./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_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_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/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 80f5f1ccd9454019e5b231b920d368e18867583c .................................................................................................................................................................................................................................................. 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_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/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 80f5f1ccd9454019e5b231b920d368e18867583c ................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:30:58,723 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:30:58,724 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:30:58,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:30:58,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:30:58,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:30:58,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:30:58,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:30:58,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:30:58,735 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:30:58,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:30:58,736 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:30:58,736 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:30:58,737 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:30:58,737 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:30:58,738 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:30:58,738 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:30:58,739 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:30:58,740 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:30:58,741 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:30:58,742 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:30:58,743 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:30:58,745 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:30:58,745 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:30:58,745 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:30:58,746 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:30:58,746 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:30:58,747 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:30:58,747 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:30:58,748 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:30:58,748 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:30:58,749 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:30:58,749 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:30:58,749 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:30:58,750 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:30:58,750 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:30:58,750 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:30:58,757 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:30:58,757 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:30:58,758 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:30:58,758 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:30:58,758 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:30:58,758 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:30:58,758 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:30:58,759 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:30:58,759 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:30:58,760 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:30:58,760 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:30:58,760 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:30:58,760 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:30:58,760 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:30:58,760 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:30:58,760 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:30:58,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:30:58,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:30:58,761 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_80ec406b-806b-488f-8fd3-dc7c91d5689f/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 -> 80f5f1ccd9454019e5b231b920d368e18867583c [2018-11-10 07:30:58,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:30:58,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:30:58,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:30:58,797 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:30:58,798 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:30:58,798 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-11-10 07:30:58,834 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/11811c0c9/182f78b3aec64c5798bec281d87cce99/FLAG624ecbfc2 [2018-11-10 07:30:59,253 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:30:59,253 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-11-10 07:30:59,260 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/11811c0c9/182f78b3aec64c5798bec281d87cce99/FLAG624ecbfc2 [2018-11-10 07:30:59,269 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/11811c0c9/182f78b3aec64c5798bec281d87cce99 [2018-11-10 07:30:59,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:30:59,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:30:59,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:30:59,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:30:59,276 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:30:59,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc8502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59, skipping insertion in model container [2018-11-10 07:30:59,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:30:59,309 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:30:59,437 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:30:59,439 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:30:59,466 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:30:59,481 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:30:59,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59 WrapperNode [2018-11-10 07:30:59,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:30:59,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:30:59,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:30:59,482 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:30:59,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:30:59,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:30:59,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:30:59,553 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:30:59,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... [2018-11-10 07:30:59,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:30:59,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:30:59,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:30:59,581 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:30:59,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:30:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:30:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:30:59,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 07:30:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:30:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 07:30:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:30:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:30:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:30:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:31:00,248 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:31:00,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:31:00 BoogieIcfgContainer [2018-11-10 07:31:00,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:31:00,249 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:31:00,249 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:31:00,256 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:31:00,256 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:31:00" (1/1) ... [2018-11-10 07:31:00,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:31:00,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:31:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2018-11-10 07:31:00,291 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2018-11-10 07:31:00,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:31:00,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:31:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:31:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:31:00,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:31:00,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-11-10 07:31:00,373 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-11-10 07:31:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:31:00,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:31:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:31:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:31:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:31:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:31:00,473 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 07:31:00,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:31:00 ImpRootNode [2018-11-10 07:31:00,499 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:31:00,500 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:31:00,500 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:31:00,500 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:31:00,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:31:00" (3/4) ... [2018-11-10 07:31:00,504 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:31:00,504 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:31:00,504 INFO L168 Benchmark]: Toolchain (without parser) took 1233.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -60.2 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:31:00,506 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:31:00,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:31:00,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:31:00,507 INFO L168 Benchmark]: Boogie Preprocessor took 27.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:31:00,507 INFO L168 Benchmark]: RCFGBuilder took 667.89 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: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:31:00,508 INFO L168 Benchmark]: CodeCheck took 250.59 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:31:00,508 INFO L168 Benchmark]: Witness Printer took 4.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:31:00,510 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 126 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 198]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someUnaryDOUBLEoperation at line 111, overapproximation of bitwiseAnd at line 125, overapproximation of someUnaryFLOAToperation at line 109, overapproximation of someBinaryArithmeticFLOAToperation at line 128. Possible FailurePath: [L24] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L107-L115] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L193] float x = -0.0f; [L194] CALL, EXPR __ieee754_asinf(x) [L118] float t, w, p, q, c, r, s; [L119] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L121] FCALL ieee_float_shape_type gf_u; [L122] FCALL gf_u.value = (x) [L123] EXPR, FCALL gf_u.word [L123] (hx) = gf_u.word [L124] COND FALSE !(0) VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L125] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L126] COND TRUE ix == 0x3f800000 [L128] RET return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L194] EXPR __ieee754_asinf(x) [L194] float res = __ieee754_asinf(x); [L197] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L197] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L198] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 209.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 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 70.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 667.89 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: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. * CodeCheck took 250.59 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:31:01,921 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:31:01,923 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:31:01,932 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:31:01,932 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:31:01,932 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:31:01,933 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:31:01,934 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:31:01,935 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:31:01,936 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:31:01,937 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:31:01,937 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:31:01,938 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:31:01,938 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:31:01,939 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:31:01,940 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:31:01,941 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:31:01,942 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:31:01,943 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:31:01,945 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:31:01,946 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:31:01,946 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:31:01,948 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:31:01,949 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:31:01,949 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:31:01,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:31:01,950 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:31:01,951 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:31:01,951 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:31:01,952 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:31:01,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:31:01,953 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:31:01,953 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:31:01,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:31:01,954 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:31:01,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:31:01,955 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 07:31:01,966 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:31:01,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:31:01,967 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:31:01,967 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:31:01,967 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:31:01,968 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:31:01,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:31:01,968 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:31:01,968 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:31:01,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:31:01,968 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:31:01,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:31:01,969 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:31:01,969 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:31:01,969 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:31:01,969 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:31:01,969 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:31:01,969 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:31:01,969 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:31:01,970 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:31:01,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:31:01,970 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:31:01,970 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:31:01,970 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:31:01,970 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:31:01,970 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:31:01,971 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 07:31:01,971 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:31:01,971 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:31:01,971 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:31:01,971 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:31:01,971 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_80ec406b-806b-488f-8fd3-dc7c91d5689f/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 -> 80f5f1ccd9454019e5b231b920d368e18867583c [2018-11-10 07:31:02,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:31:02,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:31:02,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:31:02,016 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:31:02,016 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:31:02,017 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-11-10 07:31:02,051 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/b7e7d6c72/186ce569a15a45e694e6322e89642057/FLAG99ca94d17 [2018-11-10 07:31:02,454 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:31:02,454 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-11-10 07:31:02,459 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/b7e7d6c72/186ce569a15a45e694e6322e89642057/FLAG99ca94d17 [2018-11-10 07:31:02,467 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/data/b7e7d6c72/186ce569a15a45e694e6322e89642057 [2018-11-10 07:31:02,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:31:02,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:31:02,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:31:02,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:31:02,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:31:02,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de11074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02, skipping insertion in model container [2018-11-10 07:31:02,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:31:02,502 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:31:02,655 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:31:02,660 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:31:02,699 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:31:02,717 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:31:02,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02 WrapperNode [2018-11-10 07:31:02,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:31:02,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:31:02,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:31:02,718 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:31:02,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:31:02,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:31:02,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:31:02,759 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:31:02,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... [2018-11-10 07:31:02,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:31:02,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:31:02,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:31:02,847 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:31:02,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:31:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:31:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 07:31:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:31:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 07:31:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:31:02,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:31:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 07:31:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:31:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 07:31:03,046 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:03,052 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:13,882 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:13,889 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:24,192 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:24,201 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:34,355 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:34,361 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:40,730 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:31:40,735 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:32:02,247 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:32:02,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:02 BoogieIcfgContainer [2018-11-10 07:32:02,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:32:02,248 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:32:02,248 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:32:02,255 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:32:02,255 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:02" (1/1) ... [2018-11-10 07:32:02,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:02,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:02,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2018-11-10 07:32:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2018-11-10 07:32:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:32:02,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:02,331 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:02,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:02,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:02,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:02,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-11-10 07:32:02,390 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-11-10 07:32:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:32:02,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:02,392 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:02,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:03,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-11-10 07:32:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-11-10 07:32:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 07:32:03,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:03,909 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:04,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:04,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2018-11-10 07:32:04,607 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2018-11-10 07:32:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 07:32:04,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:04,608 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:05,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:05,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2018-11-10 07:32:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2018-11-10 07:32:16,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 07:32:16,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:16,268 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:16,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:16,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:19,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:19,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2018-11-10 07:32:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2018-11-10 07:32:19,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 07:32:19,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:19,280 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:19,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2018-11-10 07:32:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2018-11-10 07:32:19,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 07:32:19,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:19,306 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:19,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:19,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:19,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 57 states and 80 transitions. [2018-11-10 07:32:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2018-11-10 07:32:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 07:32:19,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:19,692 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:19,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:19,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2018-11-10 07:32:19,717 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2018-11-10 07:32:19,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:32:19,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:19,719 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:19,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:24,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 59 states and 79 transitions. [2018-11-10 07:32:24,285 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2018-11-10 07:32:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 07:32:24,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:24,286 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:24,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:24,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2018-11-10 07:32:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2018-11-10 07:32:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:32:24,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:24,328 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:24,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:24,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:24,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2018-11-10 07:32:24,367 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2018-11-10 07:32:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 07:32:24,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:24,369 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:24,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2018-11-10 07:32:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2018-11-10 07:32:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:32:24,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:24,426 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:32:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:25,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:25,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:27,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-10 07:32:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-10 07:32:27,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:32:27,173 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2018-11-10 07:32:27,182 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:32:27,336 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:32:27,338 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-11-10 07:32:27,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,345 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 07:32:27,346 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 07:32:27,346 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 07:32:27,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:32:27 ImpRootNode [2018-11-10 07:32:27,346 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:32:27,347 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:32:27,347 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:32:27,347 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:32:27,347 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:02" (3/4) ... [2018-11-10 07:32:27,350 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:32:27,359 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2018-11-10 07:32:27,359 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2018-11-10 07:32:27,360 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 07:32:27,360 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 07:32:27,380 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result [2018-11-10 07:32:27,418 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_80ec406b-806b-488f-8fd3-dc7c91d5689f/bin-2019/ukojak/witness.graphml [2018-11-10 07:32:27,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:32:27,419 INFO L168 Benchmark]: Toolchain (without parser) took 84949.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -86.2 MB). Peak memory consumption was 114.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:27,421 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:32:27,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.24 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:27,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.88 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:27,422 INFO L168 Benchmark]: Boogie Preprocessor took 87.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:27,422 INFO L168 Benchmark]: RCFGBuilder took 59400.26 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: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:27,422 INFO L168 Benchmark]: CodeCheck took 25098.55 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -27.6 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:27,422 INFO L168 Benchmark]: Witness Printer took 71.97 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: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:27,424 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 126 locations, 1 error locations. SAFE Result, 24.9s OverallTime, 14 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 80576 SDtfs, 24348 SDslu, 11496 SDs, 0 SdLazy, 97536 SolverSat, 28900 SolverUnsat, 1024 SolverUnknown, 0 SolverNotchecked, 166.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1939 GetRequests, 1879 SyntacticMatches, 8 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 247 NumberOfCodeBlocks, 247 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 234 ConstructedInterpolants, 7 QuantifiedInterpolants, 14851 SizeOfPredicates, 37 NumberOfNonLiveVariables, 831 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: 198]: 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: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant [2018-11-10 07:32:27,425 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,425 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,425 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,426 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,426 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,426 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,426 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 07:32:27,426 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E30)) == huge_asin && one_asin == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0))) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 247.24 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 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 40.88 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 59400.26 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: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. * CodeCheck took 25098.55 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -27.6 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Witness Printer took 71.97 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: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE 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...