./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/seq-mthreaded/rekh_aso.1.M1-2.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 406b6439f54fff5ab6cc9037df359821198b6645 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded/rekh_aso.1.M1-2.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 406b6439f54fff5ab6cc9037df359821198b6645 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:07:27,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:27,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:27,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:27,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:27,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:27,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:27,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:27,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:27,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:27,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:27,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:27,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:27,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:27,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:28,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:28,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:28,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:28,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:28,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:28,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:28,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:28,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:28,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:28,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:28,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:28,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:28,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:28,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:28,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:28,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:28,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:28,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:28,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:28,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:28,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:28,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:28,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:28,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:28,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:28,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:28,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:07:28,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:28,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:28,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:28,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:28,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:28,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:28,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:28,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:07:28,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:28,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:28,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:28,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:28,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:28,154 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:28,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:28,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:28,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:28,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:28,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:28,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:28,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:28,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:28,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:28,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:28,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:28,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:07:28,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:07:28,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:28,164 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 -> 406b6439f54fff5ab6cc9037df359821198b6645 [2019-11-25 23:07:28,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:28,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:28,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:28,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:28,787 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:28,789 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-25 23:07:28,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42159ea6/e75d9f338c614d3b96720aec68a8561b/FLAG1daec7820 [2019-11-25 23:07:30,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:30,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-25 23:07:30,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42159ea6/e75d9f338c614d3b96720aec68a8561b/FLAG1daec7820 [2019-11-25 23:07:30,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42159ea6/e75d9f338c614d3b96720aec68a8561b [2019-11-25 23:07:30,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:30,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:30,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:30,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:30,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:30,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:30" (1/1) ... [2019-11-25 23:07:30,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:30, skipping insertion in model container [2019-11-25 23:07:30,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:30" (1/1) ... [2019-11-25 23:07:30,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:30,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:32,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:32,824 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:33,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:33,566 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:33,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33 WrapperNode [2019-11-25 23:07:33,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:33,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:33,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:33,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:33,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:33,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:38,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:38,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:38,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:38,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:38,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:38,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:41,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:41,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:44,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:45,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:45,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:33" (1/1) ... [2019-11-25 23:07:46,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:46,779 INFO L168 Benchmark]: Toolchain (without parser) took 16121.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 550.6 MB in the end (delta: 405.4 MB). Peak memory consumption was 548.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:46,780 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. [2019-11-25 23:07:46,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2914.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:46,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 4931.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 641.3 MB in the end (delta: 262.9 MB). Peak memory consumption was 294.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:46,793 INFO L168 Benchmark]: Boogie Preprocessor took 8264.18 ms. Allocated memory is still 1.0 GB. Free memory was 641.3 MB in the beginning and 550.6 MB in the end (delta: 90.7 MB). Peak memory consumption was 233.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:46,803 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 2914.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4931.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 641.3 MB in the end (delta: 262.9 MB). Peak memory consumption was 294.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 8264.18 ms. Allocated memory is still 1.0 GB. Free memory was 641.3 MB in the beginning and 550.6 MB in the end (delta: 90.7 MB). Peak memory consumption was 233.3 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 0.1.24-65d6cd2 [2019-11-25 23:07:51,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:51,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:51,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:51,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:51,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:51,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:51,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:51,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:51,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:51,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:51,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:51,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:51,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:51,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:51,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:51,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:51,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:51,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:51,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:51,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:51,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:51,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:51,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:51,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:51,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:51,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:51,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:51,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:51,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:51,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:51,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:51,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:51,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:51,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:51,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:51,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:51,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:51,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:51,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:51,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:51,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:07:51,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:51,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:51,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:51,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:51,818 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:51,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:51,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:51,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:51,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:51,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:51,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:51,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:51,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:07:51,826 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:07:51,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:51,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:51,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:51,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:51,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:51,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:51,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:51,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:51,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:51,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:51,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:51,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:51,838 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:07:51,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:07:51,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:51,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:07:51,841 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 -> 406b6439f54fff5ab6cc9037df359821198b6645 [2019-11-25 23:07:52,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:52,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:52,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:52,539 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:52,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:52,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-25 23:07:52,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53d2abe/4df0b065344f4d5988ee554b869f5a01/FLAG4da18e7e2 [2019-11-25 23:07:54,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:54,410 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-25 23:07:54,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53d2abe/4df0b065344f4d5988ee554b869f5a01/FLAG4da18e7e2 [2019-11-25 23:07:54,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53d2abe/4df0b065344f4d5988ee554b869f5a01 [2019-11-25 23:07:54,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:54,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:54,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:54,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:54,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:54,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:54" (1/1) ... [2019-11-25 23:07:54,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:54, skipping insertion in model container [2019-11-25 23:07:54,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:54" (1/1) ... [2019-11-25 23:07:54,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:54,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:56,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:57,073 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:57,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:58,115 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:58,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58 WrapperNode [2019-11-25 23:07:58,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:58,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:58,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:58,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:58,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:07:58,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:03,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:03,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:08:03,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:08:03,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:08:03,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:03,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:05,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:05,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:09,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:10,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:10,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:58" (1/1) ... [2019-11-25 23:08:11,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:08:11,420 INFO L168 Benchmark]: Toolchain (without parser) took 16878.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 483.6 MB in the end (delta: 472.4 MB). Peak memory consumption was 530.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:11,421 INFO L168 Benchmark]: CDTParser took 2.63 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. [2019-11-25 23:08:11,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3576.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.4 MB in the end (delta: 87.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:11,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 5146.32 ms. Allocated memory is still 1.0 GB. Free memory was 868.4 MB in the beginning and 640.9 MB in the end (delta: 227.4 MB). Peak memory consumption was 237.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:11,429 INFO L168 Benchmark]: Boogie Preprocessor took 8146.59 ms. Allocated memory is still 1.0 GB. Free memory was 640.9 MB in the beginning and 483.6 MB in the end (delta: 157.4 MB). Peak memory consumption was 215.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:11,440 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 3576.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.4 MB in the end (delta: 87.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 5146.32 ms. Allocated memory is still 1.0 GB. Free memory was 868.4 MB in the beginning and 640.9 MB in the end (delta: 227.4 MB). Peak memory consumption was 237.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 8146.59 ms. Allocated memory is still 1.0 GB. Free memory was 640.9 MB in the beginning and 483.6 MB in the end (delta: 157.4 MB). Peak memory consumption was 215.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...