./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_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_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/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 04e5b929de4769f01a6c1d571d92eec73b544ab1 ............................................................................................................................................................................................................................................................................ 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_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/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 04e5b929de4769f01a6c1d571d92eec73b544ab1 ............................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:28:11,272 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:28:11,274 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:28:11,282 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:28:11,282 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:28:11,283 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:28:11,283 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:28:11,285 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:28:11,286 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:28:11,286 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:28:11,287 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:28:11,287 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:28:11,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:28:11,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:28:11,289 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:28:11,290 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:28:11,291 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:28:11,292 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:28:11,293 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:28:11,294 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:28:11,295 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:28:11,296 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:28:11,297 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:28:11,297 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:28:11,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:28:11,298 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:28:11,299 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:28:11,299 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:28:11,300 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:28:11,301 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:28:11,301 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:28:11,302 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:28:11,302 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:28:11,302 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:28:11,302 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:28:11,303 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:28:11,303 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:28:11,313 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:28:11,314 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:28:11,314 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:28:11,314 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:28:11,315 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:28:11,315 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:28:11,315 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:28:11,315 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:28:11,315 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:28:11,315 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:28:11,315 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:28:11,316 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:28:11,316 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:28:11,317 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:28:11,317 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:28:11,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:28:11,317 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:28:11,317 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:28:11,317 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:28:11,317 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:28:11,317 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:28:11,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:28:11,317 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_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/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 -> 04e5b929de4769f01a6c1d571d92eec73b544ab1 [2018-12-08 13:28:11,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:28:11,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:28:11,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:28:11,352 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:28:11,352 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:28:11,352 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-08 13:28:11,395 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/224b0fc46/c7fd3803cb4b4eef80a60a7b1db5c197/FLAG5c591d26f [2018-12-08 13:28:11,803 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:28:11,804 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-08 13:28:11,809 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/224b0fc46/c7fd3803cb4b4eef80a60a7b1db5c197/FLAG5c591d26f [2018-12-08 13:28:11,818 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/224b0fc46/c7fd3803cb4b4eef80a60a7b1db5c197 [2018-12-08 13:28:11,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:28:11,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:28:11,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:28:11,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:28:11,824 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:28:11,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:28:11" (1/1) ... [2018-12-08 13:28:11,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1840ea76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:11, skipping insertion in model container [2018-12-08 13:28:11,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:28:11" (1/1) ... [2018-12-08 13:28:11,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:28:11,842 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:28:11,946 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:28:11,950 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:28:11,973 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:28:12,017 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:28:12,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12 WrapperNode [2018-12-08 13:28:12,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:28:12,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:28:12,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:28:12,018 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:28:12,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:28:12,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:28:12,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:28:12,044 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:28:12,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:28:12,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:28:12,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:28:12,064 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:28:12,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/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 [2018-12-08 13:28:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 13:28:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 13:28:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 13:28:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:28:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:28:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:28:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 13:28:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-08 13:28:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:28:12,335 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:28:12,335 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-08 13:28:12,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:28:12 BoogieIcfgContainer [2018-12-08 13:28:12,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:28:12,336 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:28:12,336 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:28:12,343 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:28:12,343 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:28:12" (1/1) ... [2018-12-08 13:28:12,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:28:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:28:12,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-12-08 13:28:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-12-08 13:28:12,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 13:28:12,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:28:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:28:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:28:12,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:28:12,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2018-12-08 13:28:12,450 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2018-12-08 13:28:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 13:28:12,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:28:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:28:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:28:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:28:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:28:12,564 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 13:28:12,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:28:12 ImpRootNode [2018-12-08 13:28:12,593 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:28:12,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:28:12,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:28:12,594 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:28:12,594 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:28:12" (3/4) ... [2018-12-08 13:28:12,597 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 13:28:12,598 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:28:12,598 INFO L168 Benchmark]: Toolchain (without parser) took 777.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -84.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:28:12,599 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:28:12,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 195.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:28:12,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.30 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. [2018-12-08 13:28:12,601 INFO L168 Benchmark]: Boogie Preprocessor took 19.67 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. [2018-12-08 13:28:12,601 INFO L168 Benchmark]: RCFGBuilder took 271.83 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:28:12,602 INFO L168 Benchmark]: CodeCheck took 257.56 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-12-08 13:28:12,602 INFO L168 Benchmark]: Witness Printer took 4.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:28:12,605 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, 39 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 159]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 158. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L154] double x = -0.0; [L65] double w, s1, s2, z; [L66] __int32_t ix, hx, id; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L69] ieee_double_shape_type gh_u; [L70] gh_u.value = (x) [L71] EXPR gh_u.parts.msw [L71] (hx) = gh_u.parts.msw [L73] ix = hx & 0x7fffffff VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L74] COND TRUE ix >= 0x44100000 [L75] __uint32_t low; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L77] ieee_double_shape_type gl_u; [L78] gl_u.value = (x) [L79] EXPR gl_u.parts.lsw [L79] (low) = gl_u.parts.lsw [L81] COND TRUE ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0)) [L82] return x + x; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L155] double res = atan_double(x); [L158] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L158] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L159] __VERIFIER_error() VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 195.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.30 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. * Boogie Preprocessor took 19.67 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. * RCFGBuilder took 271.83 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * CodeCheck took 257.56 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 0.1.23-635dfa2 [2018-12-08 13:28:13,834 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:28:13,835 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:28:13,842 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:28:13,843 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:28:13,843 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:28:13,844 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:28:13,845 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:28:13,846 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:28:13,846 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:28:13,847 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:28:13,847 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:28:13,847 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:28:13,848 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:28:13,848 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:28:13,849 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:28:13,849 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:28:13,850 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:28:13,851 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:28:13,852 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:28:13,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:28:13,853 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:28:13,854 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:28:13,854 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:28:13,854 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:28:13,854 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:28:13,855 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:28:13,855 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:28:13,856 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:28:13,856 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:28:13,856 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:28:13,857 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:28:13,857 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:28:13,857 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:28:13,857 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:28:13,858 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:28:13,858 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 13:28:13,865 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:28:13,865 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:28:13,865 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:28:13,866 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:28:13,866 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:28:13,866 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:28:13,866 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:28:13,866 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 13:28:13,867 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:28:13,868 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:28:13,868 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:28:13,868 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:28:13,868 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:28:13,868 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:28:13,868 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:28:13,868 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:28:13,868 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:28:13,869 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:28:13,869 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:28:13,869 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:28:13,869 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 13:28:13,869 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 13:28:13,869 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:28:13,869 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 13:28:13,869 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 13:28:13,870 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_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/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 -> 04e5b929de4769f01a6c1d571d92eec73b544ab1 [2018-12-08 13:28:13,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:28:13,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:28:13,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:28:13,902 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:28:13,903 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:28:13,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-08 13:28:13,945 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/4ee588a29/a871cffff759472aa384cf21b0b3c1ad/FLAGefd7f6470 [2018-12-08 13:28:14,334 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:28:14,334 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-08 13:28:14,338 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/4ee588a29/a871cffff759472aa384cf21b0b3c1ad/FLAGefd7f6470 [2018-12-08 13:28:14,346 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/data/4ee588a29/a871cffff759472aa384cf21b0b3c1ad [2018-12-08 13:28:14,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:28:14,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:28:14,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:28:14,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:28:14,351 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:28:14,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d64a324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14, skipping insertion in model container [2018-12-08 13:28:14,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:28:14,369 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:28:14,478 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:28:14,484 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:28:14,516 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:28:14,535 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:28:14,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14 WrapperNode [2018-12-08 13:28:14,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:28:14,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:28:14,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:28:14,536 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:28:14,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:28:14,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:28:14,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:28:14,597 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:28:14,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... [2018-12-08 13:28:14,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:28:14,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:28:14,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:28:14,621 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:28:14,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:28:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/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 [2018-12-08 13:28:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-08 13:28:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-08 13:28:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-08 13:28:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:28:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 13:28:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:28:14,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:28:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 13:28:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:28:14,784 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:28:14,818 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:28:14,851 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:28:15,403 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:28:15,423 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:28:59,482 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:31:46,467 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:31:46,467 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-08 13:31:46,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:31:46 BoogieIcfgContainer [2018-12-08 13:31:46,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:31:46,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:31:46,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:31:46,476 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:31:46,476 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:31:46" (1/1) ... [2018-12-08 13:31:46,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:31:46,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-12-08 13:31:46,506 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-12-08 13:31:46,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 13:31:46,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:46,540 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:31:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:46,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:31:46,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:31:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:46,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2018-12-08 13:31:46,607 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2018-12-08 13:31:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 13:31:46,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:46,609 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:31:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:46,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:31:46,706 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:31:46,707 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:31:46,711 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-08 13:31:46,742 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 13:31:46,743 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 29 [2018-12-08 13:31:46,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 13:31:46,755 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-08 13:31:46,759 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 13:31:46,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-08 13:31:46,760 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-08 13:31:46,762 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 13:31:46,764 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 13:31:46,770 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-08 13:31:46,770 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:15 [2018-12-08 13:31:46,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:31:46,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-12-08 13:31:46,999 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-12-08 13:31:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 13:31:46,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:47,000 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:31:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:47,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:31:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:32:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:32:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-12-08 13:32:11,991 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-12-08 13:32:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 13:32:11,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:32:11,992 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:32:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:32:13,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:32:13,855 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:32:13,856 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:32:13,857 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-08 13:32:13,863 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 13:32:13,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-12-08 13:32:13,865 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 13:32:13,879 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-08 13:32:13,883 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 13:32:13,884 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-08 13:32:13,884 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-08 13:32:13,887 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 13:32:13,888 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 13:32:13,895 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-08 13:32:13,895 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:15 [2018-12-08 13:32:13,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:32:14,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:32:14,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-08 13:32:14,057 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-08 13:32:14,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 13:32:14,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:32:14,058 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:32:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:32:14,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:32:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:32:14,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:32:14,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-12-08 13:32:14,111 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-12-08 13:32:14,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 13:32:14,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:32:14,112 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:32:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:32:15,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:32:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:32:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:32:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-12-08 13:32:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-12-08 13:32:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 13:32:17,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:32:17,491 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:32:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:32:17,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:32:17,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:32:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:32:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-08 13:32:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-08 13:32:18,536 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:32:18,536 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-08 13:32:18,542 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:32:18,672 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-08 13:32:18,674 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,675 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,675 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,675 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,679 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,679 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,679 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,680 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,680 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 13:32:18,681 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 13:32:18,681 INFO L583 CodeCheckObserver]: Invariant with dag size 14 [2018-12-08 13:32:18,682 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:32:18,682 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:32:18,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:32:18,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:32:18,683 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:32:18,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:32:18 ImpRootNode [2018-12-08 13:32:18,684 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:32:18,684 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:32:18,684 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:32:18,684 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:32:18,685 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:31:46" (3/4) ... [2018-12-08 13:32:18,687 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:32:18,694 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-08 13:32:18,694 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 13:32:18,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result [2018-12-08 13:32:18,713 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_81 : bv64 :: ~fp~LONGDOUBLE(v_prenex_81[63:63], v_prenex_81[62:52], v_prenex_81[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && v_prenex_81[63:32] == msw) [2018-12-08 13:32:18,739 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_64a9b8c1-361f-4dd1-934a-bf4f7e2ff35c/bin-2019/ukojak/witness.graphml [2018-12-08 13:32:18,739 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:32:18,740 INFO L168 Benchmark]: Toolchain (without parser) took 244391.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.8 MB). Peak memory consumption was 594.6 kB. Max. memory is 11.5 GB. [2018-12-08 13:32:18,740 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-08 13:32:18,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.22 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:18,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -201.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:18,741 INFO L168 Benchmark]: Boogie Preprocessor took 23.60 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. [2018-12-08 13:32:18,741 INFO L168 Benchmark]: RCFGBuilder took 211846.70 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: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:18,741 INFO L168 Benchmark]: CodeCheck took 32215.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:32:18,741 INFO L168 Benchmark]: Witness Printer took 55.32 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:18,742 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, 39 locations, 1 error locations. SAFE Result, 32.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1524 SDtfs, 630 SDslu, 404 SDs, 0 SdLazy, 2198 SolverSat, 472 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 103.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 729 GetRequests, 684 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 10 QuantifiedInterpolants, 4937 SizeOfPredicates, 30 NumberOfNonLiveVariables, 747 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 159]: 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: 137]: Loop Invariant [2018-12-08 13:32:18,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-08 13:32:18,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] Derived loop invariant: (\exists v_prenex_81 : bv64 :: ~fp~LONGDOUBLE(v_prenex_81[63:63], v_prenex_81[62:52], v_prenex_81[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && v_prenex_81[63:32] == msw) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 68]: Loop Invariant [2018-12-08 13:32:18,744 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:32:18,745 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:32:18,745 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:32:18,745 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E300) == huge_atan) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 186.22 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 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 61.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -201.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.60 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 211846.70 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: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. * CodeCheck took 32215.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 55.32 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...