./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.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/rekcba_aso.1.M1-1.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 344c73925844953f618b165f5d153337ea73c943 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/rekcba_aso.1.M1-1.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 344c73925844953f618b165f5d153337ea73c943 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:07:01,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:01,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:01,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:01,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:01,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:01,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:01,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:01,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:01,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:01,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:01,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:01,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:01,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:01,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:01,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:01,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:01,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:01,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:01,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:01,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:01,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:01,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:01,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:01,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:01,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:01,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:01,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:01,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:01,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:01,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:01,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:01,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:01,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:01,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:01,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:01,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:01,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:01,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:01,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:01,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:01,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:07:01,947 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:01,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:01,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:01,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:01,956 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:01,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:01,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:01,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:07:01,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:01,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:01,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:01,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:01,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:01,964 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:01,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:01,965 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:01,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:01,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:01,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:01,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:01,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:01,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:01,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:01,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:01,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:01,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:07:01,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:07:01,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:01,972 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-25 23:07:02,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:02,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:02,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:02,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:02,598 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:02,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-25 23:07:02,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bcde7099/3e6d4ab49f0548c1ab573e8776151bf1/FLAGc56ba1efa [2019-11-25 23:07:04,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:04,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-25 23:07:04,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bcde7099/3e6d4ab49f0548c1ab573e8776151bf1/FLAGc56ba1efa [2019-11-25 23:07:04,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bcde7099/3e6d4ab49f0548c1ab573e8776151bf1 [2019-11-25 23:07:04,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:04,298 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:04,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:04,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:04,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:04,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:04" (1/1) ... [2019-11-25 23:07:04,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:04, skipping insertion in model container [2019-11-25 23:07:04,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:04" (1/1) ... [2019-11-25 23:07:04,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:04,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:05,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:06,029 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:06,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:06,585 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:06,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06 WrapperNode [2019-11-25 23:07:06,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:06,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:06,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:06,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:06,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:08,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:08,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:08,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:08,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:08,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:08,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:08,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:08,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:08,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:09,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:09,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:10,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:10,150 INFO L168 Benchmark]: Toolchain (without parser) took 5848.83 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 888.4 MB in the end (delta: 67.5 MB). Peak memory consumption was 322.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:10,152 INFO L168 Benchmark]: CDTParser took 0.40 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 23:07:10,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2288.11 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 927.5 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:10,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 1422.43 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 790.0 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:10,161 INFO L168 Benchmark]: Boogie Preprocessor took 2128.66 ms. Allocated memory is still 1.0 GB. Free memory was 790.0 MB in the beginning and 888.4 MB in the end (delta: -98.4 MB). Peak memory consumption was 156.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:10,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2288.11 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 927.5 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1422.43 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 790.0 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2128.66 ms. Allocated memory is still 1.0 GB. Free memory was 790.0 MB in the beginning and 888.4 MB in the end (delta: -98.4 MB). Peak memory consumption was 156.6 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 23:07:13,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:13,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:14,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:14,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:14,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:14,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:14,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:14,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:14,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:14,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:14,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:14,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:14,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:14,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:14,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:14,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:14,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:14,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:14,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:14,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:14,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:14,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:14,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:14,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:14,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:14,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:14,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:14,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:14,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:14,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:14,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:14,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:14,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:14,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:14,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:14,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:14,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:14,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:14,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:14,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:14,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:07:14,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:14,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:14,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:14,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:14,215 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:14,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:14,216 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:14,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:14,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:14,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:14,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:14,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:14,223 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:07:14,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:07:14,224 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:14,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:14,224 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:14,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:14,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:14,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:14,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:14,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:14,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:14,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:14,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:14,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:14,229 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:07:14,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:07:14,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:14,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:07:14,232 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-25 23:07:14,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:14,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:14,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:14,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:14,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:14,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-25 23:07:15,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d541752ad/4c2062e97ab64f80a9e33f99618b7de3/FLAGc055616f8 [2019-11-25 23:07:16,543 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:16,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-25 23:07:16,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d541752ad/4c2062e97ab64f80a9e33f99618b7de3/FLAGc055616f8 [2019-11-25 23:07:16,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d541752ad/4c2062e97ab64f80a9e33f99618b7de3 [2019-11-25 23:07:16,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:16,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:16,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:16,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:16,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:16,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:16" (1/1) ... [2019-11-25 23:07:16,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e35fec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:16, skipping insertion in model container [2019-11-25 23:07:16,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:16" (1/1) ... [2019-11-25 23:07:16,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:16,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:18,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:18,766 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:19,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:19,528 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:19,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19 WrapperNode [2019-11-25 23:07:19,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:19,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:19,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:19,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:19,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:19,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:21,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:21,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:21,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:21,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:21,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:21,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:21,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:21,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:22,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:23,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:23,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:23,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:23,501 INFO L168 Benchmark]: Toolchain (without parser) took 6714.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 873.4 MB in the end (delta: 88.3 MB). Peak memory consumption was 316.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:23,502 INFO L168 Benchmark]: CDTParser took 0.63 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. [2019-11-25 23:07:23,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2737.55 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 904.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:23,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 1581.08 ms. Allocated memory is still 1.0 GB. Free memory was 904.6 MB in the beginning and 772.8 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:23,512 INFO L168 Benchmark]: Boogie Preprocessor took 2379.34 ms. Allocated memory is still 1.0 GB. Free memory was 772.8 MB in the beginning and 873.4 MB in the end (delta: -100.6 MB). Peak memory consumption was 127.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:23,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 2737.55 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 904.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1581.08 ms. Allocated memory is still 1.0 GB. Free memory was 904.6 MB in the beginning and 772.8 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2379.34 ms. Allocated memory is still 1.0 GB. Free memory was 772.8 MB in the beginning and 873.4 MB in the end (delta: -100.6 MB). Peak memory consumption was 127.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...