./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label05.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/Problem19_label05.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 29a04b9fb4dce12c5bd844fe2d85b9266df3ab08 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:39:26,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:39:27,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:39:27,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:39:27,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:39:27,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:39:27,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:39:27,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:39:27,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:39:27,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:39:27,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:39:27,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:39:27,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:39:27,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:39:27,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:39:27,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:39:27,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:39:27,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:39:27,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:39:27,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:39:27,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:39:27,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:39:27,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:39:27,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:39:27,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:39:27,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:39:27,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:39:27,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:39:27,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:39:27,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:39:27,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:39:27,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:39:27,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:39:27,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:39:27,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:39:27,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:39:27,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:39:27,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:39:27,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:39:27,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:39:27,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:39:27,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:39:27,211 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:39:27,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:39:27,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:39:27,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:39:27,221 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:39:27,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:39:27,222 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:39:27,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:39:27,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:39:27,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:39:27,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:39:27,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:39:27,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:39:27,226 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:39:27,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:39:27,228 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:39:27,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:39:27,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:39:27,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:39:27,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:39:27,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:39:27,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:39:27,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:39:27,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:39:27,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:39:27,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:39:27,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:39:27,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:39:27,236 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 -> 29a04b9fb4dce12c5bd844fe2d85b9266df3ab08 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:39:27,867 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:39:27,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:39:27,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:39:27,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:39:27,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:39:27,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label05.c [2019-11-20 22:39:28,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45384834a/a0b52cd678064a1898666c3beb71522e/FLAG9789475b4 [2019-11-20 22:39:30,191 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:39:30,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label05.c [2019-11-20 22:39:30,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45384834a/a0b52cd678064a1898666c3beb71522e/FLAG9789475b4 [2019-11-20 22:39:30,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45384834a/a0b52cd678064a1898666c3beb71522e [2019-11-20 22:39:30,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:39:30,344 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:39:30,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:39:30,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:39:30,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:39:30,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:39:30" (1/1) ... [2019-11-20 22:39:30,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce01ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:30, skipping insertion in model container [2019-11-20 22:39:30,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:39:30" (1/1) ... [2019-11-20 22:39:30,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:39:30,867 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:39:35,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:39:35,638 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:39:38,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:39:38,646 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:39:38,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38 WrapperNode [2019-11-20 22:39:38,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:39:38,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:39:38,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:39:38,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:39:38,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:38,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:40,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:39:40,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:39:40,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:39:40,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:39:40,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:40,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:40,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:40,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:41,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:41,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:42,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:38" (1/1) ... [2019-11-20 22:39:42,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:39:42,439 INFO L168 Benchmark]: Toolchain (without parser) took 12090.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 775.3 MB in the end (delta: 157.8 MB). Peak memory consumption was 387.1 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,440 INFO L168 Benchmark]: CDTParser took 3.07 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. [2019-11-20 22:39:42,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8302.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 870.3 MB in the end (delta: 62.8 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 1368.71 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 703.1 MB in the end (delta: 167.1 MB). Peak memory consumption was 167.1 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,451 INFO L168 Benchmark]: Boogie Preprocessor took 2406.72 ms. Allocated memory is still 1.0 GB. Free memory was 703.1 MB in the beginning and 775.3 MB in the end (delta: -72.1 MB). Peak memory consumption was 157.1 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 8302.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 870.3 MB in the end (delta: 62.8 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1368.71 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 703.1 MB in the end (delta: 167.1 MB). Peak memory consumption was 167.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2406.72 ms. Allocated memory is still 1.0 GB. Free memory was 703.1 MB in the beginning and 775.3 MB in the end (delta: -72.1 MB). Peak memory consumption was 157.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...