./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1011a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1011a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/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 887f0640b1b5afa2d39789f5b16e950cef616033 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1011a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/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 887f0640b1b5afa2d39789f5b16e950cef616033 ................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 14:02:00,789 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:02:00,791 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:02:00,797 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:02:00,797 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:02:00,798 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:02:00,799 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:02:00,800 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:02:00,801 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:02:00,802 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:02:00,802 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:02:00,803 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:02:00,803 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:02:00,804 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:02:00,805 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:02:00,806 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:02:00,807 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:02:00,808 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:02:00,810 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:02:00,811 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:02:00,811 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:02:00,812 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:02:00,814 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:02:00,814 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:02:00,814 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:02:00,815 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:02:00,815 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:02:00,816 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:02:00,817 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:02:00,818 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:02:00,818 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:02:00,819 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:02:00,819 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:02:00,819 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:02:00,820 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:02:00,820 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:02:00,820 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 14:02:00,827 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:02:00,827 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:02:00,828 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:02:00,828 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 14:02:00,828 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:02:00,829 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:02:00,829 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:02:00,829 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:02:00,829 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:02:00,829 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:02:00,829 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:02:00,829 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:02:00,829 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:02:00,830 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:02:00,830 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:02:00,830 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:02:00,830 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:02:00,830 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:02:00,830 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 14:02:00,830 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 14:02:00,830 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:02:00,831 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:02:00,831 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 14:02:00,831 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:02:00,831 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:02:00,831 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:02:00,831 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 14:02:00,831 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:02:00,831 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:02:00,832 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_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/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 -> 887f0640b1b5afa2d39789f5b16e950cef616033 [2018-11-23 14:02:00,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:02:00,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:02:00,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:02:00,867 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:02:00,867 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:02:00,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1011a_true-unreach-call.c [2018-11-23 14:02:00,908 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/5e5ffd1d6/bcbe277f185a43c3858f1d3469150ed1/FLAG346e23dd5 [2018-11-23 14:02:01,245 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:02:01,245 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/sv-benchmarks/c/float-newlib/float_req_bl_1011a_true-unreach-call.c [2018-11-23 14:02:01,250 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/5e5ffd1d6/bcbe277f185a43c3858f1d3469150ed1/FLAG346e23dd5 [2018-11-23 14:02:01,672 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/5e5ffd1d6/bcbe277f185a43c3858f1d3469150ed1 [2018-11-23 14:02:01,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:02:01,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:02:01,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:02:01,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:02:01,679 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:02:01,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@458fef2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01, skipping insertion in model container [2018-11-23 14:02:01,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:02:01,708 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:02:01,823 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:02:01,826 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:02:01,840 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:02:01,856 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:02:01,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01 WrapperNode [2018-11-23 14:02:01,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:02:01,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:02:01,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:02:01,857 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:02:01,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:02:01,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:02:01,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:02:01,884 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:02:01,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... [2018-11-23 14:02:01,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:02:01,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:02:01,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:02:01,950 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:02:01,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/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 [2018-11-23 14:02:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 14:02:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 14:02:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 14:02:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:02:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:02:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:02:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 14:02:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 14:02:02,206 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:02:02,206 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-23 14:02:02,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:02:02 BoogieIcfgContainer [2018-11-23 14:02:02,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:02:02,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 14:02:02,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 14:02:02,219 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 14:02:02,219 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:02:02" (1/1) ... [2018-11-23 14:02:02,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:02:02,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-11-23 14:02:02,259 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-11-23 14:02:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 14:02:02,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:02:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-11-23 14:02:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-11-23 14:02:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 14:02:02,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 14:02:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 14:02:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 14:02:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 14:02:02,455 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0;main_~x~0 := 0.0;fabs_float_#in~x := main_~x~0;havoc fabs_float_#res;havoc fabs_float_#t~mem0, fabs_float_#t~union1, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, fabs_float_#t~mem2, fabs_float_#t~union3, fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, fabs_float_~x, fabs_float_~ix~0;fabs_float_~x := fabs_float_#in~x;havoc fabs_float_~ix~0; VAL [ULTIMATE.start_fabs_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0] [?] call fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(fabs_float_~x, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4);call fabs_float_#t~mem0 := read~int(fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4);fabs_float_~ix~0 := fabs_float_#t~mem0;call write~real(fabs_float_#t~union1, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4);havoc fabs_float_#t~mem0;havoc fabs_float_#t~union1;call ULTIMATE.dealloc(fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset);havoc fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset; VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0] [?] goto; VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0] [?] call fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset := #Ultimate.alloc(4);call write~int(~bitwiseAnd(fabs_float_~ix~0, 2147483647), fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4);call fabs_float_#t~mem2 := read~real(fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4);fabs_float_~x := fabs_float_#t~mem2;call write~int(fabs_float_#t~union3, fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4);havoc fabs_float_#t~union3;havoc fabs_float_#t~mem2;call ULTIMATE.dealloc(fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset);havoc fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset; VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=2.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0] [?] goto; VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=2.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0] [?] fabs_float_#res := fabs_float_~x;main_#t~ret6 := fabs_float_#res;main_~res~0 := main_#t~ret6;havoc main_#t~ret6;main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=2.0, ULTIMATE.start_main_~res~0=2.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0, |ULTIMATE.start_fabs_float_#res|=2.0, |ULTIMATE.start_main_#t~short8|=false] [?] assume !main_#t~short8; VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=2.0, ULTIMATE.start_main_~res~0=2.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0, |ULTIMATE.start_fabs_float_#res|=2.0, |ULTIMATE.start_main_#t~short8|=false] [?] assume !main_#t~short8;havoc main_#t~ret7;havoc main_#t~short8; VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=2.0, ULTIMATE.start_main_~res~0=2.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0, |ULTIMATE.start_fabs_float_#res|=2.0] [?] assume !false; VAL [ULTIMATE.start_fabs_float_~ix~0=1, ULTIMATE.start_fabs_float_~x=2.0, ULTIMATE.start_main_~res~0=2.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fabs_float_#in~x|=0.0, |ULTIMATE.start_fabs_float_#res|=2.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L45] main_~x~0 := 0.0; [L46] fabs_float_#in~x := main_~x~0; [L46] havoc fabs_float_#res; [L46] havoc fabs_float_#t~mem0, fabs_float_#t~union1, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, fabs_float_#t~mem2, fabs_float_#t~union3, fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, fabs_float_~x, fabs_float_~ix~0; [L12-L25] fabs_float_~x := fabs_float_#in~x; [L13] havoc fabs_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_~x=0.0, main_~x~0=0.0] [L15] call fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L16] call write~real(fabs_float_~x, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4); [L17] call fabs_float_#t~mem0 := read~int(fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4); [L17] fabs_float_~ix~0 := fabs_float_#t~mem0; [L17] call write~real(fabs_float_#t~union1, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4); [L17] havoc fabs_float_#t~mem0; [L17] havoc fabs_float_#t~union1; [L15] call ULTIMATE.dealloc(fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset); [L15] havoc fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=0.0, main_~x~0=0.0] [L20] call fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset := #Ultimate.alloc(4); [L21] call write~int(~bitwiseAnd(fabs_float_~ix~0, 2147483647), fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4); [L22] call fabs_float_#t~mem2 := read~real(fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4); [L22] fabs_float_~x := fabs_float_#t~mem2; [L22] call write~int(fabs_float_#t~union3, fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4); [L22] havoc fabs_float_#t~union3; [L22] havoc fabs_float_#t~mem2; [L20] call ULTIMATE.dealloc(fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset); [L20] havoc fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~x~0=0.0] [L24] fabs_float_#res := fabs_float_~x; [L46] main_#t~ret6 := fabs_float_#res; [L46] main_~res~0 := main_#t~ret6; [L46] havoc main_#t~ret6; [L49] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49] assume !main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49-L52] assume !main_#t~short8; [L49] havoc main_#t~ret7; [L49] havoc main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] [L50] assert false; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L45] main_~x~0 := 0.0; [L46] fabs_float_#in~x := main_~x~0; [L46] havoc fabs_float_#res; [L46] havoc fabs_float_#t~mem0, fabs_float_#t~union1, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, fabs_float_#t~mem2, fabs_float_#t~union3, fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, fabs_float_~x, fabs_float_~ix~0; [L12-L25] fabs_float_~x := fabs_float_#in~x; [L13] havoc fabs_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_~x=0.0, main_~x~0=0.0] [L15] call fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L16] call write~real(fabs_float_~x, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4); [L17] call fabs_float_#t~mem0 := read~int(fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4); [L17] fabs_float_~ix~0 := fabs_float_#t~mem0; [L17] call write~real(fabs_float_#t~union1, fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset, 4); [L17] havoc fabs_float_#t~mem0; [L17] havoc fabs_float_#t~union1; [L15] call ULTIMATE.dealloc(fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset); [L15] havoc fabs_float_~#gf_u~0.base, fabs_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=0.0, main_~x~0=0.0] [L20] call fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset := #Ultimate.alloc(4); [L21] call write~int(~bitwiseAnd(fabs_float_~ix~0, 2147483647), fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4); [L22] call fabs_float_#t~mem2 := read~real(fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4); [L22] fabs_float_~x := fabs_float_#t~mem2; [L22] call write~int(fabs_float_#t~union3, fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset, 4); [L22] havoc fabs_float_#t~union3; [L22] havoc fabs_float_#t~mem2; [L20] call ULTIMATE.dealloc(fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset); [L20] havoc fabs_float_~#sf_u~0.base, fabs_float_~#sf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~x~0=0.0] [L24] fabs_float_#res := fabs_float_~x; [L46] main_#t~ret6 := fabs_float_#res; [L46] main_~res~0 := main_#t~ret6; [L46] havoc main_#t~ret6; [L49] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49] assume !main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49-L52] assume !main_#t~short8; [L49] havoc main_#t~ret7; [L49] havoc main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] [L50] assert false; VAL [#NULL.base=0, #NULL.offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L45] main_~x~0 := 0.0; [L46] fabs_float_#in~x := main_~x~0; [L46] havoc fabs_float_#res; [L46] havoc fabs_float_#t~mem0, fabs_float_#t~union1, fabs_float_~#gf_u~0, fabs_float_#t~mem2, fabs_float_#t~union3, fabs_float_~#sf_u~0, fabs_float_~x, fabs_float_~ix~0; [L12-L25] fabs_float_~x := fabs_float_#in~x; [L13] havoc fabs_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_~x=0.0, main_~x~0=0.0] [L15] FCALL call fabs_float_~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(fabs_float_~x, { base: fabs_float_~#gf_u~0!base, offset: fabs_float_~#gf_u~0!offset }, 4); [L17] FCALL call fabs_float_#t~mem0 := read~int({ base: fabs_float_~#gf_u~0!base, offset: fabs_float_~#gf_u~0!offset }, 4); [L17] fabs_float_~ix~0 := fabs_float_#t~mem0; [L17] FCALL call write~real(fabs_float_#t~union1, { base: fabs_float_~#gf_u~0!base, offset: fabs_float_~#gf_u~0!offset }, 4); [L17] havoc fabs_float_#t~mem0; [L17] havoc fabs_float_#t~union1; [L15] FCALL call ULTIMATE.dealloc(fabs_float_~#gf_u~0); [L15] havoc fabs_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=0.0, main_~x~0=0.0] [L20] FCALL call fabs_float_~#sf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~int(~bitwiseAnd(fabs_float_~ix~0, 2147483647), { base: fabs_float_~#sf_u~0!base, offset: fabs_float_~#sf_u~0!offset }, 4); [L22] FCALL call fabs_float_#t~mem2 := read~real({ base: fabs_float_~#sf_u~0!base, offset: fabs_float_~#sf_u~0!offset }, 4); [L22] fabs_float_~x := fabs_float_#t~mem2; [L22] FCALL call write~int(fabs_float_#t~union3, { base: fabs_float_~#sf_u~0!base, offset: fabs_float_~#sf_u~0!offset }, 4); [L22] havoc fabs_float_#t~union3; [L22] havoc fabs_float_#t~mem2; [L20] FCALL call ULTIMATE.dealloc(fabs_float_~#sf_u~0); [L20] havoc fabs_float_~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~x~0=0.0] [L24] fabs_float_#res := fabs_float_~x; [L46] main_#t~ret6 := fabs_float_#res; [L46] main_~res~0 := main_#t~ret6; [L46] havoc main_#t~ret6; [L49] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49] COND FALSE !(main_#t~short8) VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49] COND TRUE !main_#t~short8 [L49] havoc main_#t~ret7; [L49] havoc main_#t~short8; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] [L50] assert false; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L45] main_~x~0 := 0.0; [L46] fabs_float_#in~x := main_~x~0; [L46] havoc fabs_float_#res; [L46] havoc fabs_float_#t~mem0, fabs_float_#t~union1, fabs_float_~#gf_u~0, fabs_float_#t~mem2, fabs_float_#t~union3, fabs_float_~#sf_u~0, fabs_float_~x, fabs_float_~ix~0; [L12-L25] fabs_float_~x := fabs_float_#in~x; [L13] havoc fabs_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_~x=0.0, main_~x~0=0.0] [L15] FCALL call fabs_float_~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(fabs_float_~x, { base: fabs_float_~#gf_u~0!base, offset: fabs_float_~#gf_u~0!offset }, 4); [L17] FCALL call fabs_float_#t~mem0 := read~int({ base: fabs_float_~#gf_u~0!base, offset: fabs_float_~#gf_u~0!offset }, 4); [L17] fabs_float_~ix~0 := fabs_float_#t~mem0; [L17] FCALL call write~real(fabs_float_#t~union1, { base: fabs_float_~#gf_u~0!base, offset: fabs_float_~#gf_u~0!offset }, 4); [L17] havoc fabs_float_#t~mem0; [L17] havoc fabs_float_#t~union1; [L15] FCALL call ULTIMATE.dealloc(fabs_float_~#gf_u~0); [L15] havoc fabs_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=0.0, main_~x~0=0.0] [L20] FCALL call fabs_float_~#sf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~int(~bitwiseAnd(fabs_float_~ix~0, 2147483647), { base: fabs_float_~#sf_u~0!base, offset: fabs_float_~#sf_u~0!offset }, 4); [L22] FCALL call fabs_float_#t~mem2 := read~real({ base: fabs_float_~#sf_u~0!base, offset: fabs_float_~#sf_u~0!offset }, 4); [L22] fabs_float_~x := fabs_float_#t~mem2; [L22] FCALL call write~int(fabs_float_#t~union3, { base: fabs_float_~#sf_u~0!base, offset: fabs_float_~#sf_u~0!offset }, 4); [L22] havoc fabs_float_#t~union3; [L22] havoc fabs_float_#t~mem2; [L20] FCALL call ULTIMATE.dealloc(fabs_float_~#sf_u~0); [L20] havoc fabs_float_~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~x~0=0.0] [L24] fabs_float_#res := fabs_float_~x; [L46] main_#t~ret6 := fabs_float_#res; [L46] main_~res~0 := main_#t~ret6; [L46] havoc main_#t~ret6; [L49] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49] COND FALSE !(main_#t~short8) VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_#t~short8=false, main_~res~0=2.0, main_~x~0=0.0] [L49] COND TRUE !main_#t~short8 [L49] havoc main_#t~ret7; [L49] havoc main_#t~short8; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] [L50] assert false; VAL [#NULL!base=0, #NULL!offset=0, fabs_float_#in~x=0.0, fabs_float_#res=2.0, fabs_float_~ix~0=1, fabs_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L45] ~x~0 := 0.0; [L12-L25] ~x := #in~x; [L13] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0] [L15] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] ~ix~0 := #t~mem0; [L17] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] havoc #t~mem0; [L17] havoc #t~union1; [L15] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L15] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L20] FCALL call ~#sf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~int(~bitwiseAnd(~ix~0, 2147483647), { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L22] FCALL call #t~mem2 := read~real({ base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L22] ~x := #t~mem2; [L22] FCALL call write~int(#t~union3, { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L22] havoc #t~union3; [L22] havoc #t~mem2; [L20] FCALL call ULTIMATE.dealloc(~#sf_u~0); [L20] havoc ~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L24] #res := ~x; [L46] ~res~0 := #t~ret6; [L46] havoc #t~ret6; [L49] #t~short8 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0] [L49] COND FALSE !(#t~short8) VAL [#NULL!base=0, #NULL!offset=0] [L49] COND TRUE !#t~short8 [L49] havoc #t~ret7; [L49] havoc #t~short8; VAL [#NULL!base=0, #NULL!offset=0] [L50] assert false; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L45] ~x~0 := 0.0; [L12-L25] ~x := #in~x; [L13] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0] [L15] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] ~ix~0 := #t~mem0; [L17] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] havoc #t~mem0; [L17] havoc #t~union1; [L15] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L15] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L20] FCALL call ~#sf_u~0 := #Ultimate.alloc(4); [L21] FCALL call write~int(~bitwiseAnd(~ix~0, 2147483647), { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L22] FCALL call #t~mem2 := read~real({ base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L22] ~x := #t~mem2; [L22] FCALL call write~int(#t~union3, { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L22] havoc #t~union3; [L22] havoc #t~mem2; [L20] FCALL call ULTIMATE.dealloc(~#sf_u~0); [L20] havoc ~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L24] #res := ~x; [L46] ~res~0 := #t~ret6; [L46] havoc #t~ret6; [L49] #t~short8 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0] [L49] COND FALSE !(#t~short8) VAL [#NULL!base=0, #NULL!offset=0] [L49] COND TRUE !#t~short8 [L49] havoc #t~ret7; [L49] havoc #t~short8; VAL [#NULL!base=0, #NULL!offset=0] [L50] assert false; VAL [#NULL!base=0, #NULL!offset=0] [L45] float x = 0.0f; [L13] __uint32_t ix; [L15] ieee_float_shape_type gf_u; [L16] gf_u.value = (x) [L17] EXPR gf_u.word [L17] (ix) = gf_u.word [L20] ieee_float_shape_type sf_u; [L21] sf_u.word = (ix & 0x7fffffff) [L22] EXPR sf_u.value [L22] (x) = sf_u.value [L24] return x; [L46] float res = fabs_float(x); [L49] EXPR res == 0.0f && __signbit_float(res) == 0 [L49] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L50] __VERIFIER_error() ----- [2018-11-23 14:02:02,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:02:02 ImpRootNode [2018-11-23 14:02:02,485 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 14:02:02,485 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:02:02,485 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:02:02,485 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:02:02,486 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:02:02" (3/4) ... [2018-11-23 14:02:02,489 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 14:02:02,489 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:02:02,490 INFO L168 Benchmark]: Toolchain (without parser) took 814.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 961.1 MB in the beginning and 1.1 GB in the end (delta: -120.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:02,492 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:02:02,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.08 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 945.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:02,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.24 ms. Allocated memory is still 1.0 GB. Free memory is still 945.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:02:02,493 INFO L168 Benchmark]: Boogie Preprocessor took 65.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:02,494 INFO L168 Benchmark]: RCFGBuilder took 257.38 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: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:02,495 INFO L168 Benchmark]: CodeCheck took 277.45 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: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:02,495 INFO L168 Benchmark]: Witness Printer took 4.53 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. [2018-11-23 14:02:02,498 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, 19 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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: 50]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 49, overapproximation of bitwiseAnd at line 21. Possible FailurePath: [L45] float x = 0.0f; [L13] __uint32_t ix; [L15] ieee_float_shape_type gf_u; [L16] gf_u.value = (x) [L17] EXPR gf_u.word [L17] (ix) = gf_u.word [L20] ieee_float_shape_type sf_u; [L21] sf_u.word = (ix & 0x7fffffff) [L22] EXPR sf_u.value [L22] (x) = sf_u.value [L24] return x; [L46] float res = fabs_float(x); [L49] EXPR res == 0.0f && __signbit_float(res) == 0 [L49] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L50] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 180.08 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 945.0 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 26.24 ms. Allocated memory is still 1.0 GB. Free memory is still 945.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 257.38 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: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * CodeCheck took 277.45 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: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.53 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-aa41828 [2018-11-23 14:02:03,975 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:02:03,976 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:02:03,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:02:03,984 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:02:03,985 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:02:03,985 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:02:03,986 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:02:03,988 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:02:03,988 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:02:03,989 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:02:03,990 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:02:03,990 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:02:03,991 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:02:03,992 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:02:03,992 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:02:03,993 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:02:03,994 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:02:03,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:02:03,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:02:03,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:02:03,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:02:04,001 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:02:04,001 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:02:04,002 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:02:04,002 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:02:04,003 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:02:04,004 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:02:04,004 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:02:04,006 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:02:04,006 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:02:04,006 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:02:04,006 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:02:04,007 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:02:04,007 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:02:04,008 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:02:04,008 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 14:02:04,020 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:02:04,020 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:02:04,021 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:02:04,021 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 14:02:04,021 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:02:04,021 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:02:04,022 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:02:04,022 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:02:04,022 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:02:04,022 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:02:04,022 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:02:04,022 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:02:04,022 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:02:04,022 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 14:02:04,023 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 14:02:04,023 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:02:04,023 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:02:04,023 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:02:04,023 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:02:04,023 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 14:02:04,023 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 14:02:04,024 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:02:04,024 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:02:04,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 14:02:04,024 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:02:04,024 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:02:04,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:02:04,025 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 14:02:04,025 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 14:02:04,025 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:02:04,025 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 14:02:04,025 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 14:02:04,026 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_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/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 -> 887f0640b1b5afa2d39789f5b16e950cef616033 [2018-11-23 14:02:04,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:02:04,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:02:04,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:02:04,066 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:02:04,066 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:02:04,067 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1011a_true-unreach-call.c [2018-11-23 14:02:04,103 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/46d278a01/5c1460db915941e2b080c2f449ebc838/FLAGaeabc345c [2018-11-23 14:02:04,416 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:02:04,417 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/sv-benchmarks/c/float-newlib/float_req_bl_1011a_true-unreach-call.c [2018-11-23 14:02:04,421 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/46d278a01/5c1460db915941e2b080c2f449ebc838/FLAGaeabc345c [2018-11-23 14:02:04,431 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/data/46d278a01/5c1460db915941e2b080c2f449ebc838 [2018-11-23 14:02:04,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:02:04,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:02:04,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:02:04,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:02:04,440 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:02:04,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36936f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04, skipping insertion in model container [2018-11-23 14:02:04,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:02:04,464 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:02:04,591 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:02:04,594 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:02:04,609 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:02:04,628 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:02:04,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04 WrapperNode [2018-11-23 14:02:04,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:02:04,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:02:04,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:02:04,629 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:02:04,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:02:04,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:02:04,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:02:04,655 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:02:04,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:02:04,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:02:04,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:02:04,674 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:02:04,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:02:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/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 [2018-11-23 14:02:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 14:02:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:02:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 14:02:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:02:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:02:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 14:02:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 14:02:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 14:02:04,897 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 14:02:04,920 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 14:02:04,959 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:02:04,960 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-23 14:02:04,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:02:04 BoogieIcfgContainer [2018-11-23 14:02:04,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:02:04,961 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 14:02:04,961 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 14:02:04,971 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 14:02:04,972 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:02:04" (1/1) ... [2018-11-23 14:02:04,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:02:04,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:05,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-11-23 14:02:05,004 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-11-23 14:02:05,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 14:02:05,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:05,041 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 14:02:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:05,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:02:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:02:05,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-11-23 14:02:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-11-23 14:02:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 14:02:05,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:05,073 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 14:02:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:05,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:02:05,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:02:05,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-11-23 14:02:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-11-23 14:02:05,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 14:02:05,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:05,237 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 14:02:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:05,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:02:05,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:02:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:05,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-11-23 14:02:05,258 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-11-23 14:02:05,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 14:02:05,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:05,260 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 14:02:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:05,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:02:05,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:02:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:05,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-11-23 14:02:05,567 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-11-23 14:02:05,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:02:05,568 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-23 14:02:05,577 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 14:02:05,614 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 14:02:05,623 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 14:02:05,623 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 14:02:05,624 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:02:05,624 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 14:02:05,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:02:05 ImpRootNode [2018-11-23 14:02:05,625 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 14:02:05,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:02:05,626 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:02:05,626 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:02:05,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:02:04" (3/4) ... [2018-11-23 14:02:05,630 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:02:05,640 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 14:02:05,640 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:02:05,640 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:02:05,676 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f48ca3e2-f46f-44e0-8ced-c8c6f0d664a0/bin-2019/ukojak/witness.graphml [2018-11-23 14:02:05,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:02:05,678 INFO L168 Benchmark]: Toolchain (without parser) took 1241.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -120.4 MB). Peak memory consumption was 48.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:05,679 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:02:05,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.41 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. [2018-11-23 14:02:05,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.50 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. [2018-11-23 14:02:05,681 INFO L168 Benchmark]: Boogie Preprocessor took 18.98 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. [2018-11-23 14:02:05,681 INFO L168 Benchmark]: RCFGBuilder took 286.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -205.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:05,681 INFO L168 Benchmark]: CodeCheck took 664.48 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: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. [2018-11-23 14:02:05,682 INFO L168 Benchmark]: Witness Printer took 51.36 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. [2018-11-23 14:02:05,685 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, 19 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 38 SDslu, 36 SDs, 0 SdLazy, 172 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 277 GetRequests, 259 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 959 SizeOfPredicates, 19 NumberOfNonLiveVariables, 122 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 50]: 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: 30]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.41 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 25.50 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 18.98 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 286.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -205.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * CodeCheck took 664.48 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: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. * Witness Printer took 51.36 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 proved your program to be correct! Received shutdown request...