./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/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 d8b7d2eba04d5104e6e025f54a673b137a0acc7a ............................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/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 d8b7d2eba04d5104e6e025f54a673b137a0acc7a ........................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:20:30,868 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:20:30,869 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:20:30,880 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:20:30,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:20:30,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:20:30,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:20:30,884 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:20:30,885 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:20:30,886 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:20:30,887 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:20:30,888 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:20:30,888 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:20:30,889 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:20:30,890 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:20:30,892 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:20:30,892 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:20:30,894 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:20:30,896 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:20:30,897 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:20:30,898 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:20:30,900 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:20:30,902 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:20:30,902 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:20:30,902 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:20:30,904 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:20:30,905 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:20:30,905 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:20:30,906 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:20:30,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:20:30,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:20:30,909 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:20:30,909 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:20:30,909 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:20:30,910 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:20:30,910 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:20:30,911 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:20:30,923 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:20:30,924 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:20:30,924 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:20:30,925 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:20:30,925 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:20:30,925 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:20:30,925 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:20:30,926 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:20:30,926 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:20:30,926 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:20:30,926 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:20:30,926 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:20:30,926 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:20:30,927 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:20:30,927 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:20:30,928 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:20:30,929 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:20:30,929 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:20:30,929 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:20:30,929 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:20:30,929 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:20:30,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:20:30,930 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:20:30,930 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:20:30,930 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:20:30,930 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:20:30,930 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:20:30,930 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:20:30,930 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/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 -> d8b7d2eba04d5104e6e025f54a673b137a0acc7a [2018-10-26 23:20:30,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:20:30,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:20:30,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:20:30,976 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:20:30,977 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:20:30,977 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call_true-termination.c [2018-10-26 23:20:31,030 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/7f68f239a/3cc5378ab4234fc4b79c739c661cd002/FLAG2517b4ea3 [2018-10-26 23:20:31,395 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:20:31,396 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/sv-benchmarks/c/float-benchs/interpolation_true-unreach-call_true-termination.c [2018-10-26 23:20:31,401 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/7f68f239a/3cc5378ab4234fc4b79c739c661cd002/FLAG2517b4ea3 [2018-10-26 23:20:31,414 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/7f68f239a/3cc5378ab4234fc4b79c739c661cd002 [2018-10-26 23:20:31,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:20:31,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:20:31,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:20:31,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:20:31,425 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:20:31,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ef67c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31, skipping insertion in model container [2018-10-26 23:20:31,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:20:31,453 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:20:31,587 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:20:31,592 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:20:31,611 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:20:31,628 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:20:31,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31 WrapperNode [2018-10-26 23:20:31,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:20:31,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:20:31,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:20:31,630 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:20:31,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:20:31,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:20:31,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:20:31,667 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:20:31,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... [2018-10-26 23:20:31,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:20:31,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:20:31,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:20:31,695 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:20:31,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/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 [2018-10-26 23:20:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 23:20:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:20:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:20:31,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:20:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-10-26 23:20:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:20:33,112 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:20:33,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:33 BoogieIcfgContainer [2018-10-26 23:20:33,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:20:33,113 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:20:33,113 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:20:33,121 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:20:33,121 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:33" (1/1) ... [2018-10-26 23:20:33,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:33,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:20:33,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-10-26 23:20:33,164 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-10-26 23:20:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-26 23:20:33,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:20:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:33,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:20:33,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-10-26 23:20:33,278 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-10-26 23:20:33,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-26 23:20:33,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:20:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:33,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:20:33,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2018-10-26 23:20:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2018-10-26 23:20:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-26 23:20:33,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:20:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:20:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:20:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:20:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:20:33,607 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-10-26 23:20:33,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:20:33 ImpRootNode [2018-10-26 23:20:33,631 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:20:33,631 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:20:33,631 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:20:33,632 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:20:33,632 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:33" (3/4) ... [2018-10-26 23:20:33,636 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:20:33,636 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:20:33,640 INFO L168 Benchmark]: Toolchain (without parser) took 2223.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -123.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:33,642 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:33,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 210.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:33,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.16 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:33,644 INFO L168 Benchmark]: Boogie Preprocessor took 27.40 ms. Allocated memory is still 1.0 GB. Free memory is still 939.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:33,644 INFO L168 Benchmark]: RCFGBuilder took 1418.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -162.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:33,645 INFO L168 Benchmark]: CodeCheck took 517.63 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:33,646 INFO L168 Benchmark]: Witness Printer took 7.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:33,650 INFO L336 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, 41 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 12 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 61 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 21, overapproximation of to_real at line 10, overapproximation of someBinaryArithmeticFLOAToperation at line 19. Possible FailurePath: [L8] int i; [L9] float z, t; [L10] FCALL float min[] = { 5, 10, 12, 30, 150 }; [L11] FCALL float max[] = { 10, 12, 30, 150, 300 }; [L13] t = __VERIFIER_nondet_float() [L14] EXPR, FCALL min[0] [L14] t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1] [L14] EXPR, FCALL max[sizeof(max) / sizeof(max[0]) - 1] [L14] t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1] [L16] i = 0 [L16] COND TRUE i < sizeof(min) / sizeof(min[0]) [L17] EXPR, FCALL max[i] [L17] COND TRUE t <= max[i] [L19] EXPR, FCALL min[i] [L19] EXPR, FCALL max[i] [L19] EXPR, FCALL min[i] [L19] z = (t - min[i]) / (max[i] - min[i]) [L21] CALL __VERIFIER_assert(z >= 0.f && z <= 1.f) [L4] COND TRUE !(cond) [L4] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 210.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.16 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.40 ms. Allocated memory is still 1.0 GB. Free memory is still 939.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1418.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -162.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * CodeCheck took 517.63 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 7.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. 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 0.1.23-1dbac8b [2018-10-26 23:20:35,679 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:20:35,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:20:35,690 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:20:35,690 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:20:35,691 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:20:35,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:20:35,694 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:20:35,696 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:20:35,697 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:20:35,697 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:20:35,698 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:20:35,698 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:20:35,700 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:20:35,701 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:20:35,701 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:20:35,702 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:20:35,704 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:20:35,705 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:20:35,707 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:20:35,708 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:20:35,709 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:20:35,711 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:20:35,712 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:20:35,712 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:20:35,713 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:20:35,713 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:20:35,714 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:20:35,715 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:20:35,716 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:20:35,717 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:20:35,717 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:20:35,717 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:20:35,717 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:20:35,718 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:20:35,720 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:20:35,720 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:20:35,732 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:20:35,732 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:20:35,733 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:20:35,733 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:20:35,734 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:20:35,734 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:20:35,734 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:20:35,734 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:20:35,734 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:20:35,735 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:20:35,735 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:20:35,736 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:20:35,736 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:20:35,736 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:20:35,736 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:20:35,736 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:20:35,737 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:20:35,737 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:20:35,737 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:20:35,737 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:20:35,737 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:20:35,737 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:20:35,738 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:20:35,738 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:20:35,738 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:20:35,738 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:20:35,738 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:20:35,738 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:20:35,738 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:20:35,739 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:20:35,741 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:20:35,741 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/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 -> d8b7d2eba04d5104e6e025f54a673b137a0acc7a [2018-10-26 23:20:35,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:20:35,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:20:35,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:20:35,790 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:20:35,791 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:20:35,792 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call_true-termination.c [2018-10-26 23:20:35,839 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/521055949/c6af0c891f264a0483ddba9bc9ebcaf7/FLAG275de0b04 [2018-10-26 23:20:36,241 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:20:36,242 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/sv-benchmarks/c/float-benchs/interpolation_true-unreach-call_true-termination.c [2018-10-26 23:20:36,248 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/521055949/c6af0c891f264a0483ddba9bc9ebcaf7/FLAG275de0b04 [2018-10-26 23:20:36,265 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/ukojak/data/521055949/c6af0c891f264a0483ddba9bc9ebcaf7 [2018-10-26 23:20:36,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:20:36,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:20:36,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:20:36,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:20:36,279 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:20:36,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30628c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36, skipping insertion in model container [2018-10-26 23:20:36,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:20:36,311 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:20:36,468 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:20:36,473 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:20:36,501 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:20:36,522 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:20:36,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36 WrapperNode [2018-10-26 23:20:36,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:20:36,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:20:36,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:20:36,524 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:20:36,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:20:36,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:20:36,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:20:36,564 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:20:36,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... [2018-10-26 23:20:36,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:20:36,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:20:36,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:20:36,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:20:36,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa297c80-bbe7-4bca-98e0-6fefcd68b043/bin-2019/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 [2018-10-26 23:20:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:20:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-10-26 23:20:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:20:36,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:20:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-26 23:20:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:20:37,052 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,081 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,098 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,114 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,130 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,161 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,175 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,190 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,199 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:37,207 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:20:45,381 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:20:45,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:45 BoogieIcfgContainer [2018-10-26 23:20:45,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:20:45,382 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:20:45,382 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:20:45,393 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:20:45,393 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:20:45" (1/1) ... [2018-10-26 23:20:45,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:20:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-10-26 23:20:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-10-26 23:20:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-26 23:20:45,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:20:45,492 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:20:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:45,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:45,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:45,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:20:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-10-26 23:20:45,554 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-10-26 23:20:45,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-26 23:20:45,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:20:45,556 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:20:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:45,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:45,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:46,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:20:46,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2018-10-26 23:20:46,015 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2018-10-26 23:20:46,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-26 23:20:46,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:20:46,016 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:20:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 23:20:56,266 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) 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) [2018-10-26 23:20:56,269 INFO L168 Benchmark]: Toolchain (without parser) took 19999.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:56,273 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:56,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.61 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:56,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.38 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:56,275 INFO L168 Benchmark]: Boogie Preprocessor took 28.27 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:56,276 INFO L168 Benchmark]: RCFGBuilder took 8789.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:56,284 INFO L168 Benchmark]: CodeCheck took 10885.79 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:56,289 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 250.61 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.38 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.27 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 8789.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * CodeCheck took 10885.79 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...