./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label04.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_label04.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 3774d82389353be2170e26cc4e53c0d06e3cb94d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label04.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 3774d82389353be2170e26cc4e53c0d06e3cb94d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:24,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:24,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:24,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:24,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:24,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:24,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:24,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:24,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:24,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:24,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:24,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:24,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:24,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:24,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:24,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:24,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:24,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:24,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:24,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:24,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:25,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:25,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:25,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:25,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:25,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:25,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:25,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:25,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:25,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:25,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:25,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:25,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:25,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:25,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:25,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:25,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:25,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:25,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:25,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:25,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:25,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:25,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:25,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:25,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:25,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:25,100 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:25,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:25,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:25,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:25,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:25,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:25,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:25,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:25,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:25,108 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:25,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:25,109 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:25,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:25,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:25,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:25,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:25,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:25,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:25,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:25,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:25,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:25,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:25,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:25,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:25,115 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 -> 3774d82389353be2170e26cc4e53c0d06e3cb94d [2019-11-26 16:33:25,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:25,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:25,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:25,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:25,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:25,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2019-11-26 16:33:25,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f40e65c/b0b549b7c5ff44faba5e516b33ec7dbe/FLAG477bf97b3 [2019-11-26 16:33:27,083 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:27,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2019-11-26 16:33:27,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f40e65c/b0b549b7c5ff44faba5e516b33ec7dbe/FLAG477bf97b3 [2019-11-26 16:33:27,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f40e65c/b0b549b7c5ff44faba5e516b33ec7dbe [2019-11-26 16:33:27,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:27,171 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:27,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:27,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:27,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:27,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27, skipping insertion in model container [2019-11-26 16:33:27,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:27,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:28,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:28,403 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:28,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:28,710 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:28,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28 WrapperNode [2019-11-26 16:33:28,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:28,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:28,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:28,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:28,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:28,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:28,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:28,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:28,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:29,129 INFO L168 Benchmark]: Toolchain (without parser) took 1948.52 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:29,130 INFO L168 Benchmark]: CDTParser took 0.38 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 16:33:29,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1540.88 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:29,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.76 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:29,140 INFO L168 Benchmark]: Boogie Preprocessor took 195.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:29,153 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1540.88 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.76 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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 16:33:32,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:32,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:32,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:32,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:32,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:32,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:33,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:33,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:33,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:33,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:33,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:33,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:33,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:33,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:33,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:33,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:33,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:33,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:33,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:33,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:33,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:33,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:33,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:33,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:33,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:33,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:33,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:33,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:33,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:33,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:33,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:33,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:33,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:33,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:33,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:33,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:33,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:33,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:33,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:33,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:33,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:33,172 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:33,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:33,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:33,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:33,179 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:33,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:33,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:33,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:33,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:33,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:33,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:33,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:33,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:33,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:33,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:33,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:33,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:33,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:33,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:33,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:33,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:33,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:33,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:33,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:33,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:33,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:33,193 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:33,193 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:33,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:33,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:33,199 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 -> 3774d82389353be2170e26cc4e53c0d06e3cb94d [2019-11-26 16:33:33,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:33,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:33,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:33,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:33,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:33,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2019-11-26 16:33:34,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f614ec4/fa5dd3651d894a1fa1f619147dd3ba85/FLAGc37c77450 [2019-11-26 16:33:35,291 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:35,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2019-11-26 16:33:35,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f614ec4/fa5dd3651d894a1fa1f619147dd3ba85/FLAGc37c77450 [2019-11-26 16:33:35,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f614ec4/fa5dd3651d894a1fa1f619147dd3ba85 [2019-11-26 16:33:35,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:35,390 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:35,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:35,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:35,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:35,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:35, skipping insertion in model container [2019-11-26 16:33:35,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:35,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:36,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:36,629 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:36,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:36,941 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:36,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36 WrapperNode [2019-11-26 16:33:36,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:36,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:36,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:36,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:36,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:37,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:37,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:37,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,349 INFO L168 Benchmark]: Toolchain (without parser) took 1949.15 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 950.8 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,351 INFO L168 Benchmark]: CDTParser took 0.36 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 16:33:37,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1550.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.93 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,361 INFO L168 Benchmark]: Boogie Preprocessor took 182.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,375 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1550.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.93 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.8 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...