./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label49.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/Problem01_label49.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 083cea80584760e424718c2c8c78f2ce2da05adc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label49.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 083cea80584760e424718c2c8c78f2ce2da05adc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:49,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:49,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:49,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:49,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:49,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:49,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:49,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:49,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:49,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:49,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:49,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:49,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:49,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:49,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:49,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:49,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:49,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:49,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:49,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:49,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:49,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:49,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:49,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:49,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:49,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:49,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:49,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:49,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:49,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:49,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:49,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:49,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:49,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:49,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:49,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:49,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:49,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:49,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:49,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:49,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:49,751 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:49,792 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:49,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:49,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:49,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:49,802 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:49,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:49,802 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:49,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:49,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:49,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:49,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:49,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:49,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:49,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:49,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:49,811 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:49,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:49,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:49,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:49,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:49,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:49,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:49,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:49,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:49,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:49,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:49,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:49,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:49,820 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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2019-11-26 16:33:50,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:50,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:50,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:50,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:50,448 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:50,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-26 16:33:50,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa3dd50f8/318db26189194720a7e2b65b9811d867/FLAGc5690ffaf [2019-11-26 16:33:51,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:51,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-26 16:33:51,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa3dd50f8/318db26189194720a7e2b65b9811d867/FLAGc5690ffaf [2019-11-26 16:33:51,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa3dd50f8/318db26189194720a7e2b65b9811d867 [2019-11-26 16:33:51,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:51,987 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:51,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:51,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:51,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:52,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:51" (1/1) ... [2019-11-26 16:33:52,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52, skipping insertion in model container [2019-11-26 16:33:52,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:51" (1/1) ... [2019-11-26 16:33:52,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:52,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:53,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:53,200 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:53,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:53,531 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:53,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53 WrapperNode [2019-11-26 16:33:53,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:53,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:53,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:53,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:53,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:53,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:53,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:53,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:53,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:53,970 INFO L168 Benchmark]: Toolchain (without parser) took 1978.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:53,971 INFO L168 Benchmark]: CDTParser took 0.43 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 16:33:53,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1548.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:53,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:53,981 INFO L168 Benchmark]: Boogie Preprocessor took 189.53 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:53,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1548.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.53 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 16:33:57,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:57,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:57,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:57,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:57,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:57,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:58,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:58,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:58,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:58,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:58,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:58,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:58,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:58,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:58,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:58,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:58,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:58,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:58,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:58,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:58,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:58,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:58,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:58,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:58,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:58,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:58,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:58,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:58,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:58,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:58,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:58,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:58,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:58,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:58,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:58,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:58,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:58,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:58,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:58,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:58,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:58,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:58,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:58,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:58,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:58,186 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:58,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:58,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:58,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:58,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:58,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:58,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:58,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:58,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:58,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:58,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:58,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:58,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:58,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:58,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:58,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:58,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:58,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:58,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:58,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:58,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:58,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:58,201 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:58,201 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:58,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:58,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:58,203 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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2019-11-26 16:33:58,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:58,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:58,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:58,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:58,882 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:58,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-26 16:33:59,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b26d7a6c/e0bc37c39994486bb01832b65966ff57/FLAGbe5b784e2 [2019-11-26 16:34:00,244 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:00,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-26 16:34:00,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b26d7a6c/e0bc37c39994486bb01832b65966ff57/FLAGbe5b784e2 [2019-11-26 16:34:00,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b26d7a6c/e0bc37c39994486bb01832b65966ff57 [2019-11-26 16:34:00,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:00,330 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:00,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:00,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:00,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:00,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:00, skipping insertion in model container [2019-11-26 16:34:00,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:00,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:01,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:01,536 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:01,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:01,849 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:01,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01 WrapperNode [2019-11-26 16:34:01,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:01,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:01,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:01,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:01,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:01,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:02,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:02,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:02,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:02,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:01" (1/1) ... [2019-11-26 16:34:02,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:02,262 INFO L168 Benchmark]: Toolchain (without parser) took 1927.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,270 INFO L168 Benchmark]: CDTParser took 0.44 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 16:34:02,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1517.23 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 962.1 MB in the end (delta: -389.6 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.64 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,281 INFO L168 Benchmark]: Boogie Preprocessor took 192.46 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1517.23 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 962.1 MB in the end (delta: -389.6 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.64 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.46 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...