./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_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_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/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 fb906b6dd506785279c111a847f91453236e370a .......................................................................................................................................................................................................................................... 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_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/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 fb906b6dd506785279c111a847f91453236e370a ................................................................................................................................................................................................................................................................................................... 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 12:50:05,617 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:50:05,619 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:50:05,625 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:50:05,625 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:50:05,626 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:50:05,627 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:50:05,628 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:50:05,629 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:50:05,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:50:05,630 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:50:05,630 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:50:05,631 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:50:05,632 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:50:05,632 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:50:05,633 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:50:05,634 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:50:05,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:50:05,636 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:50:05,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:50:05,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:50:05,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:50:05,641 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:50:05,641 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:50:05,642 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:50:05,642 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:50:05,643 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:50:05,644 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:50:05,644 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:50:05,645 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:50:05,645 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:50:05,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:50:05,646 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:50:05,646 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:50:05,647 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:50:05,647 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:50:05,648 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:50:05,659 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:50:05,659 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:50:05,660 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:50:05,660 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:50:05,660 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:50:05,661 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:50:05,661 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:50:05,661 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:50:05,661 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:50:05,661 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:50:05,661 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:50:05,662 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:50:05,662 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:50:05,662 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:50:05,662 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:50:05,662 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:50:05,662 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:50:05,662 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:50:05,663 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:50:05,663 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:50:05,663 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:50:05,663 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:50:05,663 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:50:05,663 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:50:05,663 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:50:05,664 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:50:05,664 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:50:05,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:50:05,664 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_b554500a-8e14-4f4f-90d8-da3dc337d1e5/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-11-10 12:50:05,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:50:05,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:50:05,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:50:05,701 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:50:05,701 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:50:05,702 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-10 12:50:05,746 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/af7edc54a/39364f4f1edb493c95b0de88f3da7d26/FLAG36e758740 [2018-11-10 12:50:06,146 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:50:06,147 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-10 12:50:06,152 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/af7edc54a/39364f4f1edb493c95b0de88f3da7d26/FLAG36e758740 [2018-11-10 12:50:06,162 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/af7edc54a/39364f4f1edb493c95b0de88f3da7d26 [2018-11-10 12:50:06,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:50:06,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:50:06,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:50:06,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:50:06,168 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:50:06,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1183f8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06, skipping insertion in model container [2018-11-10 12:50:06,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:50:06,190 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:50:06,293 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:50:06,295 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:50:06,310 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:50:06,322 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:50:06,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06 WrapperNode [2018-11-10 12:50:06,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:50:06,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:50:06,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:50:06,324 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:50:06,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:50:06,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:50:06,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:50:06,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:50:06,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:50:06,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:50:06,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:50:06,404 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:50:06,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/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 12:50:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 12:50:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:50:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 12:50:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:50:06,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:50:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 12:50:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 12:50:06,881 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:50:06,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:06 BoogieIcfgContainer [2018-11-10 12:50:06,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:50:06,882 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:50:06,882 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:50:06,890 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:50:06,890 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:06" (1/1) ... [2018-11-10 12:50:06,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:50:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:06,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 12:50:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 12:50:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:50:06,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:06,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:06,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 12:50:06,991 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 12:50:06,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 12:50:06,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:50:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:50:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:50:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:50:07,078 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 12:50:07,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:50:07 ImpRootNode [2018-11-10 12:50:07,103 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:50:07,103 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:50:07,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:50:07,104 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:50:07,104 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:06" (3/4) ... [2018-11-10 12:50:07,107 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:50:07,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:50:07,108 INFO L168 Benchmark]: Toolchain (without parser) took 943.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -105.8 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:07,110 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:07,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 157.66 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 947.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:07,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:07,111 INFO L168 Benchmark]: Boogie Preprocessor took 54.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:07,112 INFO L168 Benchmark]: RCFGBuilder took 477.89 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: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:07,112 INFO L168 Benchmark]: CodeCheck took 221.10 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:07,112 INFO L168 Benchmark]: Witness Printer took 3.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:07,115 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, 53 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of bitwiseAnd at line 21, overapproximation of someUnaryFLOAToperation at line 76, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = -0.0f; [L77] CALL, EXPR ceil_float(x) [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] FCALL ieee_float_shape_type gf_u; [L18] FCALL gf_u.value = (x) [L19] EXPR, FCALL gf_u.word [L19] (i0) = gf_u.word [L20] COND FALSE !(0) VAL [huge_ceil=1000000000000000000000000000000] [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] RET return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] EXPR ceil_float(x) [L77] float res = ceil_float(x); [L80] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 157.66 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 947.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 477.89 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: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. * CodeCheck took 221.10 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:50:08,492 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:50:08,493 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:50:08,500 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:50:08,500 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:50:08,501 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:50:08,502 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:50:08,503 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:50:08,504 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:50:08,504 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:50:08,505 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:50:08,505 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:50:08,506 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:50:08,507 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:50:08,507 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:50:08,508 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:50:08,509 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:50:08,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:50:08,511 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:50:08,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:50:08,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:50:08,514 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:50:08,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:50:08,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:50:08,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:50:08,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:50:08,518 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:50:08,518 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:50:08,519 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:50:08,520 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:50:08,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:50:08,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:50:08,520 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:50:08,521 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:50:08,522 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:50:08,522 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:50:08,522 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:50:08,533 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:50:08,533 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:50:08,534 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:50:08,534 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:50:08,534 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:50:08,534 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:50:08,535 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:50:08,535 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:50:08,535 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:50:08,535 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:50:08,535 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:50:08,535 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:50:08,535 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:50:08,536 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:50:08,536 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:50:08,536 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:50:08,536 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:50:08,536 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:50:08,536 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:50:08,536 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:50:08,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:50:08,537 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:50:08,537 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:50:08,537 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_b554500a-8e14-4f4f-90d8-da3dc337d1e5/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-11-10 12:50:08,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:50:08,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:50:08,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:50:08,581 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:50:08,581 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:50:08,582 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-10 12:50:08,628 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/95a1192ca/dad311b8f2ec44268f42d9fbc3cc6f26/FLAG2d7963562 [2018-11-10 12:50:08,956 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:50:08,956 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-10 12:50:08,960 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/95a1192ca/dad311b8f2ec44268f42d9fbc3cc6f26/FLAG2d7963562 [2018-11-10 12:50:08,968 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/data/95a1192ca/dad311b8f2ec44268f42d9fbc3cc6f26 [2018-11-10 12:50:08,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:50:08,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:50:08,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:50:08,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:50:08,975 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:50:08,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:50:08" (1/1) ... [2018-11-10 12:50:08,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d49161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:08, skipping insertion in model container [2018-11-10 12:50:08,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:50:08" (1/1) ... [2018-11-10 12:50:08,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:50:09,002 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:50:09,131 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:50:09,135 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:50:09,154 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:50:09,174 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:50:09,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09 WrapperNode [2018-11-10 12:50:09,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:50:09,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:50:09,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:50:09,176 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:50:09,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:50:09,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:50:09,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:50:09,203 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:50:09,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... [2018-11-10 12:50:09,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:50:09,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:50:09,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:50:09,226 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:50:09,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/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 12:50:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:50:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 12:50:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:50:09,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:50:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 12:50:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 12:50:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 12:50:09,418 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:50:09,428 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:50:09,770 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:50:09,777 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:50:10,795 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:50:10,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:10 BoogieIcfgContainer [2018-11-10 12:50:10,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:50:10,796 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:50:10,796 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:50:10,802 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:50:10,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:10" (1/1) ... [2018-11-10 12:50:10,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:50:10,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:10,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 12:50:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 12:50:10,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:50:10,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:10,870 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:50:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:10,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:50:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 12:50:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 12:50:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 12:50:10,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:10,918 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:50:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:10,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:50:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-10 12:50:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-10 12:50:11,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:50:11,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:11,110 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:50:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:11,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:50:11,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-10 12:50:11,744 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-10 12:50:11,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:50:11,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:11,746 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:50:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:11,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:50:11,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:11,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-10 12:50:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-10 12:50:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:50:11,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:11,767 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:50:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:11,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:50:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:11,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-10 12:50:11,793 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-10 12:50:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:50:11,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:11,795 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:50:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:11,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:50:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-10 12:50:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-10 12:50:12,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:50:12,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:12,437 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:50:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:12,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:50:12,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:12,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:12,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-10 12:50:12,911 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-10 12:50:12,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:50:12,911 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-10 12:50:12,918 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:50:12,968 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 12:50:12,973 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:12,973 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 12:50:12,974 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 12:50:12,974 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 12:50:12,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:50:12 ImpRootNode [2018-11-10 12:50:12,975 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:50:12,975 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:50:12,975 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:50:12,975 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:50:12,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:10" (3/4) ... [2018-11-10 12:50:12,978 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:50:12,984 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-11-10 12:50:12,984 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 12:50:12,984 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 12:50:12,985 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 12:50:13,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-10 12:50:13,022 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b554500a-8e14-4f4f-90d8-da3dc337d1e5/bin-2019/ukojak/witness.graphml [2018-11-10 12:50:13,022 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:50:13,022 INFO L168 Benchmark]: Toolchain (without parser) took 4052.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 950.8 MB in the beginning and 883.9 MB in the end (delta: 66.9 MB). Peak memory consumption was 203.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:13,024 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:13,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.46 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:13,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.33 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:13,024 INFO L168 Benchmark]: Boogie Preprocessor took 23.01 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:13,024 INFO L168 Benchmark]: RCFGBuilder took 1569.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:13,025 INFO L168 Benchmark]: CodeCheck took 2179.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.7 MB in the end (delta: 186.4 MB). Peak memory consumption was 186.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:13,025 INFO L168 Benchmark]: Witness Printer took 46.87 ms. Allocated memory is still 1.2 GB. Free memory was 890.7 MB in the beginning and 883.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:13,027 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, 53 locations, 1 error locations. SAFE Result, 2.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 4472 SizeOfPredicates, 38 NumberOfNonLiveVariables, 227 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 81]: 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: 13]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 203.46 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.33 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.01 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1569.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * CodeCheck took 2179.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.7 MB in the end (delta: 186.4 MB). Peak memory consumption was 186.4 MB. Max. memory is 11.5 GB. * Witness Printer took 46.87 ms. Allocated memory is still 1.2 GB. Free memory was 890.7 MB in the beginning and 883.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...