./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.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 7790858330d8d9c65e097c00c8669b9df5f9c726 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-invgen/id_build.i.p+nlh-reducer.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 7790858330d8d9c65e097c00c8669b9df5f9c726 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:13:23,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:23,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:23,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:23,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:23,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:23,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:23,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:23,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:23,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:23,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:23,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:23,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:23,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:23,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:23,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:23,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:23,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:24,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:24,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:24,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:24,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:24,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:24,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:24,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:24,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:24,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:24,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:24,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:24,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:24,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:24,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:24,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:24,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:24,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:24,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:24,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:24,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:24,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:24,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:24,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:24,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:24,123 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:24,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:24,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:24,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:24,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:24,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:24,134 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:24,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:24,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:24,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:24,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:24,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:24,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:24,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:24,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:24,139 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:24,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:24,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:24,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:24,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:24,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:24,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:24,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:24,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:24,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:24,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:24,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:24,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:24,148 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 -> 7790858330d8d9c65e097c00c8669b9df5f9c726 [2019-11-27 16:13:24,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:24,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:24,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:24,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:24,725 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:24,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-27 16:13:24,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd476bb1/11b12d2831e84d03ac85eb9ef2d4c662/FLAG97e699473 [2019-11-27 16:13:26,137 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:26,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-27 16:13:26,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd476bb1/11b12d2831e84d03ac85eb9ef2d4c662/FLAG97e699473 [2019-11-27 16:13:26,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd476bb1/11b12d2831e84d03ac85eb9ef2d4c662 [2019-11-27 16:13:26,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:26,233 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:26,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:26,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:26,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:26,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:26" (1/1) ... [2019-11-27 16:13:26,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3514b78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:26, skipping insertion in model container [2019-11-27 16:13:26,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:26" (1/1) ... [2019-11-27 16:13:26,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:26,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:27,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:27,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:28,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:28,226 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:28,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28 WrapperNode [2019-11-27 16:13:28,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:28,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:28,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:28,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:28,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:28,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:28,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:28,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:28,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:28" (1/1) ... [2019-11-27 16:13:28,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:28,667 INFO L168 Benchmark]: Toolchain (without parser) took 2430.17 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 962.0 MB in the end (delta: -354.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:28,668 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:28,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1994.16 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 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:28,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.19 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:28,675 INFO L168 Benchmark]: Boogie Preprocessor took 181.37 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:28,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1994.16 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 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.19 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.37 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:13:32,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:32,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:32,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:32,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:32,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:32,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:32,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:32,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:32,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:32,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:32,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:32,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:32,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:32,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:32,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:32,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:32,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:32,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:32,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:32,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:32,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:32,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:32,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:32,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:32,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:32,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:32,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:32,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:32,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:32,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:32,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:32,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:32,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:32,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:32,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:32,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:32,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:32,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:32,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:32,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:32,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:32,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:32,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:32,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:32,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:32,747 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:32,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:32,748 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:32,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:32,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:32,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:32,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:32,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:32,755 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:32,756 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:32,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:32,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:32,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:32,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:32,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:32,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:32,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:32,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:32,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:32,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:32,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:32,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:32,763 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:32,763 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:32,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:32,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:32,766 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 -> 7790858330d8d9c65e097c00c8669b9df5f9c726 [2019-11-27 16:13:33,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:33,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:33,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:33,396 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:33,400 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:33,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-27 16:13:33,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86a3e6be/293df47c50c9485ba61c180a69c0f660/FLAG713016cc0 [2019-11-27 16:13:34,846 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:34,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-27 16:13:34,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86a3e6be/293df47c50c9485ba61c180a69c0f660/FLAG713016cc0 [2019-11-27 16:13:34,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86a3e6be/293df47c50c9485ba61c180a69c0f660 [2019-11-27 16:13:34,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:34,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:34,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:34,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:34,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:34,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:34" (1/1) ... [2019-11-27 16:13:34,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3b2e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:34, skipping insertion in model container [2019-11-27 16:13:34,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:34" (1/1) ... [2019-11-27 16:13:34,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:35,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:36,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:36,701 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:37,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:37,211 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:37,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37 WrapperNode [2019-11-27 16:13:37,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:37,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:37,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:37,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:37,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:37,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:37,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:37,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:37,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:37" (1/1) ... [2019-11-27 16:13:37,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:37,695 INFO L168 Benchmark]: Toolchain (without parser) took 2742.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:37,700 INFO L168 Benchmark]: CDTParser took 2.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:37,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2263.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.3 MB in the end (delta: -5.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:37,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.83 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 961.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:37,706 INFO L168 Benchmark]: Boogie Preprocessor took 210.69 ms. Allocated memory is still 1.0 GB. Free memory is still 961.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:37,718 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.66 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 2263.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.3 MB in the end (delta: -5.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.83 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 961.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.69 ms. Allocated memory is still 1.0 GB. Free memory is still 961.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...