./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem10_label54.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 53b983b7afabd36c3f52ff1a7123c853e0b66b99 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label54.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 53b983b7afabd36c3f52ff1a7123c853e0b66b99 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:30,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:30,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:30,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:30,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:30,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:30,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:30,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:30,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:30,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:30,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:30,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:30,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:30,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:30,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:30,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:30,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:30,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:30,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:30,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:30,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:30,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:30,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:30,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:31,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:31,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:31,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:31,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:31,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:31,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:31,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:31,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:31,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:31,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:31,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:31,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:31,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:31,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:31,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:31,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:31,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:31,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:31,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:31,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:31,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:31,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:31,092 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:31,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:31,092 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:31,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:31,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:31,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:31,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:31,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:31,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:31,098 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:31,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:31,101 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:31,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:31,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:31,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:31,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:31,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:31,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:31,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:31,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:31,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:31,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:31,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:31,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:31,109 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 -> 53b983b7afabd36c3f52ff1a7123c853e0b66b99 [2019-11-27 15:54:31,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:31,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:31,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:31,756 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:31,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:31,759 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label54.c [2019-11-27 15:54:31,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46f76f2f0/361cf718de034f6aacf1b5bddcac1ac4/FLAG9875be5b3 [2019-11-27 15:54:33,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:33,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label54.c [2019-11-27 15:54:33,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46f76f2f0/361cf718de034f6aacf1b5bddcac1ac4/FLAG9875be5b3 [2019-11-27 15:54:33,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46f76f2f0/361cf718de034f6aacf1b5bddcac1ac4 [2019-11-27 15:54:33,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:33,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:33,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:33,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:33,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:33,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9cbd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33, skipping insertion in model container [2019-11-27 15:54:33,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:33,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:34,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:34,830 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:35,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:35,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:35,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35 WrapperNode [2019-11-27 15:54:35,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:35,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:35,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:35,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:35,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:35,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:35,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:35,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:35,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:35" (1/1) ... [2019-11-27 15:54:35,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:35,598 INFO L168 Benchmark]: Toolchain (without parser) took 1995.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:35,599 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. [2019-11-27 15:54:35,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1514.67 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:35,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.34 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:35,610 INFO L168 Benchmark]: Boogie Preprocessor took 209.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:35,621 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 1514.67 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.34 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 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 0.1.24-509859d [2019-11-27 15:54:39,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:39,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:39,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:39,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:39,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:39,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:39,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:39,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:39,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:39,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:39,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:39,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:39,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:39,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:39,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:39,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:39,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:39,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:39,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:39,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:39,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:39,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:39,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:39,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:39,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:39,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:39,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:39,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:39,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:39,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:39,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:39,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:39,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:39,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:39,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:39,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:39,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:39,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:39,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:39,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:39,700 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:39,740 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:39,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:39,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:39,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:39,746 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:39,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:39,749 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:39,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:39,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:39,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:39,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:39,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:39,754 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:39,754 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:39,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:39,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:39,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:39,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:39,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:39,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:39,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:39,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:39,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:39,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:39,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:39,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:39,761 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:39,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:39,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:39,762 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:39,764 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 -> 53b983b7afabd36c3f52ff1a7123c853e0b66b99 [2019-11-27 15:54:40,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:40,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:40,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:40,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:40,360 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:40,362 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label54.c [2019-11-27 15:54:40,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53ddfe42/59d4a9d8736544b0aeb1e43995bab9b9/FLAGd6a2e5b21 [2019-11-27 15:54:41,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:41,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label54.c [2019-11-27 15:54:41,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53ddfe42/59d4a9d8736544b0aeb1e43995bab9b9/FLAGd6a2e5b21 [2019-11-27 15:54:42,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53ddfe42/59d4a9d8736544b0aeb1e43995bab9b9 [2019-11-27 15:54:42,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:42,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:42,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:42,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:42,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:42,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:42" (1/1) ... [2019-11-27 15:54:42,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:42, skipping insertion in model container [2019-11-27 15:54:42,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:42" (1/1) ... [2019-11-27 15:54:42,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:42,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:43,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:43,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:43,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:43,883 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:43,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43 WrapperNode [2019-11-27 15:54:43,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:43,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:43,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:43,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:43,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:43,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:44,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:44,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:44,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:44,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:43" (1/1) ... [2019-11-27 15:54:44,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:44,338 INFO L168 Benchmark]: Toolchain (without parser) took 2114.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:44,340 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 15:54:44,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1663.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:44,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.40 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:44,355 INFO L168 Benchmark]: Boogie Preprocessor took 211.48 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:44,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1663.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.40 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.48 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 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...