./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/string-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/string-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/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 826ba3ecb74a591f4e23afc2c932e6d22d2291c8 ........................................................................................................................................................................................................................................................................................................................................... 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_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/string-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/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 826ba3ecb74a591f4e23afc2c932e6d22d2291c8 ................................................................................................................................................................................................................... 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-a4ecdab [2020-11-29 23:32:25,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:32:25,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:32:25,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:32:25,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:32:25,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:32:25,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:32:25,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:32:25,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:32:25,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:32:25,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:32:25,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:32:25,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:32:25,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:32:25,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:32:25,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:32:25,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:32:25,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:32:25,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:32:25,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:32:25,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:32:25,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:32:25,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:32:25,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:32:25,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:32:25,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:32:25,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:32:25,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:32:25,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:32:25,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:32:25,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:32:25,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:32:25,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:32:25,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:32:25,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:32:25,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:32:25,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:32:25,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:32:25,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:32:25,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:32:25,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:32:25,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:32:25,217 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:32:25,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:32:25,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:32:25,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:32:25,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:32:25,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:32:25,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:32:25,224 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:32:25,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:32:25,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:32:25,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:32:25,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:32:25,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:32:25,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:32:25,227 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:32:25,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:32:25,228 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:32:25,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:32:25,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:32:25,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:32:25,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:32:25,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:32:25,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:32:25,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:32:25,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:32:25,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:32:25,231 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:32:25,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:32:25,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:32:25,232 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_18c96c27-4248-472b-85b9-df2853a63d48/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 826ba3ecb74a591f4e23afc2c932e6d22d2291c8 [2020-11-29 23:32:25,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:32:25,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:32:25,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:32:25,538 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:32:25,539 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:32:25,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/../../sv-benchmarks/c/loops/string-2.i [2020-11-29 23:32:25,618 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/2324f53ca/1698cbb030a646c3a54eec90b28d3388/FLAG8988c0db8 [2020-11-29 23:32:26,112 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:32:26,113 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/sv-benchmarks/c/loops/string-2.i [2020-11-29 23:32:26,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/2324f53ca/1698cbb030a646c3a54eec90b28d3388/FLAG8988c0db8 [2020-11-29 23:32:26,492 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/2324f53ca/1698cbb030a646c3a54eec90b28d3388 [2020-11-29 23:32:26,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:32:26,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:32:26,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:26,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:32:26,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:32:26,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2039c3a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26, skipping insertion in model container [2020-11-29 23:32:26,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:32:26,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:32:26,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:26,746 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:32:26,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:26,810 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:32:26,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26 WrapperNode [2020-11-29 23:32:26,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:26,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:26,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:32:26,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:32:26,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:26,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:32:26,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:32:26,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:32:26,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... [2020-11-29 23:32:26,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:32:26,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:32:26,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:32:26,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:32:26,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/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 [2020-11-29 23:32:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:32:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:32:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 23:32:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:32:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:32:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 23:32:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:32:27,533 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:32:27,534 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-11-29 23:32:27,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:27 BoogieIcfgContainer [2020-11-29 23:32:27,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:32:27,536 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 23:32:27,536 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 23:32:27,547 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 23:32:27,547 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:27" (1/1) ... [2020-11-29 23:32:27,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:32:27,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:27,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2020-11-29 23:32:27,593 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2020-11-29 23:32:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:32:27,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:27,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:32:27,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:27,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2020-11-29 23:32:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2020-11-29 23:32:27,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:32:27,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:27,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:32:28,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2020-11-29 23:32:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2020-11-29 23:32:28,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:32:28,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 23:32:28,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2020-11-29 23:32:28,106 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2020-11-29 23:32:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:32:28,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 23:32:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2020-11-29 23:32:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2020-11-29 23:32:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:32:28,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,291 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 23:32:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2020-11-29 23:32:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2020-11-29 23:32:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:32:28,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,395 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 23:32:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2020-11-29 23:32:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2020-11-29 23:32:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 23:32:28,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,538 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 23:32:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2020-11-29 23:32:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2020-11-29 23:32:28,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:32:28,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,653 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 23:32:28,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2020-11-29 23:32:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-11-29 23:32:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:32:28,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 23:32:28,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2020-11-29 23:32:28,774 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2020-11-29 23:32:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 23:32:28,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 23:32:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2020-11-29 23:32:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2020-11-29 23:32:28,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 23:32:28,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:28,934 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:28,976 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:29,060 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:29,108 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:29,134 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2020-11-29 23:32:29,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 11:32:29 ImpRootNode [2020-11-29 23:32:29,173 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 23:32:29,174 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:32:29,174 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:32:29,174 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:32:29,175 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:27" (3/4) ... [2020-11-29 23:32:29,186 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 23:32:29,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:32:29,190 INFO L168 Benchmark]: Toolchain (without parser) took 2691.39 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 50.8 MB in the beginning and 42.3 MB in the end (delta: 8.5 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:29,192 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 79.7 MB. Free memory is still 37.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:29,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.60 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 50.6 MB in the beginning and 80.0 MB in the end (delta: -29.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:29,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.90 ms. Allocated memory is still 102.8 MB. Free memory was 80.0 MB in the beginning and 78.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:29,197 INFO L168 Benchmark]: Boogie Preprocessor took 58.48 ms. Allocated memory is still 102.8 MB. Free memory was 78.0 MB in the beginning and 76.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:29,197 INFO L168 Benchmark]: RCFGBuilder took 599.58 ms. Allocated memory is still 102.8 MB. Free memory was 76.6 MB in the beginning and 52.8 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:29,198 INFO L168 Benchmark]: CodeCheck took 1637.78 ms. Allocated memory is still 102.8 MB. Free memory was 52.8 MB in the beginning and 42.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:29,199 INFO L168 Benchmark]: Witness Printer took 12.26 ms. Allocated memory is still 102.8 MB. Free memory is still 42.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:29,209 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 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.5s, OverallIterations: 11, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10752 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8166 SolverSat, 5386 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1380 GetRequests, 1350 SyntacticMatches, 12 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 218 NumberOfCodeBlocks, 218 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 183 ConstructedInterpolants, 0 QuantifiedInterpolants, 4629 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 60/100 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: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of shiftLeft at line 69. Possible FailurePath: [L31] char string_A[5], string_B[5]; [L32] int i, j, nc_A, nc_B, found=0; [L35] i=0 [L35] COND TRUE i<5 [L36] string_A[i]=__VERIFIER_nondet_char() [L35] i++ [L35] COND TRUE i<5 [L36] string_A[i]=__VERIFIER_nondet_char() [L35] i++ [L35] COND TRUE i<5 [L36] string_A[i]=__VERIFIER_nondet_char() [L35] i++ [L35] COND TRUE i<5 [L36] string_A[i]=__VERIFIER_nondet_char() [L35] i++ [L35] COND TRUE i<5 [L36] string_A[i]=__VERIFIER_nondet_char() [L35] i++ [L35] COND FALSE !(i<5) [L37] EXPR string_A[5 -1] [L37] COND FALSE !(!(string_A[5 -1]=='\0')) [L39] i=0 [L39] COND TRUE i<5 [L40] string_B[i]=__VERIFIER_nondet_char() [L39] i++ [L39] COND TRUE i<5 [L40] string_B[i]=__VERIFIER_nondet_char() [L39] i++ [L39] COND TRUE i<5 [L40] string_B[i]=__VERIFIER_nondet_char() [L39] i++ [L39] COND TRUE i<5 [L40] string_B[i]=__VERIFIER_nondet_char() [L39] i++ [L39] COND TRUE i<5 [L40] string_B[i]=__VERIFIER_nondet_char() [L39] i++ [L39] COND FALSE !(i<5) [L41] EXPR string_B[5 -1] [L41] COND FALSE !(!(string_B[5 -1]=='\0')) [L43] nc_A = 0 [L44] EXPR string_A[nc_A] [L44] COND FALSE !(string_A[nc_A]!='\0') [L47] nc_B = 0 [L48] EXPR string_B[nc_B] [L48] COND FALSE !(string_B[nc_B]!='\0') [L51] COND FALSE !(!(nc_B >= nc_A)) [L54] EXPR j=0 [L54] i=j=0 [L55] COND FALSE !((inc_B-1)< main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/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 -> 826ba3ecb74a591f4e23afc2c932e6d22d2291c8 [2020-11-29 23:32:32,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:32:32,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:32:32,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:32:32,387 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:32:32,388 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:32:32,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/../../sv-benchmarks/c/loops/string-2.i [2020-11-29 23:32:32,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/30f351436/47f4bbaffcc84fb9873d6d3911eb3a0b/FLAGae6ad2682 [2020-11-29 23:32:33,011 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:32:33,011 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/sv-benchmarks/c/loops/string-2.i [2020-11-29 23:32:33,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/30f351436/47f4bbaffcc84fb9873d6d3911eb3a0b/FLAGae6ad2682 [2020-11-29 23:32:33,353 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/bin/ukojak/data/30f351436/47f4bbaffcc84fb9873d6d3911eb3a0b [2020-11-29 23:32:33,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:32:33,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:32:33,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:33,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:32:33,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:32:33,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7ea3e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33, skipping insertion in model container [2020-11-29 23:32:33,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:32:33,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:32:33,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:33,620 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:32:33,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:33,680 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:32:33,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33 WrapperNode [2020-11-29 23:32:33,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:33,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:33,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:32:33,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:32:33,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:33,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:32:33,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:32:33,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:32:33,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... [2020-11-29 23:32:33,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:32:33,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:32:33,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:32:33,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:32:33,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_18c96c27-4248-472b-85b9-df2853a63d48/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 [2020-11-29 23:32:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-29 23:32:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 23:32:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:32:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:32:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:32:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-29 23:32:33,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:32:34,666 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:32:34,666 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-11-29 23:32:34,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:34 BoogieIcfgContainer [2020-11-29 23:32:34,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:32:34,669 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 23:32:34,669 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 23:32:34,679 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 23:32:34,679 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:34" (1/1) ... [2020-11-29 23:32:34,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:32:34,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:32:34,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2020-11-29 23:32:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2020-11-29 23:32:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:32:34,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:32:34,767 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) [2020-11-29 23:32:34,771 INFO L168 Benchmark]: Toolchain (without parser) took 1412.23 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.6 MB in the beginning and 39.7 MB in the end (delta: -16.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:34,772 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 21.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:34,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.04 ms. Allocated memory is still 48.2 MB. Free memory was 23.4 MB in the beginning and 23.9 MB in the end (delta: -530.4 kB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:34,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.76 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.8 MB in the beginning and 41.2 MB in the end (delta: -17.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:34,775 INFO L168 Benchmark]: Boogie Preprocessor took 49.79 ms. Allocated memory is still 58.7 MB. Free memory was 41.0 MB in the beginning and 39.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:34,775 INFO L168 Benchmark]: RCFGBuilder took 842.37 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 28.3 MB in the end (delta: 11.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:34,776 INFO L168 Benchmark]: CodeCheck took 100.39 ms. Allocated memory is still 58.7 MB. Free memory was 28.0 MB in the beginning and 39.7 MB in the end (delta: -11.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:34,780 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 0.27 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 21.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 324.04 ms. Allocated memory is still 48.2 MB. Free memory was 23.4 MB in the beginning and 23.9 MB in the end (delta: -530.4 kB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.76 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.8 MB in the beginning and 41.2 MB in the end (delta: -17.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.79 ms. Allocated memory is still 58.7 MB. Free memory was 41.0 MB in the beginning and 39.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 842.37 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 28.3 MB in the end (delta: 11.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * CodeCheck took 100.39 ms. Allocated memory is still 58.7 MB. Free memory was 28.0 MB in the beginning and 39.7 MB in the end (delta: -11.7 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...