./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80f5f1ccd9454019e5b231b920d368e18867583c ............................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80f5f1ccd9454019e5b231b920d368e18867583c ............................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 02:51:30,069 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:51:30,070 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:51:30,078 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:51:30,079 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:51:30,079 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:51:30,080 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:51:30,081 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:51:30,082 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:51:30,082 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:51:30,083 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:51:30,083 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:51:30,084 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:51:30,085 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:51:30,085 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:51:30,086 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:51:30,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:51:30,088 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:51:30,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:51:30,090 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:51:30,091 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:51:30,091 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:51:30,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:51:30,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:51:30,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:51:30,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:51:30,094 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:51:30,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:51:30,095 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:51:30,096 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:51:30,096 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:51:30,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:51:30,097 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:51:30,097 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:51:30,098 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:51:30,098 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:51:30,098 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 02:51:30,106 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:51:30,106 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:51:30,107 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:51:30,107 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:51:30,107 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:51:30,107 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:51:30,108 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:51:30,108 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:51:30,108 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:51:30,108 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:51:30,108 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:51:30,108 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:51:30,109 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:51:30,109 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:51:30,109 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:51:30,109 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:51:30,109 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:51:30,109 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:51:30,110 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:51:30,110 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:51:30,110 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:51:30,110 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:51:30,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:51:30,110 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:51:30,110 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:51:30,111 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:51:30,111 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 02:51:30,111 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:51:30,111 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:51:30,111 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_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f5f1ccd9454019e5b231b920d368e18867583c [2018-12-02 02:51:30,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:51:30,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:51:30,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:51:30,143 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:51:30,144 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:51:30,144 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-12-02 02:51:30,178 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/1e2fe4716/2e4beba0b05e46aa8db193f5e8d076e2/FLAGc34d6e22b [2018-12-02 02:51:30,600 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:51:30,600 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-12-02 02:51:30,604 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/1e2fe4716/2e4beba0b05e46aa8db193f5e8d076e2/FLAGc34d6e22b [2018-12-02 02:51:30,612 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/1e2fe4716/2e4beba0b05e46aa8db193f5e8d076e2 [2018-12-02 02:51:30,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:51:30,615 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:51:30,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:51:30,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:51:30,617 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:51:30,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1441f7a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30, skipping insertion in model container [2018-12-02 02:51:30,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:51:30,640 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:51:30,754 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:51:30,756 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:51:30,784 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:51:30,829 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:51:30,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30 WrapperNode [2018-12-02 02:51:30,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:51:30,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:51:30,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:51:30,830 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:51:30,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:51:30,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:51:30,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:51:30,864 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:51:30,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... [2018-12-02 02:51:30,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:51:30,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:51:30,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:51:30,892 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:51:30,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/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 [2018-12-02 02:51:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 02:51:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 02:51:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 02:51:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:51:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:51:30,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:51:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 02:51:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 02:51:31,264 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:51:31,264 INFO L280 CfgBuilder]: Removed 30 assue(true) statements. [2018-12-02 02:51:31,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:51:31 BoogieIcfgContainer [2018-12-02 02:51:31,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:51:31,265 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:51:31,265 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:51:31,272 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:51:31,272 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:51:31" (1/1) ... [2018-12-02 02:51:31,279 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:51:31,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:51:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2018-12-02 02:51:31,302 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2018-12-02 02:51:31,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 02:51:31,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:51:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:51:31,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:51:31,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:51:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-12-02 02:51:31,392 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-12-02 02:51:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 02:51:31,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:51:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:51:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:51:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:51:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:51:31,466 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 02:51:31,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:51:31 ImpRootNode [2018-12-02 02:51:31,487 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:51:31,487 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:51:31,487 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:51:31,487 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:51:31,488 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:51:31" (3/4) ... [2018-12-02 02:51:31,490 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 02:51:31,490 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:51:31,491 INFO L168 Benchmark]: Toolchain (without parser) took 876.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -52.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:51:31,492 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:51:31,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -136.6 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:51:31,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:51:31,492 INFO L168 Benchmark]: Boogie Preprocessor took 27.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:51:31,493 INFO L168 Benchmark]: RCFGBuilder took 372.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:51:31,493 INFO L168 Benchmark]: CodeCheck took 222.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:51:31,493 INFO L168 Benchmark]: Witness Printer took 3.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:51:31,495 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, 60 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 198]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someUnaryDOUBLEoperation at line 111, overapproximation of bitwiseAnd at line 125, overapproximation of someUnaryFLOAToperation at line 109, overapproximation of someBinaryArithmeticFLOAToperation at line 128. Possible FailurePath: [L24] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L107-L115] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L193] float x = -0.0f; [L118] float t, w, p, q, c, r, s; [L119] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L121] ieee_float_shape_type gf_u; [L122] gf_u.value = (x) [L123] EXPR gf_u.word [L123] (hx) = gf_u.word [L125] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L126] COND TRUE ix == 0x3f800000 [L128] return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L194] float res = __ieee754_asinf(x); [L197] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L197] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L198] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 214.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -136.6 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 372.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * CodeCheck took 222.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. 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 0.1.23-635dfa2 [2018-12-02 02:51:32,816 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:51:32,817 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:51:32,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:51:32,824 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:51:32,824 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:51:32,825 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:51:32,825 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:51:32,826 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:51:32,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:51:32,827 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:51:32,827 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:51:32,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:51:32,828 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:51:32,829 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:51:32,829 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:51:32,829 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:51:32,830 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:51:32,831 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:51:32,832 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:51:32,832 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:51:32,833 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:51:32,834 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:51:32,834 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:51:32,834 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:51:32,835 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:51:32,835 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:51:32,835 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:51:32,836 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:51:32,836 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:51:32,836 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:51:32,837 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:51:32,837 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:51:32,837 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:51:32,837 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:51:32,838 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:51:32,838 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 02:51:32,845 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:51:32,845 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:51:32,846 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:51:32,846 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:51:32,846 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:51:32,846 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:51:32,847 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:51:32,847 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:51:32,848 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:51:32,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:51:32,848 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:51:32,848 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 02:51:32,849 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 02:51:32,849 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:51:32,849 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 02:51:32,849 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 02:51:32,849 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_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f5f1ccd9454019e5b231b920d368e18867583c [2018-12-02 02:51:32,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:51:32,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:51:32,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:51:32,877 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:51:32,877 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:51:32,878 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-12-02 02:51:32,916 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/cd26ef188/77c88b91c9ab4d90a0a687d99f2b6234/FLAG522bfe17b [2018-12-02 02:51:33,236 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:51:33,237 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/sv-benchmarks/c/float-newlib/float_req_bl_0270a_true-unreach-call.c [2018-12-02 02:51:33,242 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/cd26ef188/77c88b91c9ab4d90a0a687d99f2b6234/FLAG522bfe17b [2018-12-02 02:51:33,249 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/data/cd26ef188/77c88b91c9ab4d90a0a687d99f2b6234 [2018-12-02 02:51:33,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:51:33,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:51:33,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:51:33,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:51:33,254 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:51:33,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736e3ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33, skipping insertion in model container [2018-12-02 02:51:33,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:51:33,274 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:51:33,390 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:51:33,394 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:51:33,424 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:51:33,440 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:51:33,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33 WrapperNode [2018-12-02 02:51:33,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:51:33,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:51:33,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:51:33,441 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:51:33,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:51:33,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:51:33,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:51:33,510 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:51:33,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... [2018-12-02 02:51:33,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:51:33,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:51:33,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:51:33,542 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:51:33,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/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 [2018-12-02 02:51:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 02:51:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:51:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 02:51:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:51:33,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:51:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 02:51:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 02:51:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 02:51:33,691 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:51:44,628 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:51:54,750 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:51:59,777 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:52:09,908 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:52:31,204 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:52:31,205 INFO L280 CfgBuilder]: Removed 30 assue(true) statements. [2018-12-02 02:52:31,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:52:31 BoogieIcfgContainer [2018-12-02 02:52:31,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:52:31,205 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:52:31,205 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:52:31,211 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:52:31,211 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:52:31" (1/1) ... [2018-12-02 02:52:31,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:52:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2018-12-02 02:52:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2018-12-02 02:52:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 02:52:31,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:31,272 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:31,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:31,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:31,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-12-02 02:52:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-12-02 02:52:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 02:52:31,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:31,307 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:31,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:32,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-12-02 02:52:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-12-02 02:52:32,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 02:52:32,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:32,104 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:32,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:32,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2018-12-02 02:52:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2018-12-02 02:52:32,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 02:52:32,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:32,746 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:33,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:44,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2018-12-02 02:52:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2018-12-02 02:52:44,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 02:52:44,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:44,346 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:44,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:44,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:50,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 48 states and 71 transitions. [2018-12-02 02:52:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 71 transitions. [2018-12-02 02:52:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 02:52:50,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:50,894 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:50,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:50,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2018-12-02 02:52:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2018-12-02 02:52:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 02:52:50,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:50,920 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:50,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:51,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 53 states and 74 transitions. [2018-12-02 02:52:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2018-12-02 02:52:51,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 02:52:51,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:51,368 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:51,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:51,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2018-12-02 02:52:51,400 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2018-12-02 02:52:51,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 02:52:51,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:51,402 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:51,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:51,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:54,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2018-12-02 02:52:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2018-12-02 02:52:54,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 02:52:54,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:54,686 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:54,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:54,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-12-02 02:52:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-12-02 02:52:54,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 02:52:54,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:54,728 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:54,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:54,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2018-12-02 02:52:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2018-12-02 02:52:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 02:52:54,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:54,769 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:54,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:54,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:54,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2018-12-02 02:52:54,799 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2018-12-02 02:52:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 02:52:54,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:52:54,800 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:52:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:52:55,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:52:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:52:57,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:52:57,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-02 02:52:57,341 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-02 02:52:57,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 02:52:57,342 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2018-12-02 02:52:57,348 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 02:52:57,453 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 02:52:57,455 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-02 02:52:57,458 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,459 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,459 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,459 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,461 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 02:52:57,461 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 02:52:57,462 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 02:52:57,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:52:57 ImpRootNode [2018-12-02 02:52:57,462 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:52:57,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:52:57,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:52:57,462 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:52:57,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:52:31" (3/4) ... [2018-12-02 02:52:57,465 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 02:52:57,471 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 02:52:57,471 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 02:52:57,488 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result [2018-12-02 02:52:57,504 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0d77e010-5fb0-455f-b43f-cc2d5daecb44/bin-2019/ukojak/witness.graphml [2018-12-02 02:52:57,505 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:52:57,505 INFO L168 Benchmark]: Toolchain (without parser) took 84253.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 71.3 MB. Max. memory is 11.5 GB. [2018-12-02 02:52:57,506 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:52:57,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.15 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:52:57,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -211.1 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:52:57,506 INFO L168 Benchmark]: Boogie Preprocessor took 31.56 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. [2018-12-02 02:52:57,507 INFO L168 Benchmark]: RCFGBuilder took 57663.68 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: 60.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:52:57,507 INFO L168 Benchmark]: CodeCheck took 26256.67 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -12.2 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:52:57,507 INFO L168 Benchmark]: Witness Printer took 42.43 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:52:57,508 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, 60 locations, 1 error locations. SAFE Result, 26.1s OverallTime, 14 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 80576 SDtfs, 24348 SDslu, 11496 SDs, 0 SdLazy, 97536 SolverSat, 28900 SolverUnsat, 1024 SolverUnknown, 0 SolverNotchecked, 182.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1939 GetRequests, 1879 SyntacticMatches, 8 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 247 NumberOfCodeBlocks, 247 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 234 ConstructedInterpolants, 7 QuantifiedInterpolants, 14851 SizeOfPredicates, 37 NumberOfNonLiveVariables, 879 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 198]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant [2018-12-02 02:52:57,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,510 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,510 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,510 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:52:57,510 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x && one_asin == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_asin - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.15 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 68.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -211.1 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.56 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. * RCFGBuilder took 57663.68 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: 60.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 11.5 GB. * CodeCheck took 26256.67 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -12.2 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * Witness Printer took 42.43 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...