./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_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 657ada9a5a575c357a2176a48232b454638e858d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 657ada9a5a575c357a2176a48232b454638e858d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:29,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:29,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:29,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:29,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:29,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:29,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:29,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:29,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:29,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:29,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:29,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:29,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:29,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:29,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:29,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:29,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:29,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:29,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:29,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:29,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:29,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:29,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:29,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:29,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:29,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:29,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:29,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:29,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:29,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:29,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:29,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:29,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:29,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:29,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:29,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:29,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:29,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:29,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:29,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:29,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:29,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:29,530 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:29,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:29,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:29,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:29,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:29,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:29,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:29,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:29,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:29,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:29,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:29,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:29,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:29,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:29,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:29,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:29,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:29,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:29,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:29,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:29,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:29,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:29,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:29,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:29,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:29,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:29,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:29,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:29,552 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 -> 657ada9a5a575c357a2176a48232b454638e858d [2019-11-27 09:37:30,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:30,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:30,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:30,124 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:30,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:30,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-27 09:37:30,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c898ea1/75d5bcb28b14428faebcb7d8f65507cd/FLAG54707b54b [2019-11-27 09:37:31,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:31,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-27 09:37:31,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c898ea1/75d5bcb28b14428faebcb7d8f65507cd/FLAG54707b54b [2019-11-27 09:37:31,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c898ea1/75d5bcb28b14428faebcb7d8f65507cd [2019-11-27 09:37:31,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:31,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:31,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:31,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:31,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:31,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:32,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31, skipping insertion in model container [2019-11-27 09:37:32,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:32,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:32,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:34,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:34,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:35,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:35,593 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:35,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35 WrapperNode [2019-11-27 09:37:35,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:35,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:35,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:35,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:35,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:35,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:36,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:36,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:36,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:36,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:36,958 INFO L168 Benchmark]: Toolchain (without parser) took 4971.24 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 776.4 MB in the end (delta: 178.1 MB). Peak memory consumption was 178.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:36,959 INFO L168 Benchmark]: CDTParser took 1.47 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. [2019-11-27 09:37:36,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3612.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:36,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 602.42 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:36,971 INFO L168 Benchmark]: Boogie Preprocessor took 751.09 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:36,983 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 3612.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 602.42 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 751.09 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 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-da95e15 [2019-11-27 09:37:40,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:40,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:40,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:40,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:40,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:40,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:40,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:40,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:40,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:40,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:40,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:40,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:40,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:40,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:40,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:40,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:40,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:40,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:41,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:41,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:41,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:41,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:41,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:41,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:41,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:41,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:41,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:41,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:41,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:41,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:41,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:41,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:41,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:41,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:41,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:41,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:41,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:41,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:41,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:41,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:41,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:41,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:41,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:41,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:41,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:41,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:41,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:41,111 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:41,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:41,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:41,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:41,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:41,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:41,114 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:41,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:41,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:41,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:41,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:41,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:41,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:41,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:41,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:41,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:41,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:41,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:41,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:41,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:41,124 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:41,124 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:41,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:41,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:41,126 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 -> 657ada9a5a575c357a2176a48232b454638e858d [2019-11-27 09:37:41,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:41,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:41,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:41,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:41,702 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:41,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-27 09:37:41,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c167c75e/61a7e7e1b64b478aa9e2640418464a08/FLAG1a452938c [2019-11-27 09:37:43,562 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:43,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-27 09:37:43,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c167c75e/61a7e7e1b64b478aa9e2640418464a08/FLAG1a452938c [2019-11-27 09:37:43,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c167c75e/61a7e7e1b64b478aa9e2640418464a08 [2019-11-27 09:37:43,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:43,708 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:43,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:43,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:43,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:43,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:43" (1/1) ... [2019-11-27 09:37:43,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:43, skipping insertion in model container [2019-11-27 09:37:43,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:43" (1/1) ... [2019-11-27 09:37:43,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:44,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:46,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:46,359 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:47,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:47,522 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:47,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47 WrapperNode [2019-11-27 09:37:47,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:47,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:47,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:47,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:47,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:47,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:47,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:47,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:47,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:47,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:47,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:47,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:47,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:47,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:48,288 INFO L168 Benchmark]: Toolchain (without parser) took 4573.75 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. [2019-11-27 09:37:48,289 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:48,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3813.71 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. [2019-11-27 09:37:48,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 370.76 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. [2019-11-27 09:37:48,298 INFO L168 Benchmark]: Boogie Preprocessor took 379.84 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. [2019-11-27 09:37:48,310 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3813.71 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 370.76 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 379.84 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...