./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/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 e44540fb45c3e973e92240537908eaa3d281c084 ............................................................................................................................................................................................................................................................................... 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_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/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 e44540fb45c3e973e92240537908eaa3d281c084 .............................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:17:11,504 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:17:11,505 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:17:11,515 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:17:11,515 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:17:11,516 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:17:11,517 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:17:11,519 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:17:11,520 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:17:11,521 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:17:11,522 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:17:11,522 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:17:11,523 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:17:11,524 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:17:11,526 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:17:11,526 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:17:11,527 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:17:11,529 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:17:11,531 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:17:11,533 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:17:11,534 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:17:11,535 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:17:11,538 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:17:11,538 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:17:11,538 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:17:11,539 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:17:11,540 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:17:11,541 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:17:11,542 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:17:11,543 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:17:11,543 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:17:11,544 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:17:11,545 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:17:11,545 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:17:11,546 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:17:11,547 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:17:11,547 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:17:11,564 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:17:11,565 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:17:11,566 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:17:11,566 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:17:11,567 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:17:11,567 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:17:11,567 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:17:11,567 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:17:11,567 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:17:11,567 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:17:11,568 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:17:11,568 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:17:11,568 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:17:11,568 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:17:11,568 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:17:11,568 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:17:11,569 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:17:11,569 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:17:11,569 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:17:11,569 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:17:11,569 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:17:11,569 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:11,570 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:17:11,570 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:17:11,570 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:17:11,570 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:17:11,570 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:17:11,570 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:17:11,570 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_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-10-26 23:17:11,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:17:11,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:17:11,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:17:11,621 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:17:11,621 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:17:11,622 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-10-26 23:17:11,679 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/0954956d5/1cf07b8e3f164a5f9c3f23a469896ca1/FLAGb47590e89 [2018-10-26 23:17:12,085 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:17:12,086 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-10-26 23:17:12,094 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/0954956d5/1cf07b8e3f164a5f9c3f23a469896ca1/FLAGb47590e89 [2018-10-26 23:17:12,108 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/0954956d5/1cf07b8e3f164a5f9c3f23a469896ca1 [2018-10-26 23:17:12,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:17:12,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:17:12,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:12,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:17:12,125 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:17:12,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12, skipping insertion in model container [2018-10-26 23:17:12,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:17:12,173 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:17:12,373 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:12,380 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:17:12,424 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:12,459 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:17:12,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12 WrapperNode [2018-10-26 23:17:12,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:12,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:12,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:17:12,462 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:17:12,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:12,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:17:12,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:17:12,518 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:17:12,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... [2018-10-26 23:17:12,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:17:12,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:17:12,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:17:12,643 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:17:12,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-10-26 23:17:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 23:17:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 23:17:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:17:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-26 23:17:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-26 23:17:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 23:17:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:17:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:17:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 23:17:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:17:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-26 23:17:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-26 23:17:15,801 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:17:15,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:15 BoogieIcfgContainer [2018-10-26 23:17:15,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:17:15,802 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:17:15,802 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:17:15,809 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:17:15,809 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:15" (1/1) ... [2018-10-26 23:17:15,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:17:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-10-26 23:17:15,853 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-10-26 23:17:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 23:17:15,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:15,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-10-26 23:17:15,982 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-10-26 23:17:15,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 23:17:15,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:16,230 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 23:17:16,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:17:16 ImpRootNode [2018-10-26 23:17:16,315 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:17:16,316 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:17:16,316 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:17:16,316 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:17:16,317 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:15" (3/4) ... [2018-10-26 23:17:16,321 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:17:16,321 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:17:16,322 INFO L168 Benchmark]: Toolchain (without parser) took 4209.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 963.4 MB in the beginning and 994.2 MB in the end (delta: -30.8 MB). Peak memory consumption was 142.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:16,323 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:17:16,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.91 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:16,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.71 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 941.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:16,326 INFO L168 Benchmark]: Boogie Preprocessor took 124.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 941.9 MB in the beginning and 1.2 GB in the end (delta: -217.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:16,326 INFO L168 Benchmark]: RCFGBuilder took 3158.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 137.6 MB). Peak memory consumption was 137.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:16,327 INFO L168 Benchmark]: CodeCheck took 513.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.2 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:16,328 INFO L168 Benchmark]: Witness Printer took 5.35 ms. Allocated memory is still 1.2 GB. Free memory is still 994.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:17:16,331 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, 204 locations, 1 error locations. UNSAFE Result, 0.4s 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: 238]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 237, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] FCALL 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; [L232] float x = 0.0f; [L233] float y = 0.0f; [L234] CALL, EXPR __ieee754_atan2f(y, x) [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] FCALL ieee_float_shape_type gf_u; [L124] FCALL gf_u.value = (x) [L125] EXPR, FCALL gf_u.word [L125] (hx) = gf_u.word [L126] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] FCALL ieee_float_shape_type gf_u; [L130] FCALL gf_u.value = (y) [L131] EXPR, FCALL gf_u.word [L131] (hy) = gf_u.word [L132] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] RET return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] [L234] EXPR __ieee754_atan2f(y, x) [L234] float res = __ieee754_atan2f(y, x); [L237] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] [L237] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L238] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 339.91 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.71 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 941.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 124.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 941.9 MB in the beginning and 1.2 GB in the end (delta: -217.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3158.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 137.6 MB). Peak memory consumption was 137.6 MB. Max. memory is 11.5 GB. * CodeCheck took 513.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.2 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Witness Printer took 5.35 ms. Allocated memory is still 1.2 GB. Free memory is still 994.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:17:18,298 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:17:18,300 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:17:18,309 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:17:18,309 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:17:18,310 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:17:18,311 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:17:18,312 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:17:18,314 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:17:18,314 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:17:18,315 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:17:18,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:17:18,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:17:18,317 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:17:18,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:17:18,319 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:17:18,319 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:17:18,321 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:17:18,322 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:17:18,324 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:17:18,325 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:17:18,326 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:17:18,328 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:17:18,328 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:17:18,328 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:17:18,329 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:17:18,330 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:17:18,331 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:17:18,331 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:17:18,332 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:17:18,332 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:17:18,333 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:17:18,333 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:17:18,333 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:17:18,334 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:17:18,334 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:17:18,335 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:17:18,348 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:17:18,348 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:17:18,349 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:17:18,349 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:17:18,350 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:17:18,350 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:17:18,350 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:17:18,350 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:17:18,350 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:17:18,350 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:17:18,351 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:17:18,351 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:17:18,351 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:17:18,351 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:17:18,351 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:17:18,353 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:17:18,353 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:17:18,353 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:17:18,353 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:17:18,353 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:17:18,354 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:17:18,354 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:17:18,354 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:18,354 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:17:18,354 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:17:18,354 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:17:18,354 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:17:18,355 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:17:18,355 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:17:18,355 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:17:18,355 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:17:18,355 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_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-10-26 23:17:18,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:17:18,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:17:18,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:17:18,411 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:17:18,412 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:17:18,412 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-10-26 23:17:18,462 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/95dc73084/7d66bff7ad7840c6834407b4cd181442/FLAG560c9931f [2018-10-26 23:17:18,881 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:17:18,884 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-10-26 23:17:18,893 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/95dc73084/7d66bff7ad7840c6834407b4cd181442/FLAG560c9931f [2018-10-26 23:17:18,910 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/data/95dc73084/7d66bff7ad7840c6834407b4cd181442 [2018-10-26 23:17:18,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:17:18,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:17:18,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:18,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:17:18,924 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:17:18,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:18" (1/1) ... [2018-10-26 23:17:18,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641b4f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:18, skipping insertion in model container [2018-10-26 23:17:18,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:18" (1/1) ... [2018-10-26 23:17:18,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:17:18,973 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:17:19,215 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:19,225 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:17:19,300 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:19,331 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:17:19,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19 WrapperNode [2018-10-26 23:17:19,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:19,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:19,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:17:19,332 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:17:19,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:19,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:17:19,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:17:19,383 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:17:19,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... [2018-10-26 23:17:19,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:17:19,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:17:19,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:17:19,441 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:17:19,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-26 23:17:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:17:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-26 23:17:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-26 23:17:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 23:17:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-10-26 23:17:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:17:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:17:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 23:17:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:17:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 23:17:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-26 23:17:19,592 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-26 23:17:19,828 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:19,860 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:19,957 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:19,969 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,050 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,060 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,071 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,085 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,168 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,173 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,177 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,181 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,281 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,292 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,299 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,303 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,308 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,319 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,336 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,339 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,344 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,346 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,365 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,420 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,431 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,488 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,534 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,692 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:20,700 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:49,099 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:49,104 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:22:23,159 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:22:23,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:22:23 BoogieIcfgContainer [2018-10-26 23:22:23,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:22:23,161 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:22:23,161 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:22:23,172 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:22:23,172 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:22:23" (1/1) ... [2018-10-26 23:22:23,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:22:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-10-26 23:22:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-10-26 23:22:23,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 23:22:23,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:23,264 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:23,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:23,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:23,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:23,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-10-26 23:22:23,363 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-10-26 23:22:23,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 23:22:23,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:23,365 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:23,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:24,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2018-10-26 23:22:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2018-10-26 23:22:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 23:22:24,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:24,704 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:24,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:24,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:25,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:25,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2018-10-26 23:22:25,115 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2018-10-26 23:22:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 23:22:25,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:25,118 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:25,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2018-10-26 23:22:37,800 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2018-10-26 23:22:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 23:22:37,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:37,801 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:37,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:42,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:42,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 71 states and 120 transitions. [2018-10-26 23:22:42,199 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2018-10-26 23:22:42,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 23:22:42,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:42,201 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:42,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:42,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 118 transitions. [2018-10-26 23:22:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2018-10-26 23:22:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 23:22:42,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:42,233 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:42,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 116 transitions. [2018-10-26 23:22:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-10-26 23:22:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-26 23:22:48,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:48,239 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:48,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:48,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 121 transitions. [2018-10-26 23:22:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2018-10-26 23:22:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-26 23:22:49,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:22:49,723 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:22:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:22:49,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:22:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:22:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:22:56,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-10-26 23:22:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-10-26 23:22:56,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:22:56,332 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-10-26 23:22:56,341 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 23:22:56,499 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 23:22:56,502 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-10-26 23:22:56,506 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-26 23:22:56,507 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-10-26 23:22:56,507 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-10-26 23:22:56,508 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-26 23:22:56,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:22:56 ImpRootNode [2018-10-26 23:22:56,508 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:22:56,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:22:56,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:22:56,509 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:22:56,509 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:22:23" (3/4) ... [2018-10-26 23:22:56,513 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:22:56,519 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-10-26 23:22:56,520 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-10-26 23:22:56,536 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-10-26 23:22:56,539 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-10-26 23:22:56,540 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-10-26 23:22:56,540 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 23:22:56,578 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-10-26 23:22:56,648 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1a4e810d-58d2-4df8-9d7a-3a7477f0754e/bin-2019/ukojak/witness.graphml [2018-10-26 23:22:56,648 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:22:56,649 INFO L168 Benchmark]: Toolchain (without parser) took 337734.09 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 279.4 MB). Free memory was 950.6 MB in the beginning and 910.7 MB in the end (delta: 39.8 MB). Peak memory consumption was 319.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:22:56,650 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:22:56,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.30 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 929.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:22:56,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.54 ms. Allocated memory is still 1.0 GB. Free memory is still 929.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:22:56,651 INFO L168 Benchmark]: Boogie Preprocessor took 57.81 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 923.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:22:56,651 INFO L168 Benchmark]: RCFGBuilder took 303719.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 923.7 MB in the beginning and 916.3 MB in the end (delta: 7.5 MB). Peak memory consumption was 152.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:22:56,651 INFO L168 Benchmark]: CodeCheck took 33347.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 147.8 MB). Free memory was 909.6 MB in the beginning and 928.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:22:56,652 INFO L168 Benchmark]: Witness Printer took 139.49 ms. Allocated memory is still 1.3 GB. Free memory was 928.0 MB in the beginning and 910.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:22:56,653 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, 204 locations, 1 error locations. SAFE Result, 33.1s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 10536 SDtfs, 2582 SDslu, 1928 SDs, 0 SdLazy, 11914 SolverSat, 2904 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 75.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1391 GetRequests, 1262 SyntacticMatches, 9 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 5612 ImplicationChecksByTransitivity, 18.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 129 ConstructedInterpolants, 14 QuantifiedInterpolants, 13100 SizeOfPredicates, 57 NumberOfNonLiveVariables, 729 ConjunctsInSsa, 76 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: 238]: 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 Derived loop invariant: (ix == ~bvand32(hx, 2147483647bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 414.30 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 929.1 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 50.54 ms. Allocated memory is still 1.0 GB. Free memory is still 929.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.81 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 923.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 303719.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 923.7 MB in the beginning and 916.3 MB in the end (delta: 7.5 MB). Peak memory consumption was 152.9 MB. Max. memory is 11.5 GB. * CodeCheck took 33347.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 147.8 MB). Free memory was 909.6 MB in the beginning and 928.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 11.5 GB. * Witness Printer took 139.49 ms. Allocated memory is still 1.3 GB. Free memory was 928.0 MB in the beginning and 910.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. 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...