./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/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 9a3696439220bbea1d6ed5ed3b22aa10206af5de .................................................................................................................................................................................................................................... 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_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/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 9a3696439220bbea1d6ed5ed3b22aa10206af5de .......................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:41:22,761 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:41:22,761 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:41:22,767 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:41:22,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:41:22,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:41:22,769 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:41:22,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:41:22,771 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:41:22,771 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:41:22,772 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:41:22,772 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:41:22,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:41:22,773 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:41:22,774 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:41:22,774 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:41:22,775 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:41:22,776 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:41:22,777 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:41:22,777 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:41:22,778 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:41:22,779 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:41:22,780 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:41:22,780 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:41:22,780 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:41:22,780 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:41:22,781 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:41:22,781 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:41:22,782 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:41:22,783 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:41:22,783 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:41:22,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:41:22,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:41:22,784 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:41:22,784 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:41:22,785 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:41:22,785 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:41:22,792 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:41:22,792 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:41:22,793 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:41:22,793 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:41:22,794 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:41:22,794 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:41:22,794 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:41:22,794 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:41:22,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:41:22,794 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:41:22,794 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:41:22,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:41:22,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:41:22,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:41:22,795 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:41:22,795 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:41:22,795 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:41:22,795 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:41:22,796 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:41:22,796 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:41:22,796 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:41:22,796 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:41:22,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:41:22,796 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:41:22,796 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:41:22,797 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:41:22,797 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:41:22,797 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:41:22,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:41:22,797 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_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2018-11-18 09:41:22,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:41:22,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:41:22,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:41:22,833 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:41:22,833 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:41:22,834 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-18 09:41:22,877 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/7262ad07b/c4b384ab33a048f2b9b62ac8e28e1b01/FLAGf9397e988 [2018-11-18 09:41:23,215 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:41:23,215 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-18 09:41:23,221 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/7262ad07b/c4b384ab33a048f2b9b62ac8e28e1b01/FLAGf9397e988 [2018-11-18 09:41:23,634 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/7262ad07b/c4b384ab33a048f2b9b62ac8e28e1b01 [2018-11-18 09:41:23,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:41:23,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:41:23,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:41:23,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:41:23,640 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:41:23,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dbc74b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23, skipping insertion in model container [2018-11-18 09:41:23,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:41:23,661 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:41:23,770 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:41:23,772 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:41:23,785 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:41:23,796 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:41:23,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23 WrapperNode [2018-11-18 09:41:23,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:41:23,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:41:23,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:41:23,797 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:41:23,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:41:23,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:41:23,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:41:23,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:41:23,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... [2018-11-18 09:41:23,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:41:23,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:41:23,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:41:23,875 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:41:23,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/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 [2018-11-18 09:41:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 09:41:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:41:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 09:41:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:41:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:41:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:41:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:41:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:41:24,121 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:41:24,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:24 BoogieIcfgContainer [2018-11-18 09:41:24,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:41:24,121 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:41:24,121 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:41:24,127 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:41:24,128 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:24" (1/1) ... [2018-11-18 09:41:24,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:41:24,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:24,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 09:41:24,159 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 09:41:24,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:41:24,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:24,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:24,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 09:41:24,232 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 09:41:24,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 09:41:24,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:41:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:41:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:41:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:41:24,318 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 09:41:24,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:41:24 ImpRootNode [2018-11-18 09:41:24,340 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:41:24,340 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:41:24,340 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:41:24,341 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:41:24,341 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:24" (3/4) ... [2018-11-18 09:41:24,344 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:41:24,344 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:41:24,345 INFO L168 Benchmark]: Toolchain (without parser) took 708.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -131.6 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:24,347 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:41:24,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 159.39 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:24,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.77 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:41:24,348 INFO L168 Benchmark]: Boogie Preprocessor took 53.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:24,348 INFO L168 Benchmark]: RCFGBuilder took 246.69 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:24,349 INFO L168 Benchmark]: CodeCheck took 218.81 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:24,349 INFO L168 Benchmark]: Witness Printer took 4.04 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. [2018-11-18 09:41:24,352 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, 25 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: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 23, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L75] float x = 0.0f; [L76] CALL, EXPR round_float(x) [L13] __uint32_t w; [L15] int exponent_less_127; [L18] FCALL ieee_float_shape_type gf_u; [L19] FCALL gf_u.value = (x) [L20] EXPR, FCALL gf_u.word [L20] (w) = gf_u.word [L21] COND FALSE !(0) [L23] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L25] COND FALSE !(exponent_less_127 < 23) [L41] COND FALSE !(exponent_less_127 == 128) [L45] RET return x; [L76] EXPR round_float(x) [L76] float res = round_float(x); [L79] EXPR res == 0.0f && __signbit_float(res) == 0 [L79] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L80] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 159.39 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.77 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 246.69 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 218.81 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.04 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 0.1.23-5842f4b [2018-11-18 09:41:25,692 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:41:25,693 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:41:25,700 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:41:25,700 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:41:25,701 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:41:25,701 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:41:25,703 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:41:25,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:41:25,704 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:41:25,705 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:41:25,705 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:41:25,706 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:41:25,706 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:41:25,707 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:41:25,708 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:41:25,708 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:41:25,709 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:41:25,711 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:41:25,712 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:41:25,712 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:41:25,713 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:41:25,715 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:41:25,715 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:41:25,715 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:41:25,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:41:25,716 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:41:25,717 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:41:25,717 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:41:25,718 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:41:25,718 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:41:25,719 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:41:25,719 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:41:25,719 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:41:25,720 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:41:25,720 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:41:25,720 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 09:41:25,731 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:41:25,731 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:41:25,731 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:41:25,732 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:41:25,732 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:41:25,732 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:41:25,732 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:41:25,732 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:41:25,733 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:41:25,734 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:41:25,734 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:41:25,734 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:41:25,734 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:41:25,734 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:41:25,734 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:41:25,735 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:41:25,735 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:41:25,735 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:41:25,735 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:41:25,735 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:41:25,735 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 09:41:25,735 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:41:25,735 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:41:25,736 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:41:25,736 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:41:25,736 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_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2018-11-18 09:41:25,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:41:25,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:41:25,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:41:25,778 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:41:25,778 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:41:25,779 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-18 09:41:25,820 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/26ba079b0/c4ba74d99b8e4ff5b26c0565eaba07a5/FLAGb2b487420 [2018-11-18 09:41:26,210 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:41:26,211 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-18 09:41:26,216 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/26ba079b0/c4ba74d99b8e4ff5b26c0565eaba07a5/FLAGb2b487420 [2018-11-18 09:41:26,225 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/data/26ba079b0/c4ba74d99b8e4ff5b26c0565eaba07a5 [2018-11-18 09:41:26,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:41:26,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:41:26,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:41:26,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:41:26,231 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:41:26,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d86102c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26, skipping insertion in model container [2018-11-18 09:41:26,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:41:26,252 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:41:26,367 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:41:26,371 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:41:26,389 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:41:26,404 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:41:26,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26 WrapperNode [2018-11-18 09:41:26,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:41:26,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:41:26,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:41:26,405 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:41:26,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:41:26,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:41:26,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:41:26,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:41:26,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:41:26,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:41:26,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:41:26,457 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:41:26,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/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 [2018-11-18 09:41:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 09:41:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:41:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 09:41:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:41:26,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:41:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 09:41:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 09:41:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:41:26,852 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:41:26,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:26 BoogieIcfgContainer [2018-11-18 09:41:26,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:41:26,853 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:41:26,853 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:41:26,861 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:41:26,861 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:26" (1/1) ... [2018-11-18 09:41:26,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:41:26,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 09:41:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 09:41:26,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:41:26,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:26,930 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:41:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:26,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:41:26,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 09:41:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 09:41:26,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 09:41:26,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:26,967 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:41:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:26,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:41:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:27,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:27,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-18 09:41:27,137 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-18 09:41:27,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 09:41:27,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:27,138 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:41:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:27,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:41:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-18 09:41:27,547 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-18 09:41:27,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 09:41:27,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:27,548 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:41:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:27,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:41:27,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:27,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:27,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-18 09:41:27,562 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-18 09:41:27,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 09:41:27,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:27,563 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:41:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:27,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:41:27,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:27,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-11-18 09:41:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-18 09:41:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 09:41:27,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:27,999 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:41:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:28,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:41:28,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:28,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:28,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-18 09:41:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-18 09:41:28,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 09:41:28,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:28,017 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:41:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:28,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:41:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:28,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-18 09:41:28,466 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-18 09:41:28,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:41:28,466 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-18 09:41:28,473 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:41:28,510 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 09:41:28,516 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:41:28,516 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 09:41:28,516 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 09:41:28,517 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 09:41:28,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:41:28 ImpRootNode [2018-11-18 09:41:28,517 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:41:28,517 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:41:28,517 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:41:28,518 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:41:28,518 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:26" (3/4) ... [2018-11-18 09:41:28,520 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:41:28,526 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-18 09:41:28,526 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:41:28,526 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 09:41:28,526 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:41:28,542 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-11-18 09:41:28,559 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2c0c1ded-0da5-4bbb-b048-5ff4b78e69c5/bin-2019/ukojak/witness.graphml [2018-11-18 09:41:28,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:41:28,560 INFO L168 Benchmark]: Toolchain (without parser) took 2332.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 949.7 MB in the beginning and 936.6 MB in the end (delta: 13.1 MB). Peak memory consumption was 173.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:28,561 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. [2018-11-18 09:41:28,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 175.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:28,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.91 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. [2018-11-18 09:41:28,562 INFO L168 Benchmark]: Boogie Preprocessor took 23.48 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. [2018-11-18 09:41:28,562 INFO L168 Benchmark]: RCFGBuilder took 396.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:28,563 INFO L168 Benchmark]: CodeCheck took 1663.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.6 MB in the end (delta: 186.9 MB). Peak memory consumption was 186.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:41:28,563 INFO L168 Benchmark]: Witness Printer took 42.15 ms. Allocated memory is still 1.2 GB. Free memory is still 936.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:41:28,565 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, 25 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1340 SDtfs, 478 SDslu, 340 SDs, 0 SdLazy, 1964 SolverSat, 546 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 663 GetRequests, 621 SyntacticMatches, 6 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 1 QuantifiedInterpolants, 3471 SizeOfPredicates, 31 NumberOfNonLiveVariables, 213 ConjunctsInSsa, 45 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: 80]: 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: 12]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * 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 175.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.91 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 23.48 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 396.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * CodeCheck took 1663.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.6 MB in the end (delta: 186.9 MB). Peak memory consumption was 186.9 MB. Max. memory is 11.5 GB. * Witness Printer took 42.15 ms. Allocated memory is still 1.2 GB. Free memory is still 936.6 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...