./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/inv_Newton_false-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_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/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 66b71342bd068aaa5aa0847a6efcac54b98c09c9 ................................................................................................................................................................................................................................................... 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_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/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 66b71342bd068aaa5aa0847a6efcac54b98c09c9 ................................................................................................................................................................................................................... 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 [2018-11-10 11:59:42,096 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:59:42,098 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:59:42,105 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:59:42,105 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:59:42,106 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:59:42,107 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:59:42,108 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:59:42,110 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:59:42,110 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:59:42,111 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:59:42,111 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:59:42,112 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:59:42,113 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:59:42,114 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:59:42,114 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:59:42,115 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:59:42,116 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:59:42,118 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:59:42,119 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:59:42,120 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:59:42,120 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:59:42,122 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:59:42,122 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:59:42,123 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:59:42,123 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:59:42,124 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:59:42,124 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:59:42,125 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:59:42,126 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:59:42,126 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:59:42,126 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:59:42,127 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:59:42,127 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:59:42,128 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:59:42,128 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:59:42,128 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 11:59:42,137 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:59:42,137 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:59:42,138 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:59:42,138 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:59:42,139 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:59:42,139 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:59:42,139 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:59:42,139 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:59:42,139 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:59:42,140 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:59:42,141 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:59:42,141 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:59:42,141 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:59:42,141 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:59:42,141 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:59:42,141 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:59:42,141 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:59:42,142 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 11:59:42,142 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 11:59:42,142 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:59:42,142 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:59:42,142 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:59:42,142 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:59:42,143 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:59:42,143 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:59:42,143 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 11:59:42,143 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:59:42,143 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:59:42,143 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_91b510bb-f3bd-4bcb-b364-0bea3960cd11/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 -> 66b71342bd068aaa5aa0847a6efcac54b98c09c9 [2018-11-10 11:59:42,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:59:42,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:59:42,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:59:42,189 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:59:42,189 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:59:42,190 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-10 11:59:42,240 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/70474b1b8/e25bac7b9e80490c84384f95cfa386da/FLAG5551b5190 [2018-11-10 11:59:42,583 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:59:42,583 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-10 11:59:42,590 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/70474b1b8/e25bac7b9e80490c84384f95cfa386da/FLAG5551b5190 [2018-11-10 11:59:42,604 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/70474b1b8/e25bac7b9e80490c84384f95cfa386da [2018-11-10 11:59:42,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:59:42,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:59:42,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:59:42,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:59:42,613 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:59:42,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1788b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42, skipping insertion in model container [2018-11-10 11:59:42,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:59:42,646 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:59:42,786 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:59:42,789 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:59:42,806 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:59:42,824 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:59:42,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42 WrapperNode [2018-11-10 11:59:42,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:59:42,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:59:42,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:59:42,826 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:59:42,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:59:42,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:59:42,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:59:42,855 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:59:42,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... [2018-11-10 11:59:42,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:59:42,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:59:42,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:59:42,872 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:59:42,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/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 [2018-11-10 11:59:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 11:59:42,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 11:59:42,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 11:59:42,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:59:42,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:59:42,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 11:59:43,287 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:59:43,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:59:43 BoogieIcfgContainer [2018-11-10 11:59:43,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:59:43,288 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 11:59:43,288 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 11:59:43,298 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 11:59:43,299 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:59:43" (1/1) ... [2018-11-10 11:59:43,309 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:59:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:59:43,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 11:59:43,340 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 11:59:43,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 11:59:43,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:59:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:59:43,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:59:43,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:59:43,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 11:59:43,453 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 11:59:43,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 11:59:43,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:59:43,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:59:43,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:59:43,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:59:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2018-11-10 11:59:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2018-11-10 11:59:43,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 11:59:43,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:59:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:59:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:59:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:59:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:59:43,611 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-11-10 11:59:43,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 11:59:43 ImpRootNode [2018-11-10 11:59:43,637 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 11:59:43,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:59:43,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:59:43,638 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:59:43,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:59:43" (3/4) ... [2018-11-10 11:59:43,642 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 11:59:43,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:59:43,643 INFO L168 Benchmark]: Toolchain (without parser) took 1035.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -108.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:59:43,644 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:59:43,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.32 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:59:43,645 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.42 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. [2018-11-10 11:59:43,646 INFO L168 Benchmark]: Boogie Preprocessor took 17.71 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. [2018-11-10 11:59:43,646 INFO L168 Benchmark]: RCFGBuilder took 415.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:59:43,647 INFO L168 Benchmark]: CodeCheck took 349.03 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:59:43,647 INFO L168 Benchmark]: Witness Printer took 4.48 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. [2018-11-10 11:59:43,650 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, 28 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 12 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 2 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 71 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: 18]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryArithmeticDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of to_real at line 33. Possible FailurePath: [L48] double a,r; [L50] a = __VERIFIER_nondet_double() [L53] CALL, EXPR inv(a) [L28] double xi, xsi, temp; [L29] signed int cond, exp; [L30] FCALL union double_int A_u, xi_u; [L31] FCALL A_u.d = A [L32] CALL, EXPR A_u.i [L32] RET, EXPR A_u.i [L32] exp = (signed int) ((A_u.i & 0x7FF00000) >> 20) - 1023 [L33] FCALL xi_u.d = 1 [L34] FCALL xi_u.i = ((1023-exp) << 20) [L35] CALL, EXPR xi_u.d [L35] RET, EXPR xi_u.d [L35] xi = xi_u.d [L36] cond = 1 [L37] COND TRUE \read(cond) [L38] xsi = 2*xi-A*xi*xi [L39] temp = xsi-xi [L40] cond = ((temp > 1e-10) || (temp < -1e-10)) [L41] xi = xsi [L37] COND FALSE !(\read(cond)) [L43] return xi; [L43] return xi; [L43] RET return xi; [L53] EXPR inv(a) [L53] r = inv(a) [L55] CALL __VERIFIER_assert(r >= 0 && r <= 0.06) [L18] COND TRUE !(cond) [L18] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 216.32 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 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 28.42 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 17.71 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 415.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * CodeCheck took 349.03 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.48 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 [2018-11-10 11:59:45,246 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:59:45,247 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:59:45,257 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:59:45,258 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:59:45,259 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:59:45,259 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:59:45,261 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:59:45,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:59:45,263 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:59:45,264 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:59:45,264 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:59:45,265 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:59:45,266 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:59:45,267 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:59:45,268 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:59:45,269 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:59:45,270 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:59:45,272 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:59:45,273 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:59:45,274 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:59:45,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:59:45,278 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:59:45,278 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:59:45,278 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:59:45,279 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:59:45,280 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:59:45,281 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:59:45,281 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:59:45,282 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:59:45,282 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:59:45,283 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:59:45,283 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:59:45,283 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:59:45,285 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:59:45,286 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:59:45,286 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 11:59:45,298 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:59:45,299 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:59:45,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:59:45,300 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:59:45,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:59:45,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:59:45,301 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:59:45,301 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:59:45,301 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:59:45,301 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:59:45,301 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:59:45,302 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:59:45,302 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:59:45,302 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 11:59:45,302 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 11:59:45,302 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:59:45,302 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:59:45,302 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:59:45,303 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 11:59:45,303 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 11:59:45,303 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:59:45,303 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:59:45,303 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:59:45,304 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:59:45,304 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:59:45,304 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:59:45,304 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 11:59:45,304 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 11:59:45,304 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:59:45,304 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 11:59:45,305 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 11:59:45,305 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_91b510bb-f3bd-4bcb-b364-0bea3960cd11/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 -> 66b71342bd068aaa5aa0847a6efcac54b98c09c9 [2018-11-10 11:59:45,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:59:45,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:59:45,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:59:45,355 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:59:45,355 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:59:45,356 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-10 11:59:45,405 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/0c68bd1bf/7df39e57a0314c4f8219f57ee05a56b5/FLAG23be3585c [2018-11-10 11:59:45,731 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:59:45,731 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-10 11:59:45,735 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/0c68bd1bf/7df39e57a0314c4f8219f57ee05a56b5/FLAG23be3585c [2018-11-10 11:59:45,744 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/bin-2019/ukojak/data/0c68bd1bf/7df39e57a0314c4f8219f57ee05a56b5 [2018-11-10 11:59:45,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:59:45,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:59:45,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:59:45,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:59:45,752 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:59:45,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:45,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d68c770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45, skipping insertion in model container [2018-11-10 11:59:45,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:45,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:59:45,782 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:59:45,913 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:59:45,917 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:59:45,939 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:59:45,961 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:59:45,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45 WrapperNode [2018-11-10 11:59:45,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:59:45,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:59:45,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:59:45,962 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:59:45,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:45,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:45,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:59:45,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:59:45,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:59:45,995 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:59:46,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:46,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:46,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:46,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:46,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:46,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:46,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... [2018-11-10 11:59:46,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:59:46,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:59:46,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:59:46,020 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:59:46,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:59:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91b510bb-f3bd-4bcb-b364-0bea3960cd11/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 [2018-11-10 11:59:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-10 11:59:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 11:59:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:59:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:59:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 11:59:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 11:59:46,260 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:59:46,278 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:59:46,284 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:59:56,727 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:59:56,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:59:56 BoogieIcfgContainer [2018-11-10 11:59:56,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:59:56,728 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 11:59:56,728 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 11:59:56,737 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 11:59:56,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:59:56" (1/1) ... [2018-11-10 11:59:56,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:59:56,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:59:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 11:59:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 11:59:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 11:59:56,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:59:56,829 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 11:59:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:59:56,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 11:59:56,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:59:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:59:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 11:59:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 11:59:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 11:59:56,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:59:56,878 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 11:59:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:59:56,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 11:59:56,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:00:38,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:00:38,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-11-10 12:00:38,349 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-11-10 12:00:38,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:00:38,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:00:38,351 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:00:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 12:00:48,737 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) [2018-11-10 12:00:48,740 INFO L168 Benchmark]: Toolchain (without parser) took 62992.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -103.3 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:48,741 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-10 12:00:48,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.13 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:48,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.15 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:00:48,742 INFO L168 Benchmark]: Boogie Preprocessor took 24.79 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:00:48,743 INFO L168 Benchmark]: RCFGBuilder took 10707.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -148.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:48,744 INFO L168 Benchmark]: CodeCheck took 52011.11 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:48,747 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 0.17 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 213.13 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.15 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.79 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 10707.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -148.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * CodeCheck took 52011.11 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...