./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label23.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/Problem17_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:20,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:20,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:20,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:20,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:20,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:20,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:20,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:20,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:20,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:20,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:20,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:20,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:20,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:20,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:20,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:20,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:20,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:20,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:20,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:20,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:20,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:20,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:20,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:20,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:20,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:20,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:20,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:20,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:20,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:20,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:20,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:20,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:20,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:20,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:20,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:20,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:20,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:20,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:20,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:20,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:20,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:20,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:20,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:20,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:20,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:20,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:20,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:20,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:20,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:20,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:20,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:20,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:20,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:20,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:20,588 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:20,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:20,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:20,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:20,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:20,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:20,592 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:20,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:20,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:20,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:20,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:20,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:20,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:20,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:20,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:20,598 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-26 16:50:21,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:21,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:21,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:21,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:21,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:21,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-26 16:50:21,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827e9e987/41124c1ad6c44978a40f9a0380993869/FLAGeb5cbe1b1 [2019-11-26 16:50:23,033 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:23,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-26 16:50:23,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827e9e987/41124c1ad6c44978a40f9a0380993869/FLAGeb5cbe1b1 [2019-11-26 16:50:23,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827e9e987/41124c1ad6c44978a40f9a0380993869 [2019-11-26 16:50:23,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:23,141 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:23,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:23,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:23,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:23,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23, skipping insertion in model container [2019-11-26 16:50:23,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:23,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:25,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:25,638 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:26,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:26,653 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:26,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26 WrapperNode [2019-11-26 16:50:26,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:26,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:26,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:26,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:26,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:26,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:27,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:27,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:27,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:27,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:28,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:28,053 INFO L168 Benchmark]: Toolchain (without parser) took 4907.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 776.5 MB in the end (delta: 185.1 MB). Peak memory consumption was 185.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,054 INFO L168 Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:28,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3512.93 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: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 755.51 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. [2019-11-26 16:50:28,066 INFO L168 Benchmark]: Boogie Preprocessor took 626.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 3512.93 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: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 755.51 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 626.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 16:50:32,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:32,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:32,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:32,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:32,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:32,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:32,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:32,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:32,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:32,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:32,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:32,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:32,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:32,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:32,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:32,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:32,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:32,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:32,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:32,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:32,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:32,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:32,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:32,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:32,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:32,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:32,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:32,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:32,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:32,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:32,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:32,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:32,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:32,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:32,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:32,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:32,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:32,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:32,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:32,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:32,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:32,251 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:32,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:32,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:32,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:32,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:32,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:32,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:32,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:32,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:32,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:32,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:32,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:32,267 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:32,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:32,268 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:32,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:32,268 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:32,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:32,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:32,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:32,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:32,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:32,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:32,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:32,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:32,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:32,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:32,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:32,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:32,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:32,277 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-26 16:50:32,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:32,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:32,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:32,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:32,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:32,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-26 16:50:33,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e128286bf/1f41976b97444e9b84163b482ad47bcb/FLAG092529b41 [2019-11-26 16:50:34,744 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:34,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-26 16:50:34,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e128286bf/1f41976b97444e9b84163b482ad47bcb/FLAG092529b41 [2019-11-26 16:50:34,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e128286bf/1f41976b97444e9b84163b482ad47bcb [2019-11-26 16:50:34,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:34,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:34,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:34,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:34,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:34,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,914 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 26.11 04:50:34, skipping insertion in model container [2019-11-26 16:50:34,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:35,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:37,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:37,724 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:38,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:38,879 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:38,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38 WrapperNode [2019-11-26 16:50:38,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:38,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:38,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:38,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:38,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:39,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:39,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:39,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:39,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:39,769 INFO L168 Benchmark]: Toolchain (without parser) took 4875.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 16:50:39,772 INFO L168 Benchmark]: CDTParser took 0.47 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 16:50:39,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3993.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:39,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 427.97 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:39,780 INFO L168 Benchmark]: Boogie Preprocessor took 444.92 ms. Allocated memory is still 1.0 GB. Free memory was 805.0 MB in the beginning and 782.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:39,790 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 3993.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 427.97 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 444.92 ms. Allocated memory is still 1.0 GB. Free memory was 805.0 MB in the beginning and 782.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...