./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label55.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/Problem04_label55.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 71542f30d64736f504c9a59338afc81138682d6c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label55.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 71542f30d64736f504c9a59338afc81138682d6c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:52,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:52,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:52,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:52,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:52,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:52,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:52,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:52,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:52,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:52,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:52,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:52,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:52,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:52,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:52,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:52,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:52,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:52,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:52,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:52,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:52,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:52,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:52,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:52,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:52,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:52,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:52,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:52,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:52,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:52,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:52,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:52,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:52,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:52,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:52,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:52,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:52,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:52,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:52,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:52,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:52,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:53,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:53,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:53,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:53,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:53,029 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:53,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:53,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:53,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:53,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:53,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:53,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:53,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:53,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:53,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:53,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:53,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:53,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:53,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:53,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:53,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:53,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:53,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:53,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:53,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:53,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:53,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:53,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:53,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:53,044 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 -> 71542f30d64736f504c9a59338afc81138682d6c [2019-11-26 16:35:53,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:53,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:53,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:53,625 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:53,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:53,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-26 16:35:53,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebd9f0585/14e298cefc26468087fb997a1ae8e36d/FLAG1d701c191 [2019-11-26 16:35:55,456 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:55,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-26 16:35:55,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebd9f0585/14e298cefc26468087fb997a1ae8e36d/FLAG1d701c191 [2019-11-26 16:35:55,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebd9f0585/14e298cefc26468087fb997a1ae8e36d [2019-11-26 16:35:55,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:55,584 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:55,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:55,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:55,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:55,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55, skipping insertion in model container [2019-11-26 16:35:55,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:55,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:58,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:58,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:00,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:00,672 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:00,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00 WrapperNode [2019-11-26 16:36:00,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:00,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:00,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:00,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:00,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:00,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:01,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:01,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:01,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:01,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:01,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:01,784 INFO L168 Benchmark]: Toolchain (without parser) took 6198.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.5 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:01,788 INFO L168 Benchmark]: CDTParser took 3.97 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 16:36:01,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5088.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.5 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:01,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 526.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 774.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:01,797 INFO L168 Benchmark]: Boogie Preprocessor took 569.90 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 751.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:01,809 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.97 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 5088.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.5 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 526.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 774.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 569.90 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 751.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:05,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:05,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:05,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:05,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:05,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:05,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:05,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:05,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:05,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:05,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:05,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:05,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:05,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:05,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:05,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:05,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:05,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:05,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:05,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:05,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:05,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:05,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:05,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:05,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:05,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:05,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:05,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:05,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:05,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:05,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:05,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:05,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:05,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:05,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:05,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:06,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:06,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:06,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:06,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:06,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:06,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:06,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:06,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:06,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:06,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:06,056 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:06,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:06,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:06,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:06,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:06,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:06,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:06,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:06,062 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:06,062 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:06,065 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:06,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:06,066 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:06,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:06,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:06,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:06,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:06,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:06,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:06,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:06,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:06,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:06,072 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:06,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:06,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:06,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:06,074 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 -> 71542f30d64736f504c9a59338afc81138682d6c [2019-11-26 16:36:06,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:06,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:06,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:06,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:06,667 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:06,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-26 16:36:06,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee3fbdf98/fb493e540b4342afb1cd3489458f4588/FLAGc7528106a [2019-11-26 16:36:08,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:08,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-26 16:36:08,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee3fbdf98/fb493e540b4342afb1cd3489458f4588/FLAGc7528106a [2019-11-26 16:36:08,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee3fbdf98/fb493e540b4342afb1cd3489458f4588 [2019-11-26 16:36:08,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:08,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:08,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:08,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:08,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:08,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:08,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08, skipping insertion in model container [2019-11-26 16:36:08,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:08,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:08,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:11,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:11,987 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:13,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:13,824 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:13,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13 WrapperNode [2019-11-26 16:36:13,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:13,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:13,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:13,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:13,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:14,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:14,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:14,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:14,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:14,888 INFO L168 Benchmark]: Toolchain (without parser) took 6267.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 734.6 MB in the end (delta: 209.9 MB). Peak memory consumption was 210.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,890 INFO L168 Benchmark]: CDTParser took 1.72 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 16:36:14,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5208.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 573.84 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,901 INFO L168 Benchmark]: Boogie Preprocessor took 476.54 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,912 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 5208.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 573.84 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.54 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...