./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/num_conversion_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/num_conversion_2.c -s /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff582c9ab67a3c5a19efc8f09de08768907e1ba6 ............................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/num_conversion_2.c -s /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff582c9ab67a3c5a19efc8f09de08768907e1ba6 ...................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:29,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:29,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:29,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:29,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:29,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:29,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:29,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:29,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:29,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:29,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:29,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:29,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:29,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:29,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:29,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:29,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:29,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:29,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:29,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:29,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:29,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:29,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:29,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:29,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:29,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:29,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:29,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:29,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:29,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:29,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:29,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:29,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:29,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:29,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:29,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:29,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:29,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:29,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:29,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:29,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:29,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:18:29,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:29,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:29,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:29,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:29,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:29,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:29,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:29,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:29,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:29,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:29,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:29,134 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:29,134 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:29,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:29,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:29,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:29,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:29,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:29,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:29,135 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:29,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:29,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:29,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/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(__VERIFIER_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 -> ff582c9ab67a3c5a19efc8f09de08768907e1ba6 [2019-10-22 10:18:29,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:29,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:29,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:29,172 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:29,172 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:29,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/../../sv-benchmarks/c/bitvector/num_conversion_2.c [2019-10-22 10:18:29,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/c05beb291/e5d4083483054b2a905e7c61dc46bde9/FLAG7945f121a [2019-10-22 10:18:29,595 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:29,595 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/sv-benchmarks/c/bitvector/num_conversion_2.c [2019-10-22 10:18:29,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/c05beb291/e5d4083483054b2a905e7c61dc46bde9/FLAG7945f121a [2019-10-22 10:18:29,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/c05beb291/e5d4083483054b2a905e7c61dc46bde9 [2019-10-22 10:18:29,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:29,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:29,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:29,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:30,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:30,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:29" (1/1) ... [2019-10-22 10:18:30,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6b1d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30, skipping insertion in model container [2019-10-22 10:18:30,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:29" (1/1) ... [2019-10-22 10:18:30,010 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:30,024 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:30,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:30,190 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:30,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:30,282 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:30,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30 WrapperNode [2019-10-22 10:18:30,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:30,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:30,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:30,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:30,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:30,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:30,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:30,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:30,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:30,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:30,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:30,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:30,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/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 [2019-10-22 10:18:30,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:30,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:30,539 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:30,539 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 10:18:30,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:30 BoogieIcfgContainer [2019-10-22 10:18:30,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:30,541 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:30,541 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:30,551 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:30,551 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:30,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:18:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:30,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2019-10-22 10:18:30,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2019-10-22 10:18:30,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:18:30,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:30,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2019-10-22 10:18:30,860 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2019-10-22 10:18:30,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-10-22 10:18:30,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:30,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2019-10-22 10:18:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2019-10-22 10:18:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-10-22 10:18:30,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:31,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2019-10-22 10:18:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2019-10-22 10:18:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-10-22 10:18:31,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:31,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:31,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2019-10-22 10:18:31,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2019-10-22 10:18:31,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-10-22 10:18:31,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:31,494 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:31,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:31,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2019-10-22 10:18:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2019-10-22 10:18:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-10-22 10:18:31,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:31,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2019-10-22 10:18:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2019-10-22 10:18:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 10:18:31,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:32,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2019-10-22 10:18:32,009 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2019-10-22 10:18:32,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 10:18:32,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:32,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2019-10-22 10:18:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2019-10-22 10:18:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-10-22 10:18:32,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:32,468 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-10-22 10:18:32,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:18:32 ImpRootNode [2019-10-22 10:18:32,490 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:18:32,490 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:18:32,490 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:18:32,490 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:18:32,491 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:30" (3/4) ... [2019-10-22 10:18:32,494 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 10:18:32,495 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:18:32,497 INFO L168 Benchmark]: Toolchain (without parser) took 2501.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 944.5 MB in the beginning and 904.7 MB in the end (delta: 39.8 MB). Peak memory consumption was 148.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:32,497 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:32,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 288.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:32,499 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.45 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:32,499 INFO L168 Benchmark]: Boogie Preprocessor took 16.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:32,500 INFO L168 Benchmark]: RCFGBuilder took 210.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:32,501 INFO L168 Benchmark]: CodeCheck took 1948.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 904.7 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:32,501 INFO L168 Benchmark]: Witness Printer took 4.63 ms. Allocated memory is still 1.1 GB. Free memory is still 904.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:32,505 INFO L335 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, 7 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.8s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 384 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 1846 SolverSat, 1722 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 403 GetRequests, 327 SyntacticMatches, 42 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 768 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 3964 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 0/84 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of shiftLeft at line 21, overapproximation of bitwiseAnd at line 22. Possible FailurePath: [L14] unsigned char x = __VERIFIER_nondet_uchar(); [L15] unsigned char y; [L16] unsigned char c; [L18] y = 0 [L19] c = 0 [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND TRUE bit != (unsigned char)0 [L24] y = y + i [L26] c = c + ((unsigned char)1) [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND TRUE bit != (unsigned char)0 [L24] y = y + i [L26] c = c + ((unsigned char)1) [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND FALSE !(bit != (unsigned char)0) [L26] c = c + ((unsigned char)1) [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND TRUE bit != (unsigned char)0 [L24] y = y + i [L26] c = c + ((unsigned char)1) [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND TRUE bit != (unsigned char)0 [L24] y = y + i [L26] c = c + ((unsigned char)1) [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND TRUE bit != (unsigned char)0 [L24] y = y + i [L26] c = c + ((unsigned char)1) [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND FALSE !(bit != (unsigned char)0) [L26] c = c + ((unsigned char)1) [L20] COND TRUE c < (unsigned char)8 [L21] unsigned char i = ((unsigned char)1) << c; [L22] unsigned char bit = x & i; [L23] COND FALSE !(bit != (unsigned char)0) [L26] c = c + ((unsigned char)1) [L20] COND FALSE !(c < (unsigned char)8) [L5] COND TRUE !(cond) [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 288.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.45 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 210.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * CodeCheck took 1948.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 904.7 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.63 ms. Allocated memory is still 1.1 GB. Free memory is still 904.7 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:34,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:34,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:34,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:34,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:34,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:34,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:34,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:34,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:34,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:34,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:34,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:34,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:34,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:34,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:34,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:34,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:34,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:34,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:34,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:34,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:34,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:34,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:34,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:34,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:34,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:34,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:34,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:34,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:34,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:34,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:34,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:34,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:34,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:34,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:34,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:34,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:34,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:34,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:34,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:34,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:34,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:18:34,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:34,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:34,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:34,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:34,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:34,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:34,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:34,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:34,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:34,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:34,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:34,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:34,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:34,507 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:18:34,507 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:18:34,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:34,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:34,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:34,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:34,508 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:34,508 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:34,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:34,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:34,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:34,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:34,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:34,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:34,509 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:18:34,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:18:34,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:34,510 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:18:34,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:18:34,510 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/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(__VERIFIER_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 -> ff582c9ab67a3c5a19efc8f09de08768907e1ba6 [2019-10-22 10:18:34,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:34,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:34,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:34,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:34,553 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:34,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/../../sv-benchmarks/c/bitvector/num_conversion_2.c [2019-10-22 10:18:34,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/ad277ca86/9d13782138a24849931cb4bdd35fdebc/FLAG1dc7e81b5 [2019-10-22 10:18:34,989 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:34,991 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/sv-benchmarks/c/bitvector/num_conversion_2.c [2019-10-22 10:18:34,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/ad277ca86/9d13782138a24849931cb4bdd35fdebc/FLAG1dc7e81b5 [2019-10-22 10:18:35,360 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/bin/ukojak/data/ad277ca86/9d13782138a24849931cb4bdd35fdebc [2019-10-22 10:18:35,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:35,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:35,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:35,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:35,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:35,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4716c7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35, skipping insertion in model container [2019-10-22 10:18:35,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,379 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:35,396 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:35,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:35,575 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:35,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:35,610 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:35,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35 WrapperNode [2019-10-22 10:18:35,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:35,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:35,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:35,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:35,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:35,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:35,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:35,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:35,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:35,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:35,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:35,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:35,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63649b67-7511-498d-a3e4-a8de9e9f6d98/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 [2019-10-22 10:18:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:35,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:35,951 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:35,951 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 10:18:35,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:35 BoogieIcfgContainer [2019-10-22 10:18:35,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:35,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:35,953 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:35,963 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:35,963 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:35" (1/1) ... [2019-10-22 10:18:35,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:18:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2019-10-22 10:18:36,043 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2019-10-22 10:18:36,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:18:36,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:36,105 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:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) 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.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:160) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:168) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferSymbols(SmtFunctionsAndAxioms.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:450) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:18:36,109 INFO L168 Benchmark]: Toolchain (without parser) took 744.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -176.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:36,109 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:36,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.09 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 940.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:36,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 940.3 MB in the beginning and 1.2 GB in the end (delta: -213.9 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:36,112 INFO L168 Benchmark]: Boogie Preprocessor took 25.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:36,113 INFO L168 Benchmark]: RCFGBuilder took 215.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:36,114 INFO L168 Benchmark]: CodeCheck took 153.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:36,118 INFO L335 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:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 248.09 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 940.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 940.3 MB in the beginning and 1.2 GB in the end (delta: -213.9 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 215.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * CodeCheck took 153.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...