./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem06_label18.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 7e82a0d9068c7f97a5e587f3a21261646892ef93 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label18.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 7e82a0d9068c7f97a5e587f3a21261646892ef93 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:22,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:22,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:22,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:22,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:22,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:22,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:22,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:22,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:22,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:22,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:22,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:22,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:22,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:22,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:22,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:22,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:22,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:22,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:22,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:22,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:22,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:23,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:23,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:23,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:23,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:23,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:23,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:23,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:23,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:23,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:23,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:23,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:23,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:23,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:23,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:23,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:23,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:23,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:23,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:23,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:23,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:23,080 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:23,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:23,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:23,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:23,086 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:23,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:23,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:23,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:23,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:23,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:23,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:23,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:23,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:23,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:23,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:23,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:23,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:23,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:23,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:23,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:23,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:23,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:23,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:23,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:23,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:23,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:23,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:23,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:23,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:23,102 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 -> 7e82a0d9068c7f97a5e587f3a21261646892ef93 [2019-11-24 20:43:23,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:23,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:23,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:23,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:23,782 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:23,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-24 20:43:23,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5c889c88/9ece8cda4b6c40b3aa7d100836725488/FLAG99efad78a [2019-11-24 20:43:26,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:26,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-24 20:43:26,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5c889c88/9ece8cda4b6c40b3aa7d100836725488/FLAG99efad78a [2019-11-24 20:43:26,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5c889c88/9ece8cda4b6c40b3aa7d100836725488 [2019-11-24 20:43:26,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:26,245 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:26,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:26,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:26,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:26,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:26" (1/1) ... [2019-11-24 20:43:26,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:26, skipping insertion in model container [2019-11-24 20:43:26,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:26" (1/1) ... [2019-11-24 20:43:26,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:26,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:31,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:31,029 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:33,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:34,106 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:34,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34 WrapperNode [2019-11-24 20:43:34,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:34,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:34,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:34,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:34,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:34,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:34,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:34,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:34,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:34,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:34,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:34,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:34,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:34,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:35,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:35,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:35,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:34" (1/1) ... [2019-11-24 20:43:35,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:35,389 INFO L168 Benchmark]: Toolchain (without parser) took 9138.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 783.5 MB in the end (delta: 149.6 MB). Peak memory consumption was 149.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:35,391 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-24 20:43:35,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7858.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 907.3 MB in the end (delta: 25.7 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:35,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 714.26 ms. Allocated memory is still 1.0 GB. Free memory was 907.3 MB in the beginning and 828.8 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:35,401 INFO L168 Benchmark]: Boogie Preprocessor took 555.81 ms. Allocated memory is still 1.0 GB. Free memory was 828.8 MB in the beginning and 783.5 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:35,412 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 7858.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 907.3 MB in the end (delta: 25.7 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 714.26 ms. Allocated memory is still 1.0 GB. Free memory was 907.3 MB in the beginning and 828.8 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 555.81 ms. Allocated memory is still 1.0 GB. Free memory was 828.8 MB in the beginning and 783.5 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 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 0.1.24-32f2683 [2019-11-24 20:43:39,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:39,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:39,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:39,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:39,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:39,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:39,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:39,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:39,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:39,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:39,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:39,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:39,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:39,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:39,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:39,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:39,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:39,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:39,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:39,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:39,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:39,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:39,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:39,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:39,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:39,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:39,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:39,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:39,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:39,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:39,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:39,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:39,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:39,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:39,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:39,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:39,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:39,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:39,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:39,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:39,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:39,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:39,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:39,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:39,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:39,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:39,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:39,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:39,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:39,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:39,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:39,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:39,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:39,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:39,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:39,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:39,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:39,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:39,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:39,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:39,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:39,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:39,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:39,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:39,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:39,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:39,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:39,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:39,562 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:39,564 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:39,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:39,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:39,566 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 -> 7e82a0d9068c7f97a5e587f3a21261646892ef93 [2019-11-24 20:43:40,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:40,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:40,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:40,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:40,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:40,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-24 20:43:40,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67bdd13/a4c8731fb06a4f1bb7a40dc0ad9aa53a/FLAGd42e11471 [2019-11-24 20:43:42,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:42,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-24 20:43:42,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67bdd13/a4c8731fb06a4f1bb7a40dc0ad9aa53a/FLAGd42e11471 [2019-11-24 20:43:42,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67bdd13/a4c8731fb06a4f1bb7a40dc0ad9aa53a [2019-11-24 20:43:42,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:42,660 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:42,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:42,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:42,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:42,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:42,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42, skipping insertion in model container [2019-11-24 20:43:42,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:42,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:43,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:47,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:47,180 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:50,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:50,480 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:50,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50 WrapperNode [2019-11-24 20:43:50,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:50,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:50,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:50,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:50,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:50,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:51,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:51,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:51,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:51,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:50" (1/1) ... [2019-11-24 20:43:51,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:51,898 INFO L168 Benchmark]: Toolchain (without parser) took 9233.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 748.2 MB in the end (delta: 190.6 MB). Peak memory consumption was 190.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:51,898 INFO L168 Benchmark]: CDTParser took 1.37 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. [2019-11-24 20:43:51,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7823.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 879.4 MB in the end (delta: 59.4 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:51,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 716.92 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 804.3 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:51,905 INFO L168 Benchmark]: Boogie Preprocessor took 685.70 ms. Allocated memory is still 1.0 GB. Free memory was 804.3 MB in the beginning and 748.2 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:51,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 7823.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 879.4 MB in the end (delta: 59.4 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 716.92 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 804.3 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 685.70 ms. Allocated memory is still 1.0 GB. Free memory was 804.3 MB in the beginning and 748.2 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...