./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_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/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_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/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_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/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_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/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 [2018-10-26 23:17:16,874 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:17:16,875 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:17:16,884 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:17:16,885 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:17:16,886 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:17:16,887 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:17:16,888 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:17:16,889 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:17:16,891 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:17:16,892 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:17:16,892 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:17:16,893 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:17:16,894 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:17:16,895 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:17:16,895 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:17:16,896 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:17:16,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:17:16,903 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:17:16,905 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:17:16,906 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:17:16,907 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:17:16,909 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:17:16,909 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:17:16,909 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:17:16,910 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:17:16,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:17:16,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:17:16,913 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:17:16,914 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:17:16,914 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:17:16,915 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:17:16,915 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:17:16,915 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:17:16,916 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:17:16,917 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:17:16,917 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:17:16,933 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:17:16,934 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:17:16,934 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:17:16,935 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:17:16,935 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:17:16,935 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:17:16,935 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:17:16,936 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:17:16,936 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:17:16,936 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:17:16,936 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:17:16,936 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:17:16,936 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:17:16,936 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:17:16,937 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:17:16,937 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:17:16,937 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:17:16,937 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:17:16,937 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:17:16,937 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:17:16,939 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:17:16,940 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:16,940 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:17:16,940 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:17:16,940 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:17:16,940 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:17:16,940 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:17:16,940 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:17:16,941 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_2bf61f6f-1c15-4883-8494-8cc7effeec40/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 [2018-10-26 23:17:16,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:17:16,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:17:16,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:17:16,991 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:17:16,992 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:17:16,992 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-10-26 23:17:17,045 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/99fa35825/4df50231717a4714bafdc70b271b27fb/FLAG77befed65 [2018-10-26 23:17:17,413 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:17:17,416 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-10-26 23:17:17,423 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/99fa35825/4df50231717a4714bafdc70b271b27fb/FLAG77befed65 [2018-10-26 23:17:17,436 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/99fa35825/4df50231717a4714bafdc70b271b27fb [2018-10-26 23:17:17,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:17:17,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:17:17,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:17,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:17:17,447 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:17:17,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eaf71cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17, skipping insertion in model container [2018-10-26 23:17:17,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:17:17,480 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:17:17,641 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:17,646 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:17:17,670 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:17,688 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:17:17,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17 WrapperNode [2018-10-26 23:17:17,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:17,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:17,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:17:17,690 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:17:17,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:17,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:17:17,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:17:17,729 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:17:17,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... [2018-10-26 23:17:17,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:17:17,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:17:17,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:17:17,756 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:17:17,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 23:17:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:17:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 23:17:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:17:17,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:17:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 23:17:17,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:17:18,812 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:17:18,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:18 BoogieIcfgContainer [2018-10-26 23:17:18,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:17:18,813 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:17:18,813 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:17:18,823 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:17:18,823 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:18" (1/1) ... [2018-10-26 23:17:18,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:17:18,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:18,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-10-26 23:17:18,857 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-10-26 23:17:18,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 23:17:18,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-26 23:17:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-26 23:17:18,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 23:17:18,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:17:19,086 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 23:17:19,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:17:19 ImpRootNode [2018-10-26 23:17:19,135 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:17:19,135 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:17:19,135 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:17:19,135 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:17:19,136 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:18" (3/4) ... [2018-10-26 23:17:19,139 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:17:19,139 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:17:19,140 INFO L168 Benchmark]: Toolchain (without parser) took 1698.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 960.7 MB in the beginning and 1.1 GB in the end (delta: -123.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:19,141 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:17:19,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 948.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:19,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.27 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:19,143 INFO L168 Benchmark]: Boogie Preprocessor took 26.63 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:19,144 INFO L168 Benchmark]: RCFGBuilder took 1056.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:19,144 INFO L168 Benchmark]: CodeCheck took 321.66 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:19,145 INFO L168 Benchmark]: Witness Printer took 4.36 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. [2018-10-26 23:17:19,148 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, 0.2s 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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 246.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 948.9 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 39.27 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.63 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1056.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * CodeCheck took 321.66 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.36 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 [2018-10-26 23:17:21,079 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:17:21,081 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:17:21,090 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:17:21,091 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:17:21,091 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:17:21,092 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:17:21,094 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:17:21,096 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:17:21,096 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:17:21,097 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:17:21,097 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:17:21,098 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:17:21,099 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:17:21,100 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:17:21,101 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:17:21,101 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:17:21,103 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:17:21,105 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:17:21,106 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:17:21,107 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:17:21,108 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:17:21,110 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:17:21,111 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:17:21,111 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:17:21,112 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:17:21,112 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:17:21,113 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:17:21,114 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:17:21,115 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:17:21,116 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:17:21,116 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:17:21,116 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:17:21,116 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:17:21,117 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:17:21,119 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:17:21,119 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:17:21,131 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:17:21,132 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:17:21,132 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:17:21,132 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:17:21,133 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:17:21,133 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:17:21,133 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:17:21,133 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:17:21,134 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:17:21,135 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:17:21,135 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:17:21,135 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:17:21,135 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:17:21,135 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:17:21,135 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:17:21,135 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:21,136 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:17:21,136 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:17:21,136 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:17:21,136 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:17:21,136 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:17:21,136 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:17:21,136 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:17:21,137 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:17:21,137 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_2bf61f6f-1c15-4883-8494-8cc7effeec40/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 [2018-10-26 23:17:21,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:17:21,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:17:21,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:17:21,192 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:17:21,192 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:17:21,193 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-10-26 23:17:21,241 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/2d51c149f/5f5b3dd3c9554ebe89d495e3b95533c3/FLAGef40bbe0b [2018-10-26 23:17:21,661 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:17:21,662 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-10-26 23:17:21,666 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/2d51c149f/5f5b3dd3c9554ebe89d495e3b95533c3/FLAGef40bbe0b [2018-10-26 23:17:21,684 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/data/2d51c149f/5f5b3dd3c9554ebe89d495e3b95533c3 [2018-10-26 23:17:21,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:17:21,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:17:21,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:21,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:17:21,692 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:17:21,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:21,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7374439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21, skipping insertion in model container [2018-10-26 23:17:21,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:21,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:17:21,732 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:17:21,922 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:21,927 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:17:21,959 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:21,986 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:17:21,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21 WrapperNode [2018-10-26 23:17:21,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:21,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:21,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:17:21,987 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:17:21,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:22,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:17:22,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:17:22,026 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:17:22,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... [2018-10-26 23:17:22,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:17:22,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:17:22,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:17:22,053 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:17:22,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:17:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 23:17:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:17:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:17:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 23:17:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:17:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 23:17:22,337 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:22,358 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:22,888 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:22,895 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:17:24,563 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:17:24,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:24 BoogieIcfgContainer [2018-10-26 23:17:24,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:17:24,564 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:17:24,564 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:17:24,573 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:17:24,574 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:24" (1/1) ... [2018-10-26 23:17:24,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:17:24,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:24,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-10-26 23:17:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-10-26 23:17:24,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 23:17:24,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:24,656 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:17:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:24,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:17:24,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:24,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-26 23:17:24,718 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-26 23:17:24,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 23:17:24,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:24,720 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:17:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:24,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:17:24,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-10-26 23:17:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-10-26 23:17:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 23:17:25,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:25,293 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:17:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:25,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:17:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:26,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-10-26 23:17:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-10-26 23:17:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 23:17:26,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:26,438 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:17:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:26,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:17:26,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-10-26 23:17:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-10-26 23:17:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 23:17:26,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:26,484 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:17:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:26,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:17:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:26,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-10-26 23:17:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-10-26 23:17:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 23:17:26,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:26,504 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:17:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:26,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:17:26,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:27,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-10-26 23:17:27,523 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-10-26 23:17:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 23:17:27,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:27,525 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:17:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:27,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:17:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:28,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-10-26 23:17:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-10-26 23:17:28,117 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:17:28,117 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-10-26 23:17:28,126 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 23:17:28,188 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 23:17:28,198 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 23:17:28,198 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 23:17:28,199 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 23:17:28,199 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 23:17:28,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:17:28 ImpRootNode [2018-10-26 23:17:28,200 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:17:28,200 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:17:28,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:17:28,201 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:17:28,201 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:24" (3/4) ... [2018-10-26 23:17:28,205 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:17:28,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-10-26 23:17:28,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-10-26 23:17:28,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 23:17:28,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 23:17:28,251 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-10-26 23:17:28,278 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2bf61f6f-1c15-4883-8494-8cc7effeec40/bin-2019/ukojak/witness.graphml [2018-10-26 23:17:28,278 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:17:28,279 INFO L168 Benchmark]: Toolchain (without parser) took 6591.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 953.2 MB in the beginning and 904.1 MB in the end (delta: 49.1 MB). Peak memory consumption was 206.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:28,280 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:17:28,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.64 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 935.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:28,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.98 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:17:28,281 INFO L168 Benchmark]: Boogie Preprocessor took 26.01 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:17:28,282 INFO L168 Benchmark]: RCFGBuilder took 2511.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -163.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:28,282 INFO L168 Benchmark]: CodeCheck took 3635.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.8 MB in the end (delta: 188.9 MB). Peak memory consumption was 188.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:28,283 INFO L168 Benchmark]: Witness Printer took 77.73 ms. Allocated memory is still 1.2 GB. Free memory was 910.8 MB in the beginning and 904.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:17:28,285 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, 3.5s 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, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s 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 0.17 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 297.64 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 935.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.98 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.01 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2511.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -163.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3635.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.8 MB in the end (delta: 188.9 MB). Peak memory consumption was 188.9 MB. Max. memory is 11.5 GB. * Witness Printer took 77.73 ms. Allocated memory is still 1.2 GB. Free memory was 910.8 MB in the beginning and 904.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...