./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_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_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/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 1990b587e642aad15e3e0c0d5b368810c379f55e ........................................................................................................................................................................................................................................................................ 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_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/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 1990b587e642aad15e3e0c0d5b368810c379f55e ....................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 16:59:27,698 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:59:27,699 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:59:27,705 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:59:27,705 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:59:27,705 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:59:27,706 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:59:27,707 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:59:27,707 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:59:27,708 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:59:27,708 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:59:27,708 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:59:27,709 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:59:27,709 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:59:27,710 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:59:27,710 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:59:27,711 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:59:27,712 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:59:27,713 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:59:27,713 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:59:27,714 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:59:27,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:59:27,715 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:59:27,715 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:59:27,716 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:59:27,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:59:27,717 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:59:27,717 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:59:27,717 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:59:27,718 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:59:27,718 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:59:27,718 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:59:27,719 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:59:27,719 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:59:27,719 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:59:27,719 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:59:27,720 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 16:59:27,726 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:59:27,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:59:27,727 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:59:27,727 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:59:27,727 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:59:27,728 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:59:27,728 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:59:27,728 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:59:27,728 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:59:27,728 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:59:27,728 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:59:27,728 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:59:27,728 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:59:27,729 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:59:27,729 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:59:27,729 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:59:27,729 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:59:27,729 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:59:27,729 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:59:27,729 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:59:27,729 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:59:27,730 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:59:27,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:59:27,730 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:59:27,730 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:59:27,730 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:59:27,730 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 16:59:27,730 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:59:27,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:59:27,731 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_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/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 -> 1990b587e642aad15e3e0c0d5b368810c379f55e [2018-12-01 16:59:27,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:59:27,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:59:27,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:59:27,757 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:59:27,757 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:59:27,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-01 16:59:27,791 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/f27dba636/8de4582ee2f74b13b0cd5f2bb4c80e2a/FLAG885c55dbf [2018-12-01 16:59:28,121 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:59:28,121 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-01 16:59:28,127 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/f27dba636/8de4582ee2f74b13b0cd5f2bb4c80e2a/FLAG885c55dbf [2018-12-01 16:59:28,526 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/f27dba636/8de4582ee2f74b13b0cd5f2bb4c80e2a [2018-12-01 16:59:28,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:59:28,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:59:28,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:59:28,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:59:28,533 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:59:28,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5434a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28, skipping insertion in model container [2018-12-01 16:59:28,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:59:28,562 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:59:28,681 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:59:28,686 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:59:28,714 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:59:28,758 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:59:28,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28 WrapperNode [2018-12-01 16:59:28,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:59:28,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:59:28,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:59:28,759 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:59:28,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:59:28,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:59:28,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:59:28,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:59:28,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... [2018-12-01 16:59:28,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:59:28,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:59:28,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:59:28,813 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:59:28,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/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 [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-01 16:59:28,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:59:28,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-01 16:59:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-01 16:59:28,847 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-01 16:59:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 16:59:29,225 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:59:29,226 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-01 16:59:29,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:29 BoogieIcfgContainer [2018-12-01 16:59:29,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:59:29,226 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:59:29,226 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:59:29,233 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:59:29,233 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:29" (1/1) ... [2018-12-01 16:59:29,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:59:29,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:59:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-12-01 16:59:29,263 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-01 16:59:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 16:59:29,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:59:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:59:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:59:29,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:59:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-12-01 16:59:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-12-01 16:59:29,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 16:59:29,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:59:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:59:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:59:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:59:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:59:29,451 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-01 16:59:29,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:59:29 ImpRootNode [2018-12-01 16:59:29,475 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 16:59:29,475 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:59:29,475 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:59:29,475 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:59:29,476 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:29" (3/4) ... [2018-12-01 16:59:29,478 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 16:59:29,478 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:59:29,479 INFO L168 Benchmark]: Toolchain (without parser) took 949.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -61.2 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2018-12-01 16:59:29,480 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:59:29,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:59:29,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:59:29,481 INFO L168 Benchmark]: Boogie Preprocessor took 24.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:59:29,481 INFO L168 Benchmark]: RCFGBuilder took 412.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:59:29,481 INFO L168 Benchmark]: CodeCheck took 248.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-12-01 16:59:29,482 INFO L168 Benchmark]: Witness Printer took 3.20 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:59:29,484 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 3 procedures, 95 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 99 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 239]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 238, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 234, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L233] float x = 0.0f; [L234] float y = -0.0f; [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L235] float res = __ieee754_atan2f(y, x); [L238] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L238] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L239] __VERIFIER_error() VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 228.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 412.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. * CodeCheck took 248.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.20 ms. Allocated memory is still 1.1 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 [2018-12-01 16:59:30,726 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:59:30,726 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:59:30,733 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:59:30,733 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:59:30,734 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:59:30,734 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:59:30,735 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:59:30,736 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:59:30,736 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:59:30,737 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:59:30,737 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:59:30,737 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:59:30,738 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:59:30,738 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:59:30,739 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:59:30,739 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:59:30,740 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:59:30,741 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:59:30,742 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:59:30,743 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:59:30,743 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:59:30,745 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:59:30,745 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:59:30,745 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:59:30,746 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:59:30,746 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:59:30,747 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:59:30,747 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:59:30,748 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:59:30,748 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:59:30,749 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:59:30,749 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:59:30,749 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:59:30,750 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:59:30,750 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:59:30,750 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 16:59:30,760 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:59:30,761 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:59:30,761 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:59:30,761 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:59:30,762 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:59:30,762 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:59:30,762 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:59:30,763 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:59:30,763 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:59:30,763 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:59:30,763 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:59:30,763 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:59:30,763 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:59:30,763 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 16:59:30,764 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 16:59:30,764 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:59:30,764 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:59:30,764 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:59:30,764 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:59:30,764 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:59:30,765 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:59:30,765 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:59:30,765 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:59:30,765 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:59:30,765 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:59:30,765 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:59:30,765 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:59:30,766 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 16:59:30,766 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 16:59:30,766 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:59:30,766 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 16:59:30,766 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 16:59:30,766 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_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/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 -> 1990b587e642aad15e3e0c0d5b368810c379f55e [2018-12-01 16:59:30,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:59:30,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:59:30,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:59:30,800 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:59:30,800 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:59:30,801 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-01 16:59:30,835 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/94901d86a/d2da19f1abe845dc84cac0cacfa85eb2/FLAGce531cb5c [2018-12-01 16:59:31,125 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:59:31,125 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-01 16:59:31,131 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/94901d86a/d2da19f1abe845dc84cac0cacfa85eb2/FLAGce531cb5c [2018-12-01 16:59:31,139 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/data/94901d86a/d2da19f1abe845dc84cac0cacfa85eb2 [2018-12-01 16:59:31,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:59:31,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:59:31,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:59:31,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:59:31,145 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:59:31,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671d23f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31, skipping insertion in model container [2018-12-01 16:59:31,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:59:31,167 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:59:31,306 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:59:31,312 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:59:31,349 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:59:31,374 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:59:31,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31 WrapperNode [2018-12-01 16:59:31,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:59:31,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:59:31,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:59:31,375 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:59:31,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:59:31,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:59:31,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:59:31,445 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:59:31,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... [2018-12-01 16:59:31,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:59:31,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:59:31,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:59:31,472 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:59:31,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/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 [2018-12-01 16:59:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-01 16:59:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 16:59:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-01 16:59:31,504 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-01 16:59:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:59:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 16:59:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:59:31,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:59:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 16:59:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-01 16:59:31,505 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-01 16:59:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 16:59:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 16:59:31,604 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:59:31,673 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:59:31,686 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:59:31,699 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:59:32,321 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:59:32,595 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:59:48,441 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 17:01:33,189 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:01:33,189 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-01 17:01:33,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:01:33 BoogieIcfgContainer [2018-12-01 17:01:33,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:01:33,190 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 17:01:33,190 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 17:01:33,196 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 17:01:33,196 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:01:33" (1/1) ... [2018-12-01 17:01:33,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:01:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:33,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-12-01 17:01:33,226 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-01 17:01:33,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 17:01:33,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:33,260 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:33,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:33,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:33,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-12-01 17:01:33,307 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-12-01 17:01:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 17:01:33,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:33,308 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:33,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2018-12-01 17:01:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2018-12-01 17:01:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 17:01:33,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:33,901 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:33,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:34,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2018-12-01 17:01:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2018-12-01 17:01:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 17:01:45,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:45,053 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:45,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2018-12-01 17:01:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2018-12-01 17:01:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 17:01:45,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:45,570 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:45,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:48,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:48,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 73 states and 125 transitions. [2018-12-01 17:01:48,167 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 125 transitions. [2018-12-01 17:01:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 17:01:48,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:48,168 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:48,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:53,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 118 transitions. [2018-12-01 17:01:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2018-12-01 17:01:53,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 17:01:53,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:53,673 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:53,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 116 transitions. [2018-12-01 17:01:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-01 17:01:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 17:01:53,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:53,695 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:53,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 21 states and 20 transitions. [2018-12-01 17:01:55,153 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2018-12-01 17:01:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 17:01:55,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:01:55,154 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 17:01:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:01:55,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:01:55,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:01:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:01:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-01 17:01:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-01 17:01:56,727 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 17:01:56,727 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-12-01 17:01:56,733 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 17:01:56,852 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:01:56,854 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-01 17:01:56,855 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,855 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,855 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,856 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,859 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,859 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,859 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,859 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,860 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-01 17:01:56,860 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-01 17:01:56,860 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 17:01:56,860 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-01 17:01:56,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:01:56 ImpRootNode [2018-12-01 17:01:56,861 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 17:01:56,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 17:01:56,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 17:01:56,861 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 17:01:56,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:01:33" (3/4) ... [2018-12-01 17:01:56,864 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 17:01:56,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-01 17:01:56,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-12-01 17:01:56,872 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-12-01 17:01:56,872 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-01 17:01:56,872 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 17:01:56,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) [2018-12-01 17:01:56,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-01 17:01:56,918 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_422b0f0b-f38e-407e-92ab-8cdbd7d07fbe/bin-2019/ukojak/witness.graphml [2018-12-01 17:01:56,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 17:01:56,919 INFO L168 Benchmark]: Toolchain (without parser) took 145776.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -95.7 MB). Peak memory consumption was 68.4 MB. Max. memory is 11.5 GB. [2018-12-01 17:01:56,919 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-01 17:01:56,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 921.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-12-01 17:01:56,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -202.7 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-01 17:01:56,920 INFO L168 Benchmark]: Boogie Preprocessor took 27.02 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. [2018-12-01 17:01:56,920 INFO L168 Benchmark]: RCFGBuilder took 121718.18 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: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. [2018-12-01 17:01:56,920 INFO L168 Benchmark]: CodeCheck took 23670.96 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -17.5 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2018-12-01 17:01:56,921 INFO L168 Benchmark]: Witness Printer took 56.91 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-01 17:01:56,922 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 3 procedures, 95 locations, 1 error locations. SAFE Result, 23.5s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11092 SDtfs, 3046 SDslu, 2372 SDs, 0 SdLazy, 15088 SolverSat, 3102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 77.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1398 GetRequests, 1281 SyntacticMatches, 9 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4297 ImplicationChecksByTransitivity, 11.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 129 ConstructedInterpolants, 13 QuantifiedInterpolants, 12418 SizeOfPredicates, 57 NumberOfNonLiveVariables, 754 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 239]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-12-01 17:01:56,923 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,923 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,923 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,923 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-01 17:01:56,924 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 232.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 921.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -202.7 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.02 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 121718.18 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: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. * CodeCheck took 23670.96 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -17.5 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Witness Printer took 56.91 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...