./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label57.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/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:00,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:00,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:00,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:00,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:00,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:00,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:00,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:00,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:00,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:00,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:00,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:00,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:00,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:00,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:00,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:00,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:00,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:00,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:00,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:00,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:00,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:00,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:00,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:00,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:00,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:00,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:00,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:00,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:00,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:00,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:00,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:00,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:00,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:00,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:00,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:00,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:00,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:00,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:00,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:00,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:00,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:00,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:00,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:00,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:00,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:00,973 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:00,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:00,974 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:00,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:00,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:00,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:00,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:00,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:00,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:00,977 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:00,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:00,978 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:00,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:00,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:00,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:00,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:00,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:00,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:00,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:00,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:00,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:00,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:00,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:00,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:00,984 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-26 16:50:01,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:01,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:01,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:01,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:01,457 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:01,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-26 16:50:01,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03f5ae9d/f63927e7fb4b4df7b6541582428b9354/FLAG62e5907da [2019-11-26 16:50:02,605 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:02,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-26 16:50:02,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03f5ae9d/f63927e7fb4b4df7b6541582428b9354/FLAG62e5907da [2019-11-26 16:50:02,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03f5ae9d/f63927e7fb4b4df7b6541582428b9354 [2019-11-26 16:50:02,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:02,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:02,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:02,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:02,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:02,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:02,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02, skipping insertion in model container [2019-11-26 16:50:02,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:02,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:02,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:03,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:03,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:04,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:04,580 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:04,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04 WrapperNode [2019-11-26 16:50:04,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:04,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:04,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:04,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:04,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:04,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:04,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:04,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:04,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:05,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:05,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:05,075 INFO L168 Benchmark]: Toolchain (without parser) took 2387.35 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 891.1 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,075 INFO L168 Benchmark]: CDTParser took 3.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:05,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1898.50 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 931.2 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.70 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,082 INFO L168 Benchmark]: Boogie Preprocessor took 248.88 ms. Allocated memory is still 1.0 GB. Free memory was 908.3 MB in the beginning and 891.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:05,090 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.27 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 1898.50 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 931.2 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.70 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.88 ms. Allocated memory is still 1.0 GB. Free memory was 908.3 MB in the beginning and 891.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:07,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:07,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:07,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:07,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:07,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:07,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:07,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:07,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:07,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:07,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:07,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:07,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:07,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:07,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:07,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:07,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:07,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:07,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:07,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:07,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:07,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:07,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:07,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:07,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:07,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:07,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:07,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:07,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:07,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:07,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:07,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:07,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:07,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:07,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:07,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:07,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:07,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:07,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:07,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:07,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:07,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:07,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:07,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:07,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:07,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:07,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:07,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:07,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:07,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:07,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:07,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:07,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:07,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:07,962 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:07,965 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:07,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:07,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:07,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:07,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:07,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:07,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:07,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:07,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:07,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:07,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:07,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:07,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:07,970 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:07,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:07,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:07,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:07,972 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-26 16:50:08,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:08,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:08,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:08,468 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:08,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:08,472 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-26 16:50:08,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7cfa4f8e/a03d46c3a26c412da9e9314aff8359d7/FLAG13f9ca621 [2019-11-26 16:50:09,533 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:09,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-26 16:50:09,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7cfa4f8e/a03d46c3a26c412da9e9314aff8359d7/FLAG13f9ca621 [2019-11-26 16:50:09,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7cfa4f8e/a03d46c3a26c412da9e9314aff8359d7 [2019-11-26 16:50:09,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:09,638 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:09,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:09,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:09,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:09,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:09, skipping insertion in model container [2019-11-26 16:50:09,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:09,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:11,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:11,020 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:11,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:11,414 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:11,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11 WrapperNode [2019-11-26 16:50:11,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:11,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:11,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:11,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:11,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:11,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:11,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:11,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:11,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:11,782 INFO L168 Benchmark]: Toolchain (without parser) took 2140.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 891.2 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:11,783 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:11,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1778.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 914.1 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:11,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.93 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:11,788 INFO L168 Benchmark]: Boogie Preprocessor took 156.60 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 891.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:11,795 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1778.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 914.1 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.93 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.60 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 891.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...