./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/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 dbf0066fcab2564f09db3071e2285821ebfe13e2 .................................................................................................................................................................................................................................................................... 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_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/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 dbf0066fcab2564f09db3071e2285821ebfe13e2 ................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 00:24:39,081 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:24:39,082 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:24:39,088 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:24:39,088 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:24:39,089 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:24:39,089 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:24:39,090 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:24:39,091 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:24:39,092 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:24:39,092 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:24:39,092 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:24:39,093 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:24:39,093 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:24:39,094 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:24:39,094 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:24:39,095 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:24:39,096 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:24:39,097 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:24:39,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:24:39,098 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:24:39,099 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:24:39,100 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:24:39,100 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:24:39,100 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:24:39,101 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:24:39,101 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:24:39,102 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:24:39,102 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:24:39,103 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:24:39,103 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:24:39,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:24:39,103 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:24:39,104 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:24:39,104 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:24:39,105 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:24:39,105 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 00:24:39,112 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:24:39,112 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:24:39,113 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:24:39,113 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:24:39,114 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:24:39,114 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:24:39,114 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:24:39,114 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:24:39,114 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:24:39,114 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:24:39,114 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:24:39,114 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:24:39,114 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:24:39,115 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:24:39,115 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:24:39,115 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:24:39,115 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:24:39,115 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:24:39,115 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:24:39,115 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:24:39,115 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:24:39,116 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:24:39,116 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:24:39,116 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:24:39,116 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:24:39,116 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:24:39,116 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 00:24:39,116 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:24:39,116 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:24:39,117 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_ad5615ea-7957-4cd2-834d-85f2ccac13a0/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 -> dbf0066fcab2564f09db3071e2285821ebfe13e2 [2018-12-02 00:24:39,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:24:39,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:24:39,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:24:39,143 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:24:39,144 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:24:39,144 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-02 00:24:39,182 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/b07310e08/9cc95580145b4b14b890c36d3816bd48/FLAG4024e07a4 [2018-12-02 00:24:39,471 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:24:39,471 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-02 00:24:39,475 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/b07310e08/9cc95580145b4b14b890c36d3816bd48/FLAG4024e07a4 [2018-12-02 00:24:39,483 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/b07310e08/9cc95580145b4b14b890c36d3816bd48 [2018-12-02 00:24:39,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:24:39,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:24:39,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:24:39,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:24:39,488 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:24:39,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@282d141b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39, skipping insertion in model container [2018-12-02 00:24:39,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:24:39,508 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:24:39,622 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:24:39,625 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:24:39,655 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:24:39,698 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:24:39,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39 WrapperNode [2018-12-02 00:24:39,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:24:39,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:24:39,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:24:39,699 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:24:39,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:24:39,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:24:39,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:24:39,730 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:24:39,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... [2018-12-02 00:24:39,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:24:39,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:24:39,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:24:39,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:24:39,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/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 [2018-12-02 00:24:39,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 00:24:39,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 00:24:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 00:24:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:24:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:24:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:24:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 00:24:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:24:40,261 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:24:40,262 INFO L280 CfgBuilder]: Removed 28 assue(true) statements. [2018-12-02 00:24:40,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:24:40 BoogieIcfgContainer [2018-12-02 00:24:40,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:24:40,263 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:24:40,263 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:24:40,271 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:24:40,272 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:24:40" (1/1) ... [2018-12-02 00:24:40,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:24:40,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:24:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-12-02 00:24:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-12-02 00:24:40,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 00:24:40,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:24:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:24:40,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:24:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:24:40,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-12-02 00:24:40,386 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-12-02 00:24:40,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 00:24:40,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:24:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:24:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:24:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:24:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:24:40,465 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 00:24:40,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:24:40 ImpRootNode [2018-12-02 00:24:40,491 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 00:24:40,491 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:24:40,491 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:24:40,491 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:24:40,492 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:24:40" (3/4) ... [2018-12-02 00:24:40,495 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 00:24:40,495 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:24:40,496 INFO L168 Benchmark]: Toolchain (without parser) took 1010.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -48.9 MB). Peak memory consumption was 83.2 MB. Max. memory is 11.5 GB. [2018-12-02 00:24:40,497 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:24:40,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:24:40,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.88 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:24:40,498 INFO L168 Benchmark]: Boogie Preprocessor took 24.46 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. [2018-12-02 00:24:40,499 INFO L168 Benchmark]: RCFGBuilder took 507.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.5 MB). Peak memory consumption was 84.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:24:40,499 INFO L168 Benchmark]: CodeCheck took 228.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-02 00:24:40,500 INFO L168 Benchmark]: Witness Printer took 4.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:24:40,502 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, 71 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 62 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 240]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 148, overapproximation of bitwiseAnd at line 166, overapproximation of someBinaryArithmeticDOUBLEoperation at line 183, overapproximation of someBinaryDOUBLEComparisonOperation at line 239. Possible FailurePath: [L16] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L142-L156] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; [L235] double x = 0.0; [L159] double t, w, p, q, c, r, s; [L160] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L162] ieee_double_shape_type gh_u; [L163] gh_u.value = (x) [L164] EXPR gh_u.parts.msw [L164] (hx) = gh_u.parts.msw [L166] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L167] COND FALSE !(ix >= 0x3ff00000) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L178] COND TRUE ix < 0x3fe00000 VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L179] COND FALSE !(ix < 0x3e400000) [L183] t = x * x [L184-L187] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L188-L189] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L190] w = p / q [L191] return x + x * w; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L236] double res = __ieee754_asin(x); [L239] COND TRUE res != x VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L240] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.88 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.46 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. * RCFGBuilder took 507.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.5 MB). Peak memory consumption was 84.5 MB. Max. memory is 11.5 GB. * CodeCheck took 228.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 0.1.23-635dfa2 [2018-12-02 00:24:41,829 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:24:41,830 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:24:41,835 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:24:41,836 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:24:41,836 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:24:41,837 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:24:41,837 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:24:41,838 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:24:41,839 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:24:41,839 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:24:41,839 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:24:41,840 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:24:41,840 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:24:41,841 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:24:41,841 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:24:41,841 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:24:41,842 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:24:41,843 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:24:41,844 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:24:41,844 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:24:41,845 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:24:41,846 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:24:41,846 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:24:41,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:24:41,846 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:24:41,847 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:24:41,847 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:24:41,848 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:24:41,848 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:24:41,848 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:24:41,848 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:24:41,849 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:24:41,849 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:24:41,849 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:24:41,849 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:24:41,850 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 00:24:41,857 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:24:41,857 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:24:41,857 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:24:41,858 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:24:41,858 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:24:41,858 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:24:41,858 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:24:41,858 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:24:41,858 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:24:41,858 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:24:41,858 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:24:41,859 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:24:41,859 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:24:41,859 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:24:41,860 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 00:24:41,860 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 00:24:41,860 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_ad5615ea-7957-4cd2-834d-85f2ccac13a0/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 -> dbf0066fcab2564f09db3071e2285821ebfe13e2 [2018-12-02 00:24:41,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:24:41,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:24:41,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:24:41,888 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:24:41,888 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:24:41,888 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-02 00:24:41,922 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/936bb383a/beace72ac34440cd9c966ab3efce25ee/FLAGcaefd547b [2018-12-02 00:24:42,355 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:24:42,356 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-02 00:24:42,360 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/936bb383a/beace72ac34440cd9c966ab3efce25ee/FLAGcaefd547b [2018-12-02 00:24:42,368 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/data/936bb383a/beace72ac34440cd9c966ab3efce25ee [2018-12-02 00:24:42,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:24:42,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:24:42,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:24:42,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:24:42,373 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:24:42,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42, skipping insertion in model container [2018-12-02 00:24:42,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:24:42,393 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:24:42,513 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:24:42,517 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:24:42,552 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:24:42,570 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:24:42,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42 WrapperNode [2018-12-02 00:24:42,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:24:42,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:24:42,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:24:42,571 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:24:42,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:24:42,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:24:42,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:24:42,637 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:24:42,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... [2018-12-02 00:24:42,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:24:42,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:24:42,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:24:42,663 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:24:42,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/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 [2018-12-02 00:24:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 00:24:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 00:24:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:24:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 00:24:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:24:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:24:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 00:24:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:24:42,828 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:24:53,190 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:24:53,210 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:25:18,628 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:25:18,649 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:25:29,114 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:26:14,510 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:26:14,510 INFO L280 CfgBuilder]: Removed 28 assue(true) statements. [2018-12-02 00:26:14,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:14 BoogieIcfgContainer [2018-12-02 00:26:14,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:26:14,511 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:26:14,511 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:26:14,518 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:26:14,519 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:14" (1/1) ... [2018-12-02 00:26:14,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:26:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:26:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-12-02 00:26:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-12-02 00:26:14,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 00:26:14,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:26:14,581 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:26:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:26:14,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:26:14,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:26:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:26:14,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-12-02 00:26:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-12-02 00:26:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 00:26:14,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:26:14,625 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:26:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:26:16,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:26:16,840 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:26:16,841 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:26:16,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 00:26:16,851 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:26:16,853 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-12-02 00:26:16,854 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 00:26:16,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-12-02 00:26:16,869 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2018-12-02 00:26:16,870 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 00:26:16,871 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:26:16,872 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:26:16,877 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 00:26:16,878 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:14 [2018-12-02 00:26:16,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:26:31,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:26:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2018-12-02 00:26:31,910 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2018-12-02 00:26:31,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 00:26:31,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:26:31,911 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:26:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:26:31,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:26:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:26:50,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:26:50,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2018-12-02 00:26:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2018-12-02 00:26:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 00:26:50,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:26:50,474 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:26:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:26:50,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:26:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:26:50,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:26:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2018-12-02 00:26:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2018-12-02 00:26:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 00:26:50,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:26:50,519 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:26:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:26:50,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:26:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:27:02,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:27:02,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2018-12-02 00:27:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2018-12-02 00:27:02,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 00:27:02,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:27:02,751 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:27:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:27:02,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:27:02,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:27:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:27:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 62 transitions. [2018-12-02 00:27:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2018-12-02 00:27:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 00:27:02,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:27:02,812 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:27:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:27:02,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:27:02,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:27:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:27:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2018-12-02 00:27:02,867 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2018-12-02 00:27:02,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 00:27:02,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:27:02,868 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:27:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:27:06,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:27:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:27:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:27:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-12-02 00:27:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-12-02 00:27:09,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 00:27:09,502 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2018-12-02 00:27:09,509 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 00:27:09,740 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 00:27:09,744 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:27:09,744 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:27:09,746 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:27:09,747 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:27:09,747 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-02 00:27:09,748 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 00:27:09,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:27:09 ImpRootNode [2018-12-02 00:27:09,748 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 00:27:09,748 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:27:09,748 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:27:09,748 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:27:09,749 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:14" (3/4) ... [2018-12-02 00:27:09,751 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 00:27:09,757 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 00:27:09,758 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 00:27:09,774 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == x && x == \result [2018-12-02 00:27:09,790 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ad5615ea-7957-4cd2-834d-85f2ccac13a0/bin-2019/ukojak/witness.graphml [2018-12-02 00:27:09,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:27:09,791 INFO L168 Benchmark]: Toolchain (without parser) took 147420.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -86.4 MB). Peak memory consumption was 53.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:27:09,791 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:27:09,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.36 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 923.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:27:09,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 00:27:09,792 INFO L168 Benchmark]: Boogie Preprocessor took 26.33 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. [2018-12-02 00:27:09,792 INFO L168 Benchmark]: RCFGBuilder took 91847.58 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: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:27:09,792 INFO L168 Benchmark]: CodeCheck took 55236.75 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-12-02 00:27:09,793 INFO L168 Benchmark]: Witness Printer took 41.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-12-02 00:27:09,794 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, 71 locations, 1 error locations. SAFE Result, 54.9s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3240 SDtfs, 2016 SDslu, 960 SDs, 0 SdLazy, 5896 SolverSat, 1204 SolverUnsat, 208 SolverUnknown, 0 SolverNotchecked, 224.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1179 GetRequests, 1124 SyntacticMatches, 7 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 662 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 6.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 149 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 141 ConstructedInterpolants, 5 QuantifiedInterpolants, 7860 SizeOfPredicates, 16 NumberOfNonLiveVariables, 614 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 - PositiveResult [Line: 240]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 161]: Loop Invariant [2018-12-02 00:27:09,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:27:09,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:27:09,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:27:09,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((one_asin == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) && x == x) && x == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E300) == huge_asin - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && x == \result - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.36 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 923.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.33 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. * RCFGBuilder took 91847.58 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: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. * CodeCheck took 55236.75 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Witness Printer took 41.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...