,550 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 -> 5743cb58d1bd7babc1fe0394ca25451b89ffb722 [2019-11-24 20:56:05,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:05,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:05,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:05,132 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:05,133 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:05,134 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label06.c [2019-11-24 20:56:05,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1367a73/3d68d40499a34e00a156108b434b83a9/FLAG0dd921ef0 [2019-11-24 20:56:06,926 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:06,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label06.c [2019-11-24 20:56:07,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1367a73/3d68d40499a34e00a156108b434b83a9/FLAG0dd921ef0 [2019-11-24 20:56:07,050 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1367a73/3d68d40499a34e00a156108b434b83a9 [2019-11-24 20:56:07,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:07,066 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:07,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:07,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:07,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:07,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:07" (1/1) ... [2019-11-24 20:56:07,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:07, skipping insertion in model container [2019-11-24 20:56:07,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:07" (1/1) ... [2019-11-24 20:56:07,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:07,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:09,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:09,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:10,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:10,686 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:10,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10 WrapperNode [2019-11-24 20:56:10,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:10,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:10,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:10,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:10,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:10,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:11,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:11,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:11,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:11,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:11,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:11,946 INFO L168 Benchmark]: Toolchain (without parser) took 4873.16 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 782.0 MB in the end (delta: 179.7 MB). Peak memory consumption was 179.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,948 INFO L168 Benchmark]: CDTParser took 0.89 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 20:56:11,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3621.32 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 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 718.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,959 INFO L168 Benchmark]: Boogie Preprocessor took 523.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 3621.32 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 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 718.08 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 523.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:15,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:15,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:15,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:15,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:15,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:16,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:16,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:16,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:16,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:16,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:16,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:16,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:16,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:16,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:16,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:16,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:16,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:16,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:16,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:16,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:16,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:16,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:16,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:16,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:16,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:16,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:16,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:16,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:16,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:16,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:16,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:16,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:16,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:16,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:16,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:16,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:16,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:16,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:16,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:16,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:16,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:16,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:16,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:16,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:16,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:16,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:16,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:16,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:16,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:16,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:16,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:16,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:16,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:16,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:16,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:16,190 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:16,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:16,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:16,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:16,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:16,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:16,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:16,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:16,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:16,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:16,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:16,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:16,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:16,196 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:16,196 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:16,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:16,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:16,200 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 -> 5743cb58d1bd7babc1fe0394ca25451b89ffb722 [2019-11-24 20:56:16,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:16,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:16,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:16,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:16,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:16,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label06.c [2019-11-24 20:56:16,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/850de0879/495571373a324ffda5289073661c466d/FLAG5d0be2880 [2019-11-24 20:56:18,683 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:18,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label06.c [2019-11-24 20:56:18,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/850de0879/495571373a324ffda5289073661c466d/FLAG5d0be2880 [2019-11-24 20:56:18,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/850de0879/495571373a324ffda5289073661c466d [2019-11-24 20:56:18,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:18,826 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:18,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:18,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:18,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:18,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:18,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18, skipping insertion in model container [2019-11-24 20:56:18,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:18,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:19,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:21,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:21,692 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:22,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:22,932 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:22,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22 WrapperNode [2019-11-24 20:56:22,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:22,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:22,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:22,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:22,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:23,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:23,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:23,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:23,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:23,780 INFO L168 Benchmark]: Toolchain (without parser) took 4952.14 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 782.1 MB in the end (delta: 173.9 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:23,782 INFO L168 Benchmark]: CDTParser took 2.31 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 20:56:23,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4108.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:23,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.64 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:23,790 INFO L168 Benchmark]: Boogie Preprocessor took 431.67 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:23,799 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 4108.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 401.64 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.67 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...