./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label17.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 5448130a61126fa432661a8acbadf20086ca8615 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label17.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 5448130a61126fa432661a8acbadf20086ca8615 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:40,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:40,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:40,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:40,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:40,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:40,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:40,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:40,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:40,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:40,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:40,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:40,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:40,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:40,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:40,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:40,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:40,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:40,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:40,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:40,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:40,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:40,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:40,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:40,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:40,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:40,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:40,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:40,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:40,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:40,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:40,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:40,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:40,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:40,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:40,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:40,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:40,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:40,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:40,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:40,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:40,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:40,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:40,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:40,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:40,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:40,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:40,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:40,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:40,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:40,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:40,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:40,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:40,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:40,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:40,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:40,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:40,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:40,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:40,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:40,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:40,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:40,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:40,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:40,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:40,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:40,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:40,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:40,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:40,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:40,536 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 -> 5448130a61126fa432661a8acbadf20086ca8615 [2019-11-26 16:34:41,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:41,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:41,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:41,108 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:41,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:41,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label17.c [2019-11-26 16:34:41,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8827bebee/2dd514953a66463199e73bcfdefefdb0/FLAGd5b0c826a [2019-11-26 16:34:42,726 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:42,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label17.c [2019-11-26 16:34:42,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8827bebee/2dd514953a66463199e73bcfdefefdb0/FLAGd5b0c826a [2019-11-26 16:34:42,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8827bebee/2dd514953a66463199e73bcfdefefdb0 [2019-11-26 16:34:42,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:42,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:42,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:42,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:42,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:42,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7397f0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42, skipping insertion in model container [2019-11-26 16:34:42,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:43,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:44,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:44,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:45,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:45,232 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:45,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45 WrapperNode [2019-11-26 16:34:45,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:45,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:45,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:45,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:45,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:45,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:45,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:45,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:45,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:45,765 INFO L168 Benchmark]: Toolchain (without parser) took 2936.39 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 903.6 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:45,766 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:45,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2409.46 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 926.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:45,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.97 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 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. [2019-11-26 16:34:45,778 INFO L168 Benchmark]: Boogie Preprocessor took 240.21 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:45,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 2409.46 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 926.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.97 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 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 240.21 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 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 0.1.24-025d5a2 [2019-11-26 16:34:49,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:49,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:49,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:49,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:49,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:49,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:49,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:49,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:49,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:49,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:49,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:49,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:49,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:49,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:49,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:49,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:49,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:49,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:49,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:49,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:49,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:49,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:49,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:49,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:49,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:49,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:49,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:49,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:49,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:49,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:49,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:49,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:49,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:49,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:49,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:49,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:49,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:49,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:49,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:49,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:49,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:49,990 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:49,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:49,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:49,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:49,997 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:50,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:50,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:50,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:50,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:50,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:50,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:50,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:50,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:50,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:50,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:50,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:50,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:50,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:50,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:50,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:50,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:50,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:50,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:50,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:50,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:50,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:50,012 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:50,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:50,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:50,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:50,015 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 -> 5448130a61126fa432661a8acbadf20086ca8615 [2019-11-26 16:34:50,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:50,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:50,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:50,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:50,624 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:50,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label17.c [2019-11-26 16:34:50,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a665d56dd/a186b49a90e04369ac53e4ba65cb382e/FLAGf2db5727f [2019-11-26 16:34:52,272 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:52,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label17.c [2019-11-26 16:34:52,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a665d56dd/a186b49a90e04369ac53e4ba65cb382e/FLAGf2db5727f [2019-11-26 16:34:52,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a665d56dd/a186b49a90e04369ac53e4ba65cb382e [2019-11-26 16:34:52,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:52,395 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:52,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:52,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:52,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:52,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52, skipping insertion in model container [2019-11-26 16:34:52,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:52,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:54,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:54,261 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:54,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:54,909 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:54,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54 WrapperNode [2019-11-26 16:34:54,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:54,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:54,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:54,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:54,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:55,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:55,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:55,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:55,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:54" (1/1) ... [2019-11-26 16:34:55,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:55,447 INFO L168 Benchmark]: Toolchain (without parser) took 3049.68 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 898.2 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:55,449 INFO L168 Benchmark]: CDTParser took 2.85 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:55,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2509.91 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 921.1 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:55,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.94 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. [2019-11-26 16:34:55,460 INFO L168 Benchmark]: Boogie Preprocessor took 251.29 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. [2019-11-26 16:34:55,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 2509.91 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 921.1 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.94 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 251.29 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...