./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_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 29227bc24a3445b200cf0fdc12bd4211d96c461f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.M1-2.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 29227bc24a3445b200cf0fdc12bd4211d96c461f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:17,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:17,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:17,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:17,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:17,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:17,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:17,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:17,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:17,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:17,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:17,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:18,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:18,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:18,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:18,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:18,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:18,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:18,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:18,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:18,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:18,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:18,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:18,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:18,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:18,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:18,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:18,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:18,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:18,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:18,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:18,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:18,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:18,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:18,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:18,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:18,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:18,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:18,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:18,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:18,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:18,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:20:18,144 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:18,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:18,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:18,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:18,153 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:18,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:18,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:18,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:20:18,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:18,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:18,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:18,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:18,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:18,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:18,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:18,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:18,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:18,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:18,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:18,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:18,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:18,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:18,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:18,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:18,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:18,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:18,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:20:18,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:20:18,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:18,171 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 -> 29227bc24a3445b200cf0fdc12bd4211d96c461f [2019-11-24 21:20:18,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:18,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:18,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:18,771 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:18,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:18,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-24 21:20:18,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77d666e5a/d27c5dbb4c81466fbe720ce9cd8aad69/FLAG888ed6334 [2019-11-24 21:20:20,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:20,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-24 21:20:20,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77d666e5a/d27c5dbb4c81466fbe720ce9cd8aad69/FLAG888ed6334 [2019-11-24 21:20:20,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77d666e5a/d27c5dbb4c81466fbe720ce9cd8aad69 [2019-11-24 21:20:20,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:20,482 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:20,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:20,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:20,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:20,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:20" (1/1) ... [2019-11-24 21:20:20,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585ae230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:20, skipping insertion in model container [2019-11-24 21:20:20,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:20" (1/1) ... [2019-11-24 21:20:20,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:20,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:22,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:22,419 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:22,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:23,048 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:23,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23 WrapperNode [2019-11-24 21:20:23,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:23,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:23,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:23,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:23,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:23,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:24,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:24,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:24,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:24,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:24,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:24,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:24,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:24,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:25,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:26,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:26,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:26,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:26,927 INFO L168 Benchmark]: Toolchain (without parser) took 6438.79 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 891.6 MB in the end (delta: 64.3 MB). Peak memory consumption was 324.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:26,928 INFO L168 Benchmark]: CDTParser took 1.69 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:26,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2562.32 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 927.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:26,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 1407.44 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 794.6 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:26,938 INFO L168 Benchmark]: Boogie Preprocessor took 2455.94 ms. Allocated memory is still 1.0 GB. Free memory was 794.6 MB in the beginning and 891.6 MB in the end (delta: -97.0 MB). Peak memory consumption was 162.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:26,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 2562.32 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 927.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1407.44 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 794.6 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2455.94 ms. Allocated memory is still 1.0 GB. Free memory was 794.6 MB in the beginning and 891.6 MB in the end (delta: -97.0 MB). Peak memory consumption was 162.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:30,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:30,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:30,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:30,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:30,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:31,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:31,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:31,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:31,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:31,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:31,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:31,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:31,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:31,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:31,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:31,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:31,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:31,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:31,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:31,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:31,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:31,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:31,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:31,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:31,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:31,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:31,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:31,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:31,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:31,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:31,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:31,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:31,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:31,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:31,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:31,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:31,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:31,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:31,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:31,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:31,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:20:31,187 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:31,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:31,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:31,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:31,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:31,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:31,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:31,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:31,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:31,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:31,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:31,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:31,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:31,204 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:20:31,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:20:31,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:31,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:31,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:31,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:31,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:31,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:31,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:31,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:31,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:31,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:31,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:31,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:31,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:20:31,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:20:31,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:31,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:20:31,215 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 -> 29227bc24a3445b200cf0fdc12bd4211d96c461f [2019-11-24 21:20:31,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:31,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:31,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:31,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:31,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:31,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-24 21:20:32,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4db1831c2/01ebe1f928b441f8a76cb85a7723b83d/FLAG5dfe82a05 [2019-11-24 21:20:33,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:33,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-24 21:20:33,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4db1831c2/01ebe1f928b441f8a76cb85a7723b83d/FLAG5dfe82a05 [2019-11-24 21:20:33,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4db1831c2/01ebe1f928b441f8a76cb85a7723b83d [2019-11-24 21:20:33,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:33,661 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:33,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:33,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:33,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:33,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:33" (1/1) ... [2019-11-24 21:20:33,687 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 24.11 09:20:33, skipping insertion in model container [2019-11-24 21:20:33,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:33" (1/1) ... [2019-11-24 21:20:33,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:33,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:35,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:35,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:36,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:36,732 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:36,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36 WrapperNode [2019-11-24 21:20:36,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:36,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:36,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:36,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:36,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:36,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:38,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:38,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:38,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:38,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:38,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:38,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:38,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:38,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:39,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:40,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:40,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:36" (1/1) ... [2019-11-24 21:20:40,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:40,467 INFO L168 Benchmark]: Toolchain (without parser) took 6802.46 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 879.6 MB in the end (delta: 76.4 MB). Peak memory consumption was 312.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:40,469 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:40,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3070.42 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 910.4 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:40,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 1527.46 ms. Allocated memory is still 1.0 GB. Free memory was 910.4 MB in the beginning and 777.5 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:40,478 INFO L168 Benchmark]: Boogie Preprocessor took 2197.65 ms. Allocated memory is still 1.0 GB. Free memory was 777.5 MB in the beginning and 879.6 MB in the end (delta: -102.0 MB). Peak memory consumption was 134.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:40,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 3070.42 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 910.4 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1527.46 ms. Allocated memory is still 1.0 GB. Free memory was 910.4 MB in the beginning and 777.5 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2197.65 ms. Allocated memory is still 1.0 GB. Free memory was 777.5 MB in the beginning and 879.6 MB in the end (delta: -102.0 MB). Peak memory consumption was 134.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...