./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/xor5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/xor5.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c02b3f545d3fb9b921844dbb1eae9a7a834baa8c ............................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/xor5.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c02b3f545d3fb9b921844dbb1eae9a7a834baa8c ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:48:19,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:48:19,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:48:19,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:48:19,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:48:19,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:48:19,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:48:19,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:48:19,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:48:19,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:48:19,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:48:19,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:48:19,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:48:19,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:48:19,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:48:19,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:48:19,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:48:19,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:48:19,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:48:19,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:48:19,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:48:19,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:48:19,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:48:19,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:48:19,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:48:19,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:48:19,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:48:19,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:48:19,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:48:19,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:48:19,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:48:19,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:48:19,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:48:19,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:48:19,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:48:19,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:48:19,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:48:19,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:48:19,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:48:19,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:48:19,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:48:19,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:48:19,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:48:19,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:48:19,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:48:19,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:48:19,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:48:19,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:48:19,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:48:19,272 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:48:19,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:48:19,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:48:19,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:48:19,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:48:19,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:48:19,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:48:19,275 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:48:19,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:48:19,275 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:48:19,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:48:19,276 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:48:19,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:48:19,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:48:19,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:48:19,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:48:19,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:48:19,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:48:19,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:48:19,279 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:48:19,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:48:19,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:48:19,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c02b3f545d3fb9b921844dbb1eae9a7a834baa8c [2020-12-01 16:48:19,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:48:19,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:48:19,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:48:19,587 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:48:19,596 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:48:19,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/../../sv-benchmarks/c/array-crafted/xor5.i [2020-12-01 16:48:19,695 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/bbc47287a/f300dd8a766c48348ae827422e8e5e83/FLAGdcf01ed29 [2020-12-01 16:48:20,122 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:48:20,123 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/sv-benchmarks/c/array-crafted/xor5.i [2020-12-01 16:48:20,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/bbc47287a/f300dd8a766c48348ae827422e8e5e83/FLAGdcf01ed29 [2020-12-01 16:48:20,534 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/bbc47287a/f300dd8a766c48348ae827422e8e5e83 [2020-12-01 16:48:20,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:48:20,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:48:20,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:48:20,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:48:20,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:48:20,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b8eb2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20, skipping insertion in model container [2020-12-01 16:48:20,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:48:20,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:48:20,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:48:20,755 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:48:20,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:48:20,795 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:48:20,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20 WrapperNode [2020-12-01 16:48:20,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:48:20,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:48:20,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:48:20,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:48:20,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:48:20,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:48:20,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:48:20,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:48:20,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... [2020-12-01 16:48:20,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:48:20,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:48:20,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:48:20,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:48:20,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:48:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:48:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:48:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:48:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:48:20,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:48:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:48:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2020-12-01 16:48:20,931 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2020-12-01 16:48:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:48:21,278 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:48:21,278 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:48:21,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:48:21 BoogieIcfgContainer [2020-12-01 16:48:21,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:48:21,282 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:48:21,282 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:48:21,306 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:48:21,307 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:48:21" (1/1) ... [2020-12-01 16:48:21,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:48:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2020-12-01 16:48:21,355 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2020-12-01 16:48:21,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:48:21,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:21,605 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 16:48:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:21,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2020-12-01 16:48:21,681 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2020-12-01 16:48:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 16:48:21,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:21,797 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 16:48:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 33 transitions. [2020-12-01 16:48:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2020-12-01 16:48:22,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:48:22,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 16:48:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 32 transitions. [2020-12-01 16:48:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2020-12-01 16:48:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:48:22,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:22,419 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 16:48:22,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:22,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 34 transitions. [2020-12-01 16:48:22,649 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2020-12-01 16:48:22,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:48:22,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 16:48:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 24 states and 33 transitions. [2020-12-01 16:48:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2020-12-01 16:48:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:48:23,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:48:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 34 transitions. [2020-12-01 16:48:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2020-12-01 16:48:23,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 16:48:23,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:48:23,500 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:48:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:48:23,580 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:48:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:48:23,680 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:48:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:48:23,716 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:48:23,956 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2020-12-01 16:48:24,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:48:24 ImpRootNode [2020-12-01 16:48:24,042 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:48:24,045 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:48:24,045 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:48:24,046 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:48:24,046 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:48:21" (3/4) ... [2020-12-01 16:48:24,050 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 16:48:24,051 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:48:24,054 INFO L168 Benchmark]: Toolchain (without parser) took 3513.26 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 81.7 MB in the beginning and 44.2 MB in the end (delta: 37.5 MB). Peak memory consumption was 60.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:24,057 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 77.6 MB. Free memory was 38.3 MB in the beginning and 38.2 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:48:24,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.52 ms. Allocated memory is still 113.2 MB. Free memory was 81.7 MB in the beginning and 88.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:24,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.71 ms. Allocated memory is still 113.2 MB. Free memory was 88.9 MB in the beginning and 87.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:24,064 INFO L168 Benchmark]: Boogie Preprocessor took 30.10 ms. Allocated memory is still 113.2 MB. Free memory was 87.2 MB in the beginning and 86.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:24,065 INFO L168 Benchmark]: RCFGBuilder took 415.79 ms. Allocated memory is still 113.2 MB. Free memory was 86.1 MB in the beginning and 64.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:24,066 INFO L168 Benchmark]: CodeCheck took 2760.30 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 64.6 MB in the beginning and 45.2 MB in the end (delta: 19.4 MB). Peak memory consumption was 44.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:24,068 INFO L168 Benchmark]: Witness Printer took 6.36 ms. Allocated memory is still 136.3 MB. Free memory was 45.2 MB in the beginning and 44.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:48:24,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.6s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1120 SDtfs, 236 SDslu, 36 SDs, 0 SdLazy, 842 SolverSat, 402 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 934 GetRequests, 747 SyntacticMatches, 169 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1005 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 5241 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 83/90 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 14]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseXor at line 25. Possible FailurePath: [L17] int N; [L32] N = __VERIFIER_nondet_int() [L33] COND TRUE N > 1 [L34] int x[N]; [L35] int temp; [L36] int ret; [L37] int ret2; [L38] int ret5; [L40] int i = 0; VAL [N=2] [L40] COND TRUE i < N [L42] x[i] = __VERIFIER_nondet_int() [L40] i++ VAL [N=2] [L40] COND TRUE i < N [L42] x[i] = __VERIFIER_nondet_int() [L40] i++ VAL [N=2] [L40] COND FALSE !(i < N) VAL [N=2] [L45] CALL, EXPR xor(x) VAL [N=2, x={6880:0}] [L21] int i; [L22] long long res; [L23] EXPR x[0] [L23] res = x[0] [L24] i = 1 VAL [i=1, N=2, res=-2147455425, x={6880:0}, x={6880:0}] [L24] COND TRUE i < N [L25] EXPR x[i] [L25] res = res ^ x[i] [L24] i++ VAL [i=2, N=2, x={6880:0}, x={6880:0}] [L24] COND FALSE !(i < N) [L27] return res; [L45] RET, EXPR xor(x) VAL [N=2] [L45] ret = xor(x) [L47] EXPR x[0] [L47] temp=x[0] [L47] EXPR x[1] [L47] x[0] = x[1] [L47] x[1] = temp VAL [N=2] [L48] CALL, EXPR xor(x) VAL [N=2, x={6880:0}] [L21] int i; [L22] long long res; [L23] EXPR x[0] [L23] res = x[0] [L24] i = 1 VAL [i=1, N=2, res=-2147465761, x={6880:0}, x={6880:0}] [L24] COND TRUE i < N [L25] EXPR x[i] [L25] res = res ^ x[i] [L24] i++ VAL [i=2, N=2, x={6880:0}, x={6880:0}] [L24] COND FALSE !(i < N) [L27] return res; [L48] RET, EXPR xor(x) VAL [N=2] [L48] ret2 = xor(x) [L49] EXPR x[0] [L49] temp=x[0] [L50] int i =0 ; VAL [N=2] [L50] COND TRUE i main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak 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(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> c02b3f545d3fb9b921844dbb1eae9a7a834baa8c [2020-12-01 16:48:27,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:48:27,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:48:27,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:48:27,269 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:48:27,272 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:48:27,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/../../sv-benchmarks/c/array-crafted/xor5.i [2020-12-01 16:48:27,353 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/803a8d1de/9e90ce7058544d74a9bc166287ca74a6/FLAG34a481eb5 [2020-12-01 16:48:27,861 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:48:27,862 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/sv-benchmarks/c/array-crafted/xor5.i [2020-12-01 16:48:27,869 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/803a8d1de/9e90ce7058544d74a9bc166287ca74a6/FLAG34a481eb5 [2020-12-01 16:48:28,242 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/data/803a8d1de/9e90ce7058544d74a9bc166287ca74a6 [2020-12-01 16:48:28,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:48:28,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:48:28,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:48:28,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:48:28,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:48:28,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a84b59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28, skipping insertion in model container [2020-12-01 16:48:28,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:48:28,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:48:28,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:48:28,517 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:48:28,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:48:28,587 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:48:28,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28 WrapperNode [2020-12-01 16:48:28,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:48:28,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:48:28,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:48:28,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:48:28,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:48:28,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:48:28,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:48:28,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:48:28,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... [2020-12-01 16:48:28,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:48:28,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:48:28,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:48:28,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:48:28,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:48:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6f63491d-f29f-4e82-9393-7395b0936ec4/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:48:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:48:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:48:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:48:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:48:28,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:48:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2020-12-01 16:48:28,778 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2020-12-01 16:48:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:48:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:48:29,548 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:48:29,548 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:48:29,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:48:29 BoogieIcfgContainer [2020-12-01 16:48:29,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:48:29,552 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:48:29,552 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:48:29,565 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:48:29,566 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:48:29" (1/1) ... [2020-12-01 16:48:29,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:48:29,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2020-12-01 16:48:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2020-12-01 16:48:29,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:48:29,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:29,666 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:48:29,671 INFO L168 Benchmark]: Toolchain (without parser) took 1420.67 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 36.9 MB in the beginning and 39.0 MB in the end (delta: -2.1 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:29,672 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:48:29,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.11 ms. Allocated memory is still 58.7 MB. Free memory was 36.7 MB in the beginning and 41.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:29,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.06 ms. Allocated memory is still 58.7 MB. Free memory was 41.5 MB in the beginning and 41.6 MB in the end (delta: -73.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:29,674 INFO L168 Benchmark]: Boogie Preprocessor took 65.67 ms. Allocated memory is still 58.7 MB. Free memory was 41.6 MB in the beginning and 40.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:48:29,675 INFO L168 Benchmark]: RCFGBuilder took 834.34 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 40.2 MB in the beginning and 44.1 MB in the end (delta: -3.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:29,676 INFO L168 Benchmark]: CodeCheck took 116.18 ms. Allocated memory is still 71.3 MB. Free memory was 44.1 MB in the beginning and 39.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:48:29,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 335.11 ms. Allocated memory is still 58.7 MB. Free memory was 36.7 MB in the beginning and 41.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.06 ms. Allocated memory is still 58.7 MB. Free memory was 41.5 MB in the beginning and 41.6 MB in the end (delta: -73.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.67 ms. Allocated memory is still 58.7 MB. Free memory was 41.6 MB in the beginning and 40.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 834.34 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 40.2 MB in the beginning and 44.1 MB in the end (delta: -3.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. * CodeCheck took 116.18 ms. Allocated memory is still 71.3 MB. Free memory was 44.1 MB in the beginning and 39.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...