./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/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 1ff4e8ff973f803d8fa94df33d1e2314e0626318 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/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 1ff4e8ff973f803d8fa94df33d1e2314e0626318 ............................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:53:22,281 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:53:22,283 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:53:22,289 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:53:22,289 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:53:22,290 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:53:22,291 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:53:22,292 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:53:22,293 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:53:22,294 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:53:22,295 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:53:22,295 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:53:22,295 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:53:22,296 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:53:22,297 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:53:22,297 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:53:22,298 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:53:22,299 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:53:22,301 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:53:22,302 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:53:22,303 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:53:22,303 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:53:22,305 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:53:22,305 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:53:22,305 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:53:22,306 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:53:22,307 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:53:22,307 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:53:22,308 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:53:22,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:53:22,308 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:53:22,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:53:22,309 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:53:22,309 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:53:22,309 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:53:22,310 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:53:22,310 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 23:53:22,319 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:53:22,319 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:53:22,320 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:53:22,320 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:53:22,321 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:53:22,321 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:53:22,321 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:53:22,321 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:53:22,321 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:53:22,321 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:53:22,322 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:53:22,323 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:53:22,323 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:53:22,323 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:53:22,323 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:53:22,323 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:53:22,323 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:53:22,323 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:53:22,323 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:53:22,324 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 23:53:22,324 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:53:22,324 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:53:22,324 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_551afc52-270e-4b81-98c2-1e67ca86401d/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 -> 1ff4e8ff973f803d8fa94df33d1e2314e0626318 [2018-11-22 23:53:22,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:53:22,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:53:22,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:53:22,359 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:53:22,359 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:53:22,359 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-22 23:53:22,398 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/bfd66709e/1b27281d952c4b20ab2b0525172dee7e/FLAG61ade5346 [2018-11-22 23:53:22,809 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:53:22,809 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-22 23:53:22,814 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/bfd66709e/1b27281d952c4b20ab2b0525172dee7e/FLAG61ade5346 [2018-11-22 23:53:22,823 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/bfd66709e/1b27281d952c4b20ab2b0525172dee7e [2018-11-22 23:53:22,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:53:22,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:53:22,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:53:22,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:53:22,829 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:53:22,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:53:22" (1/1) ... [2018-11-22 23:53:22,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b02929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:22, skipping insertion in model container [2018-11-22 23:53:22,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:53:22" (1/1) ... [2018-11-22 23:53:22,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:53:22,852 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:53:22,980 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:53:22,982 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:53:23,001 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:53:23,014 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:53:23,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23 WrapperNode [2018-11-22 23:53:23,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:53:23,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:53:23,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:53:23,015 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:53:23,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:53:23,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:53:23,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:53:23,091 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:53:23,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:53:23,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:53:23,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:53:23,119 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:53:23,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:53:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-22 23:53:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 23:53:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-22 23:53:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:53:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:53:23,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:53:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 23:53:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 23:53:23,526 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:53:23,526 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-22 23:53:23,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:53:23 BoogieIcfgContainer [2018-11-22 23:53:23,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:53:23,527 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 23:53:23,527 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 23:53:23,537 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 23:53:23,537 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:53:23" (1/1) ... [2018-11-22 23:53:23,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:53:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:23,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-11-22 23:53:23,584 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-11-22 23:53:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-22 23:53:23,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:23,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:53:23,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-11-22 23:53:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-11-22 23:53:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-22 23:53:23,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:53:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:53:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:53:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:53:23,771 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~one_sqrt~0 := 1.0;~tiny_sqrt~0 := 1.0E-30;havoc main_#res;havoc main_#t~nondet5, main_#t~ret6, main_#t~ret7, main_~res~0, main_~x~0;main_~x~0 := main_#t~nondet5;havoc main_#t~nondet5; VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(0.0));__ieee754_sqrtf_#in~x := main_~x~0;havoc __ieee754_sqrtf_#res;havoc __ieee754_sqrtf_#t~mem0, __ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, __ieee754_sqrtf_#t~post2, __ieee754_sqrtf_#t~mem3, __ieee754_sqrtf_#t~union4, __ieee754_sqrtf_~#sf_u~0.base, __ieee754_sqrtf_~#sf_u~0.offset, __ieee754_sqrtf_~x, __ieee754_sqrtf_~z~0, __ieee754_sqrtf_~r~0, __ieee754_sqrtf_~hx~0, __ieee754_sqrtf_~ix~0, __ieee754_sqrtf_~s~0, __ieee754_sqrtf_~q~0, __ieee754_sqrtf_~m~0, __ieee754_sqrtf_~t~0, __ieee754_sqrtf_~i~0;__ieee754_sqrtf_~x := __ieee754_sqrtf_#in~x;havoc __ieee754_sqrtf_~z~0;havoc __ieee754_sqrtf_~r~0;havoc __ieee754_sqrtf_~hx~0;havoc __ieee754_sqrtf_~ix~0;havoc __ieee754_sqrtf_~s~0;havoc __ieee754_sqrtf_~q~0;havoc __ieee754_sqrtf_~m~0;havoc __ieee754_sqrtf_~t~0;havoc __ieee754_sqrtf_~i~0; VAL [ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] call __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(__ieee754_sqrtf_~x, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4);call __ieee754_sqrtf_#t~mem0 := read~int(__ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4);__ieee754_sqrtf_~ix~0 := (if __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 else __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(__ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4);havoc __ieee754_sqrtf_#t~union1;havoc __ieee754_sqrtf_#t~mem0;call ULTIMATE.dealloc(__ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset);havoc __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset; VAL [ULTIMATE.start___ieee754_sqrtf_~ix~0=4096, ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] goto; VAL [ULTIMATE.start___ieee754_sqrtf_~ix~0=4096, ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] __ieee754_sqrtf_~hx~0 := ~bitwiseAnd(__ieee754_sqrtf_~ix~0, 2147483647); VAL [ULTIMATE.start___ieee754_sqrtf_~ix~0=4096, ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume !(__ieee754_sqrtf_~hx~0 % 4294967296 < 2139095040);__ieee754_sqrtf_#res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(__ieee754_sqrtf_~x, __ieee754_sqrtf_~x), __ieee754_sqrtf_~x); VAL [ULTIMATE.start___ieee754_sqrtf_~hx~0=2139095040, ULTIMATE.start___ieee754_sqrtf_~ix~0=4096, ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] main_#t~ret6 := __ieee754_sqrtf_#res;main_~res~0 := main_#t~ret6;havoc main_#t~ret6;isnan_float_#in~x := main_~res~0;havoc isnan_float_#res;havoc isnan_float_~x;isnan_float_~x := isnan_float_#in~x;isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0);main_#t~ret7 := isnan_float_#res;assume -2147483648 <= main_#t~ret7 && main_#t~ret7 <= 2147483647; VAL [ULTIMATE.start___ieee754_sqrtf_~hx~0=2139095040, ULTIMATE.start___ieee754_sqrtf_~ix~0=4096, ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_isnan_float_~x=5.0, ULTIMATE.start_main_~res~0=5.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, |ULTIMATE.start___ieee754_sqrtf_#res|=5.0, |ULTIMATE.start_isnan_float_#in~x|=5.0, |ULTIMATE.start_isnan_float_#res|=0, |ULTIMATE.start_main_#t~ret7|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume 0 == main_#t~ret7;havoc main_#t~ret7; VAL [ULTIMATE.start___ieee754_sqrtf_~hx~0=2139095040, ULTIMATE.start___ieee754_sqrtf_~ix~0=4096, ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_isnan_float_~x=5.0, ULTIMATE.start_main_~res~0=5.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, |ULTIMATE.start___ieee754_sqrtf_#res|=5.0, |ULTIMATE.start_isnan_float_#in~x|=5.0, |ULTIMATE.start_isnan_float_#res|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] assume !false; VAL [ULTIMATE.start___ieee754_sqrtf_~hx~0=2139095040, ULTIMATE.start___ieee754_sqrtf_~ix~0=4096, ULTIMATE.start___ieee754_sqrtf_~x=0.0, ULTIMATE.start_isnan_float_~x=5.0, ULTIMATE.start_main_~res~0=5.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___ieee754_sqrtf_#in~x|=0.0, |ULTIMATE.start___ieee754_sqrtf_#res|=5.0, |ULTIMATE.start_isnan_float_#in~x|=5.0, |ULTIMATE.start_isnan_float_#res|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000.0)] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [?] havoc main_#res; [?] havoc main_#t~nondet5, main_#t~ret6, main_#t~ret7, main_~res~0, main_~x~0; [L91] main_~x~0 := main_#t~nondet5; [L91] havoc main_#t~nondet5; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L92-L101] assume ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(0.0)); [L94] __ieee754_sqrtf_#in~x := main_~x~0; [L94] havoc __ieee754_sqrtf_#res; [L94] havoc __ieee754_sqrtf_#t~mem0, __ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, __ieee754_sqrtf_#t~post2, __ieee754_sqrtf_#t~mem3, __ieee754_sqrtf_#t~union4, __ieee754_sqrtf_~#sf_u~0.base, __ieee754_sqrtf_~#sf_u~0.offset, __ieee754_sqrtf_~x, __ieee754_sqrtf_~z~0, __ieee754_sqrtf_~r~0, __ieee754_sqrtf_~hx~0, __ieee754_sqrtf_~ix~0, __ieee754_sqrtf_~s~0, __ieee754_sqrtf_~q~0, __ieee754_sqrtf_~m~0, __ieee754_sqrtf_~t~0, __ieee754_sqrtf_~i~0; [L17-L82] __ieee754_sqrtf_~x := __ieee754_sqrtf_#in~x; [L18] havoc __ieee754_sqrtf_~z~0; [L19] havoc __ieee754_sqrtf_~r~0; [L19] havoc __ieee754_sqrtf_~hx~0; [L20] havoc __ieee754_sqrtf_~ix~0; [L20] havoc __ieee754_sqrtf_~s~0; [L20] havoc __ieee754_sqrtf_~q~0; [L20] havoc __ieee754_sqrtf_~m~0; [L20] havoc __ieee754_sqrtf_~t~0; [L20] havoc __ieee754_sqrtf_~i~0; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L23] call __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset := #Ultimate.alloc(4); [L24] call write~real(__ieee754_sqrtf_~x, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4); [L25] call __ieee754_sqrtf_#t~mem0 := read~int(__ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4); [L25] __ieee754_sqrtf_~ix~0 := (if __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 else __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L25] call write~real(__ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4); [L25] havoc __ieee754_sqrtf_#t~union1; [L25] havoc __ieee754_sqrtf_#t~mem0; [L23] call ULTIMATE.dealloc(__ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset); [L23] havoc __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L27] __ieee754_sqrtf_~hx~0 := ~bitwiseAnd(__ieee754_sqrtf_~ix~0, 2147483647); VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L29-L30] assume !(__ieee754_sqrtf_~hx~0 % 4294967296 < 2139095040); [L30] __ieee754_sqrtf_#res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(__ieee754_sqrtf_~x, __ieee754_sqrtf_~x), __ieee754_sqrtf_~x); VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L94] main_#t~ret6 := __ieee754_sqrtf_#res; [L94] main_~res~0 := main_#t~ret6; [L94] havoc main_#t~ret6; [L97] isnan_float_#in~x := main_~res~0; [L97] havoc isnan_float_#res; [L97] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L97] main_#t~ret7 := isnan_float_#res; [L97] assume -2147483648 <= main_#t~ret7 && main_#t~ret7 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_#t~ret7=0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97-L100] assume 0 == main_#t~ret7; [L97] havoc main_#t~ret7; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L98] assert false; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [?] havoc main_#res; [?] havoc main_#t~nondet5, main_#t~ret6, main_#t~ret7, main_~res~0, main_~x~0; [L91] main_~x~0 := main_#t~nondet5; [L91] havoc main_#t~nondet5; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L92-L101] assume ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(0.0)); [L94] __ieee754_sqrtf_#in~x := main_~x~0; [L94] havoc __ieee754_sqrtf_#res; [L94] havoc __ieee754_sqrtf_#t~mem0, __ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, __ieee754_sqrtf_#t~post2, __ieee754_sqrtf_#t~mem3, __ieee754_sqrtf_#t~union4, __ieee754_sqrtf_~#sf_u~0.base, __ieee754_sqrtf_~#sf_u~0.offset, __ieee754_sqrtf_~x, __ieee754_sqrtf_~z~0, __ieee754_sqrtf_~r~0, __ieee754_sqrtf_~hx~0, __ieee754_sqrtf_~ix~0, __ieee754_sqrtf_~s~0, __ieee754_sqrtf_~q~0, __ieee754_sqrtf_~m~0, __ieee754_sqrtf_~t~0, __ieee754_sqrtf_~i~0; [L17-L82] __ieee754_sqrtf_~x := __ieee754_sqrtf_#in~x; [L18] havoc __ieee754_sqrtf_~z~0; [L19] havoc __ieee754_sqrtf_~r~0; [L19] havoc __ieee754_sqrtf_~hx~0; [L20] havoc __ieee754_sqrtf_~ix~0; [L20] havoc __ieee754_sqrtf_~s~0; [L20] havoc __ieee754_sqrtf_~q~0; [L20] havoc __ieee754_sqrtf_~m~0; [L20] havoc __ieee754_sqrtf_~t~0; [L20] havoc __ieee754_sqrtf_~i~0; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L23] call __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset := #Ultimate.alloc(4); [L24] call write~real(__ieee754_sqrtf_~x, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4); [L25] call __ieee754_sqrtf_#t~mem0 := read~int(__ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4); [L25] __ieee754_sqrtf_~ix~0 := (if __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 else __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L25] call write~real(__ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset, 4); [L25] havoc __ieee754_sqrtf_#t~union1; [L25] havoc __ieee754_sqrtf_#t~mem0; [L23] call ULTIMATE.dealloc(__ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset); [L23] havoc __ieee754_sqrtf_~#gf_u~0.base, __ieee754_sqrtf_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L27] __ieee754_sqrtf_~hx~0 := ~bitwiseAnd(__ieee754_sqrtf_~ix~0, 2147483647); VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L29-L30] assume !(__ieee754_sqrtf_~hx~0 % 4294967296 < 2139095040); [L30] __ieee754_sqrtf_#res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(__ieee754_sqrtf_~x, __ieee754_sqrtf_~x), __ieee754_sqrtf_~x); VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L94] main_#t~ret6 := __ieee754_sqrtf_#res; [L94] main_~res~0 := main_#t~ret6; [L94] havoc main_#t~ret6; [L97] isnan_float_#in~x := main_~res~0; [L97] havoc isnan_float_#res; [L97] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L97] main_#t~ret7 := isnan_float_#res; [L97] assume -2147483648 <= main_#t~ret7 && main_#t~ret7 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_#t~ret7=0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97-L100] assume 0 == main_#t~ret7; [L97] havoc main_#t~ret7; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L98] assert false; VAL [#NULL.base=0, #NULL.offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [?] havoc main_#res; [?] havoc main_#t~nondet5, main_#t~ret6, main_#t~ret7, main_~res~0, main_~x~0; [L91] main_~x~0 := main_#t~nondet5; [L91] havoc main_#t~nondet5; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L92] COND TRUE ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(0.0)) [L94] __ieee754_sqrtf_#in~x := main_~x~0; [L94] havoc __ieee754_sqrtf_#res; [L94] havoc __ieee754_sqrtf_#t~mem0, __ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0, __ieee754_sqrtf_#t~post2, __ieee754_sqrtf_#t~mem3, __ieee754_sqrtf_#t~union4, __ieee754_sqrtf_~#sf_u~0, __ieee754_sqrtf_~x, __ieee754_sqrtf_~z~0, __ieee754_sqrtf_~r~0, __ieee754_sqrtf_~hx~0, __ieee754_sqrtf_~ix~0, __ieee754_sqrtf_~s~0, __ieee754_sqrtf_~q~0, __ieee754_sqrtf_~m~0, __ieee754_sqrtf_~t~0, __ieee754_sqrtf_~i~0; [L17-L82] __ieee754_sqrtf_~x := __ieee754_sqrtf_#in~x; [L18] havoc __ieee754_sqrtf_~z~0; [L19] havoc __ieee754_sqrtf_~r~0; [L19] havoc __ieee754_sqrtf_~hx~0; [L20] havoc __ieee754_sqrtf_~ix~0; [L20] havoc __ieee754_sqrtf_~s~0; [L20] havoc __ieee754_sqrtf_~q~0; [L20] havoc __ieee754_sqrtf_~m~0; [L20] havoc __ieee754_sqrtf_~t~0; [L20] havoc __ieee754_sqrtf_~i~0; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L23] FCALL call __ieee754_sqrtf_~#gf_u~0 := #Ultimate.alloc(4); [L24] FCALL call write~real(__ieee754_sqrtf_~x, { base: __ieee754_sqrtf_~#gf_u~0!base, offset: __ieee754_sqrtf_~#gf_u~0!offset }, 4); [L25] FCALL call __ieee754_sqrtf_#t~mem0 := read~int({ base: __ieee754_sqrtf_~#gf_u~0!base, offset: __ieee754_sqrtf_~#gf_u~0!offset }, 4); [L25] __ieee754_sqrtf_~ix~0 := (if __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 else __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L25] FCALL call write~real(__ieee754_sqrtf_#t~union1, { base: __ieee754_sqrtf_~#gf_u~0!base, offset: __ieee754_sqrtf_~#gf_u~0!offset }, 4); [L25] havoc __ieee754_sqrtf_#t~union1; [L25] havoc __ieee754_sqrtf_#t~mem0; [L23] FCALL call ULTIMATE.dealloc(__ieee754_sqrtf_~#gf_u~0); [L23] havoc __ieee754_sqrtf_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L27] __ieee754_sqrtf_~hx~0 := ~bitwiseAnd(__ieee754_sqrtf_~ix~0, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L29] COND TRUE !(__ieee754_sqrtf_~hx~0 % 4294967296 < 2139095040) [L30] __ieee754_sqrtf_#res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(__ieee754_sqrtf_~x, __ieee754_sqrtf_~x), __ieee754_sqrtf_~x); VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L94] main_#t~ret6 := __ieee754_sqrtf_#res; [L94] main_~res~0 := main_#t~ret6; [L94] havoc main_#t~ret6; [L97] isnan_float_#in~x := main_~res~0; [L97] havoc isnan_float_#res; [L97] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L97] main_#t~ret7 := isnan_float_#res; [L97] assume -2147483648 <= main_#t~ret7 && main_#t~ret7 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_#t~ret7=0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] COND TRUE 0 == main_#t~ret7 [L97] havoc main_#t~ret7; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L98] assert false; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [?] havoc main_#res; [?] havoc main_#t~nondet5, main_#t~ret6, main_#t~ret7, main_~res~0, main_~x~0; [L91] main_~x~0 := main_#t~nondet5; [L91] havoc main_#t~nondet5; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L92] COND TRUE ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(0.0)) [L94] __ieee754_sqrtf_#in~x := main_~x~0; [L94] havoc __ieee754_sqrtf_#res; [L94] havoc __ieee754_sqrtf_#t~mem0, __ieee754_sqrtf_#t~union1, __ieee754_sqrtf_~#gf_u~0, __ieee754_sqrtf_#t~post2, __ieee754_sqrtf_#t~mem3, __ieee754_sqrtf_#t~union4, __ieee754_sqrtf_~#sf_u~0, __ieee754_sqrtf_~x, __ieee754_sqrtf_~z~0, __ieee754_sqrtf_~r~0, __ieee754_sqrtf_~hx~0, __ieee754_sqrtf_~ix~0, __ieee754_sqrtf_~s~0, __ieee754_sqrtf_~q~0, __ieee754_sqrtf_~m~0, __ieee754_sqrtf_~t~0, __ieee754_sqrtf_~i~0; [L17-L82] __ieee754_sqrtf_~x := __ieee754_sqrtf_#in~x; [L18] havoc __ieee754_sqrtf_~z~0; [L19] havoc __ieee754_sqrtf_~r~0; [L19] havoc __ieee754_sqrtf_~hx~0; [L20] havoc __ieee754_sqrtf_~ix~0; [L20] havoc __ieee754_sqrtf_~s~0; [L20] havoc __ieee754_sqrtf_~q~0; [L20] havoc __ieee754_sqrtf_~m~0; [L20] havoc __ieee754_sqrtf_~t~0; [L20] havoc __ieee754_sqrtf_~i~0; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L23] FCALL call __ieee754_sqrtf_~#gf_u~0 := #Ultimate.alloc(4); [L24] FCALL call write~real(__ieee754_sqrtf_~x, { base: __ieee754_sqrtf_~#gf_u~0!base, offset: __ieee754_sqrtf_~#gf_u~0!offset }, 4); [L25] FCALL call __ieee754_sqrtf_#t~mem0 := read~int({ base: __ieee754_sqrtf_~#gf_u~0!base, offset: __ieee754_sqrtf_~#gf_u~0!offset }, 4); [L25] __ieee754_sqrtf_~ix~0 := (if __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 else __ieee754_sqrtf_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L25] FCALL call write~real(__ieee754_sqrtf_#t~union1, { base: __ieee754_sqrtf_~#gf_u~0!base, offset: __ieee754_sqrtf_~#gf_u~0!offset }, 4); [L25] havoc __ieee754_sqrtf_#t~union1; [L25] havoc __ieee754_sqrtf_#t~mem0; [L23] FCALL call ULTIMATE.dealloc(__ieee754_sqrtf_~#gf_u~0); [L23] havoc __ieee754_sqrtf_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L27] __ieee754_sqrtf_~hx~0 := ~bitwiseAnd(__ieee754_sqrtf_~ix~0, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L29] COND TRUE !(__ieee754_sqrtf_~hx~0 % 4294967296 < 2139095040) [L30] __ieee754_sqrtf_#res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(__ieee754_sqrtf_~x, __ieee754_sqrtf_~x), __ieee754_sqrtf_~x); VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L94] main_#t~ret6 := __ieee754_sqrtf_#res; [L94] main_~res~0 := main_#t~ret6; [L94] havoc main_#t~ret6; [L97] isnan_float_#in~x := main_~res~0; [L97] havoc isnan_float_#res; [L97] havoc isnan_float_~x; [L13] isnan_float_~x := isnan_float_#in~x; [L13] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L97] main_#t~ret7 := isnan_float_#res; [L97] assume -2147483648 <= main_#t~ret7 && main_#t~ret7 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_#t~ret7=0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] COND TRUE 0 == main_#t~ret7 [L97] havoc main_#t~ret7; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L98] assert false; VAL [#NULL!base=0, #NULL!offset=0, __ieee754_sqrtf_#in~x=0.0, __ieee754_sqrtf_#res=5.0, __ieee754_sqrtf_~hx~0=2139095040, __ieee754_sqrtf_~ix~0=4096, __ieee754_sqrtf_~x=0.0, isnan_float_#in~x=5.0, isnan_float_#res=0, isnan_float_~x=5.0, main_~res~0=5.0, main_~x~0=0.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L91] ~x~0 := #t~nondet5; [L91] havoc #t~nondet5; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L92] COND TRUE ~someBinaryFLOATComparisonOperation(~x~0, ~someUnaryFLOAToperation(0.0)) [L17-L82] ~x := #in~x; [L18] havoc ~z~0; [L19] havoc ~r~0; [L19] havoc ~hx~0; [L20] havoc ~ix~0; [L20] havoc ~s~0; [L20] havoc ~q~0; [L20] havoc ~m~0; [L20] havoc ~t~0; [L20] havoc ~i~0; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L23] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L24] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L25] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L25] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L25] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L25] havoc #t~union1; [L25] havoc #t~mem0; [L23] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L23] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L27] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L29] COND TRUE !(~hx~0 % 4294967296 < 2139095040) [L30] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L94] ~res~0 := #t~ret6; [L94] havoc #t~ret6; [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); [L97] assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] COND TRUE 0 == #t~ret7 [L97] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L98] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15] ~one_sqrt~0 := 1.0; [L15] ~tiny_sqrt~0 := 1.0E-30; [L91] ~x~0 := #t~nondet5; [L91] havoc #t~nondet5; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L92] COND TRUE ~someBinaryFLOATComparisonOperation(~x~0, ~someUnaryFLOAToperation(0.0)) [L17-L82] ~x := #in~x; [L18] havoc ~z~0; [L19] havoc ~r~0; [L19] havoc ~hx~0; [L20] havoc ~ix~0; [L20] havoc ~s~0; [L20] havoc ~q~0; [L20] havoc ~m~0; [L20] havoc ~t~0; [L20] havoc ~i~0; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L23] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L24] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L25] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L25] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L25] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L25] havoc #t~union1; [L25] havoc #t~mem0; [L23] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L23] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L27] ~hx~0 := ~bitwiseAnd(~ix~0, 2147483647); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L29] COND TRUE !(~hx~0 % 4294967296 < 2139095040) [L30] #res := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x, ~x), ~x); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L94] ~res~0 := #t~ret6; [L94] havoc #t~ret6; [L13] ~x := #in~x; [L13] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); [L97] assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L97] COND TRUE 0 == #t~ret7 [L97] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L98] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000] [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L91] float x = __VERIFIER_nondet_float(); [L92] COND TRUE x < -0.0f [L18] float z; [L19] __uint32_t r, hx; [L20] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L23] ieee_float_shape_type gf_u; [L24] gf_u.value = (x) [L25] EXPR gf_u.word [L25] (ix) = gf_u.word [L27] hx = ix & 0x7fffffff VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L29] COND TRUE !((hx) < 0x7f800000L) [L30] return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L94] float res = __ieee754_sqrtf(x); [L13] return x != x; [L97] COND TRUE !isnan_float(res) [L98] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] ----- [2018-11-22 23:53:23,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:53:23 ImpRootNode [2018-11-22 23:53:23,816 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 23:53:23,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:53:23,817 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:53:23,818 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:53:23,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:53:23" (3/4) ... [2018-11-22 23:53:23,821 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 23:53:23,821 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:53:23,822 INFO L168 Benchmark]: Toolchain (without parser) took 996.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 960.2 MB in the beginning and 1.0 GB in the end (delta: -86.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:23,824 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:53:23,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.48 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:23,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.96 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:23,825 INFO L168 Benchmark]: Boogie Preprocessor took 27.32 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. [2018-11-22 23:53:23,826 INFO L168 Benchmark]: RCFGBuilder took 408.21 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: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:23,826 INFO L168 Benchmark]: CodeCheck took 289.01 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:23,827 INFO L168 Benchmark]: Witness Printer took 4.35 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. [2018-11-22 23:53:23,829 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, 35 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 98]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of bitwiseAnd at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 30. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L91] float x = __VERIFIER_nondet_float(); [L92] COND TRUE x < -0.0f [L18] float z; [L19] __uint32_t r, hx; [L20] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L23] ieee_float_shape_type gf_u; [L24] gf_u.value = (x) [L25] EXPR gf_u.word [L25] (ix) = gf_u.word [L27] hx = ix & 0x7fffffff VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L29] COND TRUE !((hx) < 0x7f800000L) [L30] return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L94] float res = __ieee754_sqrtf(x); [L13] return x != x; [L97] COND TRUE !isnan_float(res) [L98] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.48 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.96 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.32 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 408.21 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: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. * CodeCheck took 289.01 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.35 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-aa41828 [2018-11-22 23:53:25,379 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:53:25,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:53:25,390 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:53:25,391 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:53:25,391 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:53:25,392 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:53:25,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:53:25,395 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:53:25,396 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:53:25,397 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:53:25,397 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:53:25,398 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:53:25,398 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:53:25,399 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:53:25,400 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:53:25,400 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:53:25,402 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:53:25,404 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:53:25,405 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:53:25,406 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:53:25,407 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:53:25,409 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:53:25,409 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:53:25,409 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:53:25,410 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:53:25,410 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:53:25,411 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:53:25,411 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:53:25,412 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:53:25,413 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:53:25,414 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:53:25,414 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:53:25,414 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:53:25,414 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:53:25,415 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:53:25,415 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-22 23:53:25,426 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:53:25,426 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:53:25,427 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:53:25,427 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:53:25,428 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:53:25,428 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:53:25,428 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:53:25,428 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:53:25,428 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:53:25,428 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:53:25,429 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:53:25,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:53:25,429 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:53:25,429 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 23:53:25,429 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 23:53:25,429 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:53:25,430 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:53:25,430 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:53:25,430 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:53:25,430 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:53:25,430 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:53:25,430 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:53:25,430 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:53:25,431 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:53:25,431 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:53:25,431 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:53:25,431 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:53:25,431 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-22 23:53:25,431 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 23:53:25,432 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:53:25,432 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 23:53:25,432 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 23:53:25,432 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_551afc52-270e-4b81-98c2-1e67ca86401d/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 -> 1ff4e8ff973f803d8fa94df33d1e2314e0626318 [2018-11-22 23:53:25,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:53:25,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:53:25,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:53:25,479 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:53:25,479 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:53:25,480 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-22 23:53:25,524 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/f7d639740/cc29d958dc2c444aaa5931cae39f15e3/FLAG5bb85c97b [2018-11-22 23:53:25,839 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:53:25,840 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-22 23:53:25,846 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/f7d639740/cc29d958dc2c444aaa5931cae39f15e3/FLAG5bb85c97b [2018-11-22 23:53:25,856 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/data/f7d639740/cc29d958dc2c444aaa5931cae39f15e3 [2018-11-22 23:53:25,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:53:25,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:53:25,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:53:25,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:53:25,864 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:53:25,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:53:25" (1/1) ... [2018-11-22 23:53:25,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567d81a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:25, skipping insertion in model container [2018-11-22 23:53:25,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:53:25" (1/1) ... [2018-11-22 23:53:25,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:53:25,894 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:53:26,044 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:53:26,048 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:53:26,070 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:53:26,089 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:53:26,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26 WrapperNode [2018-11-22 23:53:26,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:53:26,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:53:26,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:53:26,090 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:53:26,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:53:26,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:53:26,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:53:26,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:53:26,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... [2018-11-22 23:53:26,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:53:26,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:53:26,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:53:26,146 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:53:26,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:53:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_551afc52-270e-4b81-98c2-1e67ca86401d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:53:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-22 23:53:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:53:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-22 23:53:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:53:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:53:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-22 23:53:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 23:53:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 23:53:28,115 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:53:28,115 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-22 23:53:28,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:53:28 BoogieIcfgContainer [2018-11-22 23:53:28,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:53:28,116 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 23:53:28,116 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 23:53:28,124 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 23:53:28,124 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:53:28" (1/1) ... [2018-11-22 23:53:28,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:53:28,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:28,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-11-22 23:53:28,158 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-11-22 23:53:28,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-22 23:53:28,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:28,198 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 23:53:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:28,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:53:28,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:53:28,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-11-22 23:53:28,232 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-11-22 23:53:28,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-22 23:53:28,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:28,233 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 23:53:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:28,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:53:37,854 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-11-22 23:53:37,855 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:928) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 30 more [2018-11-22 23:53:37,858 INFO L168 Benchmark]: Toolchain (without parser) took 11999.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -115.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:37,860 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:53:37,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.04 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:37,861 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.43 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:53:37,861 INFO L168 Benchmark]: Boogie Preprocessor took 28.43 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:37,862 INFO L168 Benchmark]: RCFGBuilder took 1969.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 929.3 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:37,863 INFO L168 Benchmark]: CodeCheck took 9741.58 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: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:37,866 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 229.04 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.43 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.43 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1969.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 929.3 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * CodeCheck took 9741.58 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: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...