./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.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_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/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 3ac23ee9420d5573e041ab9b716895f5d3bb685f ...................................................................................................................................................................................................................................... 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_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/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 3ac23ee9420d5573e041ab9b716895f5d3bb685f ..................................................................................................................................................................................................... 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 [2018-10-27 00:59:48,100 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:59:48,101 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:59:48,111 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:59:48,112 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:59:48,112 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:59:48,113 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:59:48,117 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:59:48,118 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:59:48,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:59:48,119 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:59:48,119 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:59:48,120 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:59:48,121 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:59:48,122 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:59:48,123 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:59:48,124 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:59:48,125 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:59:48,127 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:59:48,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:59:48,129 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:59:48,131 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:59:48,133 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:59:48,133 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:59:48,133 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:59:48,135 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:59:48,135 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:59:48,136 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:59:48,137 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:59:48,138 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:59:48,139 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:59:48,139 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:59:48,139 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:59:48,140 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:59:48,140 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:59:48,141 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:59:48,141 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:59:48,164 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:59:48,164 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:59:48,165 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:59:48,165 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:59:48,165 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:59:48,166 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:59:48,166 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:59:48,167 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:59:48,167 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:59:48,167 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:59:48,167 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:59:48,167 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:59:48,167 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:59:48,168 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:59:48,168 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:59:48,168 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:59:48,168 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:59:48,168 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:59:48,168 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:59:48,169 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:59:48,169 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:59:48,169 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:59:48,169 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:59:48,169 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:59:48,172 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:59:48,172 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:59:48,172 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:59:48,172 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:59:48,172 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_db867693-054e-4e5a-9fd1-23461922fdec/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 -> 3ac23ee9420d5573e041ab9b716895f5d3bb685f [2018-10-27 00:59:48,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:59:48,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:59:48,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:59:48,224 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:59:48,224 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:59:48,225 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-10-27 00:59:48,268 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/ff3716346/251d20dbb7fd4312ba2028540689034e/FLAG195252a3e [2018-10-27 00:59:48,669 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:59:48,669 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-10-27 00:59:48,675 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/ff3716346/251d20dbb7fd4312ba2028540689034e/FLAG195252a3e [2018-10-27 00:59:48,689 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/ff3716346/251d20dbb7fd4312ba2028540689034e [2018-10-27 00:59:48,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:59:48,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:59:48,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:59:48,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:59:48,699 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:59:48,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c58d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48, skipping insertion in model container [2018-10-27 00:59:48,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:59:48,738 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:59:48,881 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:59:48,885 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:59:48,905 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:59:48,919 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:59:48,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48 WrapperNode [2018-10-27 00:59:48,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:59:48,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:59:48,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:59:48,921 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:59:48,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:59:48,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:59:48,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:59:48,956 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:59:48,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... [2018-10-27 00:59:48,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:59:48,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:59:48,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:59:48,975 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:59:48,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/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 [2018-10-27 00:59:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:59:49,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:59:49,686 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:59:49,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:59:49 BoogieIcfgContainer [2018-10-27 00:59:49,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:59:49,687 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:59:49,687 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:59:49,699 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:59:49,699 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:59:49" (1/1) ... [2018-10-27 00:59:49,712 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:59:49,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:59:49,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-10-27 00:59:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-10-27 00:59:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 00:59:49,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:59:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:59:49,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:59:49,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:59:49,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-10-27 00:59:49,893 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-10-27 00:59:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 00:59:49,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:59:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:59:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:59:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:59:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:59:49,995 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-27 00:59:50,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:59:50 ImpRootNode [2018-10-27 00:59:50,025 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:59:50,025 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:59:50,025 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:59:50,025 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:59:50,027 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:59:49" (3/4) ... [2018-10-27 00:59:50,031 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:59:50,031 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:59:50,032 INFO L168 Benchmark]: Toolchain (without parser) took 1339.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -167.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:59:50,034 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:59:50,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.58 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:50,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.36 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:50,036 INFO L168 Benchmark]: Boogie Preprocessor took 19.07 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:59:50,037 INFO L168 Benchmark]: RCFGBuilder took 711.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -198.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:50,039 INFO L168 Benchmark]: CodeCheck took 337.46 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:50,040 INFO L168 Benchmark]: Witness Printer took 6.63 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. [2018-10-27 00:59:50,043 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, 19 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 32, overapproximation of someUnaryDOUBLEoperation at line 20, overapproximation of someBinaryDOUBLEComparisonOperation at line 47. Possible FailurePath: [L10] double _EPS = 1e-6; [L37] double d, dd, r; [L38] double epsilon = 1e-8; [L40] d = 1. VAL [_EPS=1/1000000] [L40] COND TRUE d <= 20. [L42] dd = __VERIFIER_nondet_double() [L45] CALL, EXPR SqrtR(dd) [L14] double xn, xnp1, residu, lsup, linf; [L15] int i, cond; [L16] COND FALSE !(Input <= 1.0) [L16] xn = 1.0/Input [L17] xnp1 = xn [L18] residu = 2.0*_EPS*(xn+xnp1) [L19] lsup = _EPS * (xn+xnp1) [L20] linf = -lsup [L21] cond = ((residu > lsup) || (residu < linf)) [L22] i = 0 VAL [_EPS=1/1000000] [L23] COND FALSE !(\read(cond)) VAL [_EPS=1/1000000] [L32] RET return 1.0 / xnp1; [L45] EXPR SqrtR(dd) [L45] r = SqrtR(dd) [L47] CALL __VERIFIER_assert(r >= 0.9 && r <= 5.) [L8] COND TRUE !(cond) VAL [_EPS=1/1000000] [L8] __VERIFIER_error() VAL [_EPS=1/1000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 224.58 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.36 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.07 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 711.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -198.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * CodeCheck took 337.46 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 6.63 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 [2018-10-27 00:59:52,151 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:59:52,154 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:59:52,166 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:59:52,167 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:59:52,169 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:59:52,171 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:59:52,173 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:59:52,176 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:59:52,178 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:59:52,180 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:59:52,180 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:59:52,181 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:59:52,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:59:52,183 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:59:52,184 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:59:52,184 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:59:52,194 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:59:52,195 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:59:52,198 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:59:52,201 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:59:52,204 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:59:52,208 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:59:52,210 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:59:52,211 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:59:52,211 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:59:52,212 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:59:52,213 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:59:52,213 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:59:52,214 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:59:52,214 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:59:52,215 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:59:52,215 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:59:52,215 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:59:52,216 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:59:52,217 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:59:52,217 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 00:59:52,229 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:59:52,229 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:59:52,230 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:59:52,230 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:59:52,230 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:59:52,231 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:59:52,231 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:59:52,231 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:59:52,231 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:59:52,231 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:59:52,231 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:59:52,232 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:59:52,232 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:59:52,232 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:59:52,232 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:59:52,232 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:59:52,232 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:59:52,232 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:59:52,233 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:59:52,233 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:59:52,233 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:59:52,233 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:59:52,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:59:52,233 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:59:52,234 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:59:52,234 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:59:52,234 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 00:59:52,234 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:59:52,234 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:59:52,235 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:59:52,235 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:59:52,235 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_db867693-054e-4e5a-9fd1-23461922fdec/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 -> 3ac23ee9420d5573e041ab9b716895f5d3bb685f [2018-10-27 00:59:52,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:59:52,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:59:52,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:59:52,287 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:59:52,287 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:59:52,288 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-10-27 00:59:52,337 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/038b40a01/a27d605295834cd680e5c03b888361c7/FLAGcf2a1fa36 [2018-10-27 00:59:52,751 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:59:52,751 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-10-27 00:59:52,766 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/038b40a01/a27d605295834cd680e5c03b888361c7/FLAGcf2a1fa36 [2018-10-27 00:59:52,783 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/bin-2019/ukojak/data/038b40a01/a27d605295834cd680e5c03b888361c7 [2018-10-27 00:59:52,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:59:52,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:59:52,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:59:52,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:59:52,795 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:59:52,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:59:52" (1/1) ... [2018-10-27 00:59:52,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7374439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:52, skipping insertion in model container [2018-10-27 00:59:52,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:59:52" (1/1) ... [2018-10-27 00:59:52,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:59:52,837 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:59:53,036 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:59:53,044 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:59:53,073 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:59:53,088 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:59:53,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53 WrapperNode [2018-10-27 00:59:53,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:59:53,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:59:53,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:59:53,090 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:59:53,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:59:53,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:59:53,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:59:53,128 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:59:53,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... [2018-10-27 00:59:53,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:59:53,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:59:53,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:59:53,156 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:59:53,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db867693-054e-4e5a-9fd1-23461922fdec/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 [2018-10-27 00:59:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:59:53,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:01:11,441 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:01:11,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:01:11 BoogieIcfgContainer [2018-10-27 01:01:11,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:01:11,442 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:01:11,443 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:01:11,455 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:01:11,455 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:01:11" (1/1) ... [2018-10-27 01:01:11,467 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:01:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:01:11,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-10-27 01:01:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-10-27 01:01:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 01:01:11,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:01:11,570 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:01:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:01:11,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:01:11,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:01:11,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:01:11,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-10-27 01:01:11,686 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-10-27 01:01:11,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 01:01:11,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:01:11,688 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:01:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-27 01:01:23,251 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) [2018-10-27 01:01:23,254 INFO L168 Benchmark]: Toolchain (without parser) took 90467.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:01:23,256 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. [2018-10-27 01:01:23,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.91 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:23,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.10 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:23,261 INFO L168 Benchmark]: Boogie Preprocessor took 27.73 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:01:23,261 INFO L168 Benchmark]: RCFGBuilder took 78286.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:23,262 INFO L168 Benchmark]: CodeCheck took 11810.80 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:23,267 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 300.91 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 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 38.10 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.73 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 78286.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * CodeCheck took 11810.80 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...