./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.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_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/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 6c0005e6146056cc1de3f3f086fde77a54c02f63 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/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 6c0005e6146056cc1de3f3f086fde77a54c02f63 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:05:27,523 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:05:27,524 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:05:27,531 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:05:27,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:05:27,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:05:27,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:05:27,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:05:27,535 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:05:27,535 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:05:27,536 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:05:27,536 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:05:27,537 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:05:27,537 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:05:27,538 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:05:27,538 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:05:27,539 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:05:27,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:05:27,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:05:27,543 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:05:27,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:05:27,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:05:27,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:05:27,546 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:05:27,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:05:27,547 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:05:27,547 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:05:27,548 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:05:27,548 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:05:27,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:05:27,549 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:05:27,549 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:05:27,549 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:05:27,550 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:05:27,550 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:05:27,551 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:05:27,551 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 13:05:27,558 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:05:27,559 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:05:27,559 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:05:27,559 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:05:27,560 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:05:27,560 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:05:27,560 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:05:27,560 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:05:27,560 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:05:27,560 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:05:27,560 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:05:27,561 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:05:27,561 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:05:27,561 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:05:27,561 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:05:27,561 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:05:27,561 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:05:27,561 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:05:27,562 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:05:27,562 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:05:27,562 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:05:27,562 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:05:27,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:27,562 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:05:27,562 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:05:27,563 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:05:27,563 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:05:27,563 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:05:27,563 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:05:27,563 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_5a20467c-19e4-4920-a0c7-453cf4c86982/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 -> 6c0005e6146056cc1de3f3f086fde77a54c02f63 [2018-11-23 13:05:27,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:05:27,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:05:27,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:05:27,596 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:05:27,597 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:05:27,597 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-23 13:05:27,632 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/e774fb1d9/66c386caa23948cebfb1f1c21b8968de/FLAG19da10b97 [2018-11-23 13:05:28,029 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:05:28,030 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-23 13:05:28,033 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/e774fb1d9/66c386caa23948cebfb1f1c21b8968de/FLAG19da10b97 [2018-11-23 13:05:28,045 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/e774fb1d9/66c386caa23948cebfb1f1c21b8968de [2018-11-23 13:05:28,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:05:28,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:05:28,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:28,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:05:28,050 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:05:28,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3436f9d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28, skipping insertion in model container [2018-11-23 13:05:28,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:05:28,071 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:05:28,182 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:28,184 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:05:28,196 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:28,207 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:05:28,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28 WrapperNode [2018-11-23 13:05:28,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:28,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:28,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:05:28,208 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:05:28,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:28,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:05:28,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:05:28,269 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:05:28,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:05:28,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:05:28,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:05:28,283 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:05:28,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 13:05:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 13:05:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:05:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:05:28,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:05:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 13:05:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:05:28,543 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:05:28,544 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 13:05:28,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:28 BoogieIcfgContainer [2018-11-23 13:05:28,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:05:28,545 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:05:28,545 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:05:28,554 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:05:28,554 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:28" (1/1) ... [2018-11-23 13:05:28,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:05:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 13:05:28,591 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 13:05:28,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 13:05:28,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:28,739 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0;havoc main_~a~0;havoc main_~r~0;assume -2147483648 <= main_#t~nondet4 && main_#t~nondet4 <= 2147483647;main_~a~0 := main_#t~nondet4;havoc main_#t~nondet4;cast_#in~i := main_~a~0;havoc cast_#res;havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset;cast_~i := cast_#in~i;call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8);call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8);call write~int(1127219200, cast_~#x~0.base, cast_~#x~0.offset, 4);call cast_#t~mem0 := read~int(cast_~#x~0.base, cast_~#x~0.offset, 4);call write~int(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4);havoc cast_#t~mem0;call write~int(-2147483648, cast_~#x~0.base, 4 + cast_~#x~0.offset, 4);call cast_#t~mem1 := read~int(cast_~#x~0.base, 4 + cast_~#x~0.offset, 4);call write~int(~bitwiseXor(cast_~i, cast_#t~mem1), cast_~#y~0.base, 4 + cast_~#y~0.offset, 4);havoc cast_#t~mem1;call cast_#t~mem2 := read~real(cast_~#y~0.base, cast_~#y~0.offset, 8);call cast_#t~mem3 := read~real(cast_~#x~0.base, cast_~#x~0.offset, 8);cast_#res := ~someBinaryArithmeticDOUBLEoperation(cast_#t~mem2, cast_#t~mem3);havoc cast_#t~mem2;havoc cast_#t~mem3;call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset);havoc cast_~#x~0.base, cast_~#x~0.offset;call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset);havoc cast_~#y~0.base, cast_~#y~0.offset;main_#t~ret5 := cast_#res;main_~r~0 := main_#t~ret5;havoc main_#t~ret5;__VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~r~0, ~convertINTToDOUBLE(main_~a~0)) then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_cast_~i=0, ULTIMATE.start_main_~a~0=0, ULTIMATE.start_main_~r~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0, |ULTIMATE.start_cast_#in~i|=0, |ULTIMATE.start_cast_#res|=1.0] [?] assume 0 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_cast_~i=0, ULTIMATE.start_main_~a~0=0, ULTIMATE.start_main_~r~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0, |ULTIMATE.start_cast_#in~i|=0, |ULTIMATE.start_cast_#res|=1.0] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_cast_~i=0, ULTIMATE.start_main_~a~0=0, ULTIMATE.start_main_~r~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0, |ULTIMATE.start_cast_#in~i|=0, |ULTIMATE.start_cast_#res|=1.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] assume -2147483648 <= main_#t~nondet4 && main_#t~nondet4 <= 2147483647; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset; [L14-L22] cast_~i := cast_#in~i; [L16] call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8); [L16] call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8); [L17] call write~int(1127219200, cast_~#x~0.base, cast_~#x~0.offset, 4); [L18] call cast_#t~mem0 := read~int(cast_~#x~0.base, cast_~#x~0.offset, 4); [L18] call write~int(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4); [L18] havoc cast_#t~mem0; [L19] call write~int(-2147483648, cast_~#x~0.base, 4 + cast_~#x~0.offset, 4); [L20] call cast_#t~mem1 := read~int(cast_~#x~0.base, 4 + cast_~#x~0.offset, 4); [L20] call write~int(~bitwiseXor(cast_~i, cast_#t~mem1), cast_~#y~0.base, 4 + cast_~#y~0.offset, 4); [L20] havoc cast_#t~mem1; [L21] call cast_#t~mem2 := read~real(cast_~#y~0.base, cast_~#y~0.offset, 8); [L21] call cast_#t~mem3 := read~real(cast_~#x~0.base, cast_~#x~0.offset, 8); [L21] cast_#res := ~someBinaryArithmeticDOUBLEoperation(cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem2; [L21] havoc cast_#t~mem3; [L16] call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset); [L21] havoc cast_~#x~0.base, cast_~#x~0.offset; [L16] call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset); [L21] havoc cast_~#y~0.base, cast_~#y~0.offset; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~r~0, ~convertINTToDOUBLE(main_~a~0)) then 1 else 0); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL.base=0, #NULL.offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] assume 0 == __VERIFIER_assert_~cond; VAL [#NULL.base=0, #NULL.offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] assert false; VAL [#NULL.base=0, #NULL.offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] assume -2147483648 <= main_#t~nondet4 && main_#t~nondet4 <= 2147483647; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset; [L14-L22] cast_~i := cast_#in~i; [L16] call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8); [L16] call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8); [L17] call write~int(1127219200, cast_~#x~0.base, cast_~#x~0.offset, 4); [L18] call cast_#t~mem0 := read~int(cast_~#x~0.base, cast_~#x~0.offset, 4); [L18] call write~int(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4); [L18] havoc cast_#t~mem0; [L19] call write~int(-2147483648, cast_~#x~0.base, 4 + cast_~#x~0.offset, 4); [L20] call cast_#t~mem1 := read~int(cast_~#x~0.base, 4 + cast_~#x~0.offset, 4); [L20] call write~int(~bitwiseXor(cast_~i, cast_#t~mem1), cast_~#y~0.base, 4 + cast_~#y~0.offset, 4); [L20] havoc cast_#t~mem1; [L21] call cast_#t~mem2 := read~real(cast_~#y~0.base, cast_~#y~0.offset, 8); [L21] call cast_#t~mem3 := read~real(cast_~#x~0.base, cast_~#x~0.offset, 8); [L21] cast_#res := ~someBinaryArithmeticDOUBLEoperation(cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem2; [L21] havoc cast_#t~mem3; [L16] call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset); [L21] havoc cast_~#x~0.base, cast_~#x~0.offset; [L16] call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset); [L21] havoc cast_~#y~0.base, cast_~#y~0.offset; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~r~0, ~convertINTToDOUBLE(main_~a~0)) then 1 else 0); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL.base=0, #NULL.offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] assume 0 == __VERIFIER_assert_~cond; VAL [#NULL.base=0, #NULL.offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] assert false; VAL [#NULL.base=0, #NULL.offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] assume -2147483648 <= main_#t~nondet4 && main_#t~nondet4 <= 2147483647; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0, cast_~#y~0; [L14-L22] cast_~i := cast_#in~i; [L16] FCALL call cast_~#x~0 := #Ultimate.alloc(8); [L16] FCALL call cast_~#y~0 := #Ultimate.alloc(8); [L17] FCALL call write~int(1127219200, { base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4); [L18] FCALL call cast_#t~mem0 := read~int({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4); [L18] FCALL call write~int(cast_#t~mem0, { base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 4); [L18] havoc cast_#t~mem0; [L19] FCALL call write~int(-2147483648, { base: cast_~#x~0!base, offset: 4 + cast_~#x~0!offset }, 4); [L20] FCALL call cast_#t~mem1 := read~int({ base: cast_~#x~0!base, offset: 4 + cast_~#x~0!offset }, 4); [L20] FCALL call write~int(~bitwiseXor(cast_~i, cast_#t~mem1), { base: cast_~#y~0!base, offset: 4 + cast_~#y~0!offset }, 4); [L20] havoc cast_#t~mem1; [L21] FCALL call cast_#t~mem2 := read~real({ base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 8); [L21] FCALL call cast_#t~mem3 := read~real({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 8); [L21] cast_#res := ~someBinaryArithmeticDOUBLEoperation(cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem2; [L21] havoc cast_#t~mem3; [L16] FCALL call ULTIMATE.dealloc(cast_~#x~0); [L21] havoc cast_~#x~0; [L16] FCALL call ULTIMATE.dealloc(cast_~#y~0); [L21] havoc cast_~#y~0; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~r~0, ~convertINTToDOUBLE(main_~a~0)) then 1 else 0); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL!base=0, #NULL!offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] COND TRUE 0 == __VERIFIER_assert_~cond VAL [#NULL!base=0, #NULL!offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] assert false; VAL [#NULL!base=0, #NULL!offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] assume -2147483648 <= main_#t~nondet4 && main_#t~nondet4 <= 2147483647; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0, cast_~#y~0; [L14-L22] cast_~i := cast_#in~i; [L16] FCALL call cast_~#x~0 := #Ultimate.alloc(8); [L16] FCALL call cast_~#y~0 := #Ultimate.alloc(8); [L17] FCALL call write~int(1127219200, { base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4); [L18] FCALL call cast_#t~mem0 := read~int({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4); [L18] FCALL call write~int(cast_#t~mem0, { base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 4); [L18] havoc cast_#t~mem0; [L19] FCALL call write~int(-2147483648, { base: cast_~#x~0!base, offset: 4 + cast_~#x~0!offset }, 4); [L20] FCALL call cast_#t~mem1 := read~int({ base: cast_~#x~0!base, offset: 4 + cast_~#x~0!offset }, 4); [L20] FCALL call write~int(~bitwiseXor(cast_~i, cast_#t~mem1), { base: cast_~#y~0!base, offset: 4 + cast_~#y~0!offset }, 4); [L20] havoc cast_#t~mem1; [L21] FCALL call cast_#t~mem2 := read~real({ base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 8); [L21] FCALL call cast_#t~mem3 := read~real({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 8); [L21] cast_#res := ~someBinaryArithmeticDOUBLEoperation(cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem2; [L21] havoc cast_#t~mem3; [L16] FCALL call ULTIMATE.dealloc(cast_~#x~0); [L21] havoc cast_~#x~0; [L16] FCALL call ULTIMATE.dealloc(cast_~#y~0); [L21] havoc cast_~#y~0; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~r~0, ~convertINTToDOUBLE(main_~a~0)) then 1 else 0); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL!base=0, #NULL!offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] COND TRUE 0 == __VERIFIER_assert_~cond VAL [#NULL!base=0, #NULL!offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [L7] assert false; VAL [#NULL!base=0, #NULL!offset=0, __VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, cast_#in~i=0, cast_#res=1.0, cast_~i=0, main_~a~0=0, main_~r~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L26] havoc ~a~0; [L27] havoc ~r~0; [L29] assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; [L29] ~a~0 := #t~nondet4; [L29] havoc #t~nondet4; [L14-L22] ~i := #in~i; [L16] FCALL call ~#x~0 := #Ultimate.alloc(8); [L16] FCALL call ~#y~0 := #Ultimate.alloc(8); [L17] FCALL call write~int(1127219200, { base: ~#x~0!base, offset: ~#x~0!offset }, 4); [L18] FCALL call #t~mem0 := read~int({ base: ~#x~0!base, offset: ~#x~0!offset }, 4); [L18] FCALL call write~int(#t~mem0, { base: ~#y~0!base, offset: ~#y~0!offset }, 4); [L18] havoc #t~mem0; [L19] FCALL call write~int(-2147483648, { base: ~#x~0!base, offset: 4 + ~#x~0!offset }, 4); [L20] FCALL call #t~mem1 := read~int({ base: ~#x~0!base, offset: 4 + ~#x~0!offset }, 4); [L20] FCALL call write~int(~bitwiseXor(~i, #t~mem1), { base: ~#y~0!base, offset: 4 + ~#y~0!offset }, 4); [L20] havoc #t~mem1; [L21] FCALL call #t~mem2 := read~real({ base: ~#y~0!base, offset: ~#y~0!offset }, 8); [L21] FCALL call #t~mem3 := read~real({ base: ~#x~0!base, offset: ~#x~0!offset }, 8); [L21] #res := ~someBinaryArithmeticDOUBLEoperation(#t~mem2, #t~mem3); [L21] havoc #t~mem2; [L21] havoc #t~mem3; [L16] FCALL call ULTIMATE.dealloc(~#x~0); [L21] havoc ~#x~0; [L16] FCALL call ULTIMATE.dealloc(~#y~0); [L21] havoc ~#y~0; [L31] ~r~0 := #t~ret5; [L31] havoc #t~ret5; [L7] ~cond := #in~cond; VAL [#NULL!base=0, #NULL!offset=0] [L7] COND TRUE 0 == ~cond VAL [#NULL!base=0, #NULL!offset=0] [L7] assert false; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L26] havoc ~a~0; [L27] havoc ~r~0; [L29] assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; [L29] ~a~0 := #t~nondet4; [L29] havoc #t~nondet4; [L14-L22] ~i := #in~i; [L16] FCALL call ~#x~0 := #Ultimate.alloc(8); [L16] FCALL call ~#y~0 := #Ultimate.alloc(8); [L17] FCALL call write~int(1127219200, { base: ~#x~0!base, offset: ~#x~0!offset }, 4); [L18] FCALL call #t~mem0 := read~int({ base: ~#x~0!base, offset: ~#x~0!offset }, 4); [L18] FCALL call write~int(#t~mem0, { base: ~#y~0!base, offset: ~#y~0!offset }, 4); [L18] havoc #t~mem0; [L19] FCALL call write~int(-2147483648, { base: ~#x~0!base, offset: 4 + ~#x~0!offset }, 4); [L20] FCALL call #t~mem1 := read~int({ base: ~#x~0!base, offset: 4 + ~#x~0!offset }, 4); [L20] FCALL call write~int(~bitwiseXor(~i, #t~mem1), { base: ~#y~0!base, offset: 4 + ~#y~0!offset }, 4); [L20] havoc #t~mem1; [L21] FCALL call #t~mem2 := read~real({ base: ~#y~0!base, offset: ~#y~0!offset }, 8); [L21] FCALL call #t~mem3 := read~real({ base: ~#x~0!base, offset: ~#x~0!offset }, 8); [L21] #res := ~someBinaryArithmeticDOUBLEoperation(#t~mem2, #t~mem3); [L21] havoc #t~mem2; [L21] havoc #t~mem3; [L16] FCALL call ULTIMATE.dealloc(~#x~0); [L21] havoc ~#x~0; [L16] FCALL call ULTIMATE.dealloc(~#y~0); [L21] havoc ~#y~0; [L31] ~r~0 := #t~ret5; [L31] havoc #t~ret5; [L7] ~cond := #in~cond; VAL [#NULL!base=0, #NULL!offset=0] [L7] COND TRUE 0 == ~cond VAL [#NULL!base=0, #NULL!offset=0] [L7] assert false; VAL [#NULL!base=0, #NULL!offset=0] [L26] int a; [L27] double r; [L29] a = __VERIFIER_nondet_int() [L16] union u x, y; [L17] x.i[0] = 0x43300000 [L18] EXPR x.i[0] [L18] y.i[0] = x.i[0] [L19] x.i[1] = 0x80000000 [L20] EXPR x.i[1] [L20] y.i[1] = i ^ x.i[1] [L21] EXPR y.d [L21] EXPR x.d [L21] return y.d - x.d; [L21] return y.d - x.d; [L21] return y.d - x.d; [L31] r = cast(a) [L7] COND TRUE !(cond) [L7] __VERIFIER_error() ----- [2018-11-23 13:05:28,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:05:28 ImpRootNode [2018-11-23 13:05:28,766 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 13:05:28,767 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:05:28,767 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:05:28,767 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:05:28,767 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:28" (3/4) ... [2018-11-23 13:05:28,770 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 13:05:28,770 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:05:28,771 INFO L168 Benchmark]: Toolchain (without parser) took 723.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -136.8 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:28,773 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. [2018-11-23 13:05:28,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 159.75 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:28,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:28,775 INFO L168 Benchmark]: Boogie Preprocessor took 14.19 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:28,775 INFO L168 Benchmark]: RCFGBuilder took 261.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:28,776 INFO L168 Benchmark]: CodeCheck took 221.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:28,776 INFO L168 Benchmark]: Witness Printer took 3.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:05:28,780 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, 10 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 21, overapproximation of someBinaryDOUBLEComparisonOperation at line 32, overapproximation of bitwiseXor at line 20. Possible FailurePath: [L26] int a; [L27] double r; [L29] a = __VERIFIER_nondet_int() [L16] union u x, y; [L17] x.i[0] = 0x43300000 [L18] EXPR x.i[0] [L18] y.i[0] = x.i[0] [L19] x.i[1] = 0x80000000 [L20] EXPR x.i[1] [L20] y.i[1] = i ^ x.i[1] [L21] EXPR y.d [L21] EXPR x.d [L21] return y.d - x.d; [L21] return y.d - x.d; [L21] return y.d - x.d; [L31] r = cast(a) [L7] COND TRUE !(cond) [L7] __VERIFIER_error() * 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 159.75 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.19 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 261.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * CodeCheck took 221.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 13:05:30,222 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:05:30,223 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:05:30,232 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:05:30,232 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:05:30,232 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:05:30,233 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:05:30,234 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:05:30,235 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:05:30,236 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:05:30,237 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:05:30,237 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:05:30,237 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:05:30,238 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:05:30,239 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:05:30,239 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:05:30,240 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:05:30,241 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:05:30,242 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:05:30,243 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:05:30,244 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:05:30,245 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:05:30,246 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:05:30,246 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:05:30,246 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:05:30,247 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:05:30,248 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:05:30,248 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:05:30,249 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:05:30,250 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:05:30,250 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:05:30,250 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:05:30,250 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:05:30,250 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:05:30,251 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:05:30,252 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:05:30,252 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 13:05:30,262 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:05:30,262 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:05:30,262 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:05:30,263 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:05:30,263 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:05:30,263 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:05:30,263 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:05:30,263 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:05:30,264 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:05:30,264 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:05:30,264 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:05:30,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:05:30,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:05:30,264 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 13:05:30,264 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 13:05:30,265 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:05:30,265 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:05:30,265 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:05:30,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:05:30,265 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:05:30,265 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:05:30,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:05:30,265 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:05:30,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:30,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:05:30,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:05:30,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:05:30,266 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 13:05:30,266 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 13:05:30,266 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:05:30,267 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 13:05:30,267 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 13:05:30,267 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_5a20467c-19e4-4920-a0c7-453cf4c86982/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 -> 6c0005e6146056cc1de3f3f086fde77a54c02f63 [2018-11-23 13:05:30,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:05:30,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:05:30,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:05:30,308 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:05:30,308 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:05:30,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-23 13:05:30,345 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/6d91cbd23/32991f897bec48e8852e363b9e4b17a4/FLAG6d72b0827 [2018-11-23 13:05:30,737 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:05:30,738 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-23 13:05:30,741 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/6d91cbd23/32991f897bec48e8852e363b9e4b17a4/FLAG6d72b0827 [2018-11-23 13:05:30,749 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/data/6d91cbd23/32991f897bec48e8852e363b9e4b17a4 [2018-11-23 13:05:30,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:05:30,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:05:30,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:30,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:05:30,757 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:05:30,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39fbe4e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30, skipping insertion in model container [2018-11-23 13:05:30,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:05:30,782 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:05:30,907 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:30,910 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:05:30,925 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:30,943 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:05:30,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30 WrapperNode [2018-11-23 13:05:30,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:30,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:30,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:05:30,944 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:05:30,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:30,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:05:30,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:05:30,967 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:05:30,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... [2018-11-23 13:05:30,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:05:30,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:05:30,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:05:30,984 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:05:30,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-23 13:05:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:05:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 13:05:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:05:31,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:05:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:05:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 13:05:32,913 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:05:32,913 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 13:05:32,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:32 BoogieIcfgContainer [2018-11-23 13:05:32,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:05:32,914 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:05:32,914 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:05:32,920 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:05:32,921 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:32" (1/1) ... [2018-11-23 13:05:32,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:05:32,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:32,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 13:05:32,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 13:05:32,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 13:05:32,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:32,984 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:05:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:34,592 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];havoc main_#res;havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0;havoc main_~a~0;havoc main_~r~0;main_~a~0 := main_#t~nondet4;havoc main_#t~nondet4;cast_#in~i := main_~a~0;havoc cast_#res;havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset;cast_~i := cast_#in~i;call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8bv32);call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8bv32);call write~intINTTYPE4(1127219200bv32, cast_~#x~0.base, cast_~#x~0.offset, 4bv32);call cast_#t~mem0 := read~intINTTYPE4(cast_~#x~0.base, cast_~#x~0.offset, 4bv32);call write~intINTTYPE4(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4bv32);havoc cast_#t~mem0;call write~intINTTYPE4(2147483648bv32, cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32);call cast_#t~mem1 := read~intINTTYPE4(cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32);call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), cast_~#y~0.base, ~bvadd32(4bv32, cast_~#y~0.offset), 4bv32);havoc cast_#t~mem1;call cast_#t~mem2 := read~intFLOATTYPE8(cast_~#y~0.base, cast_~#y~0.offset, 8bv32);call cast_#t~mem3 := read~intFLOATTYPE8(cast_~#x~0.base, cast_~#x~0.offset, 8bv32);cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3);havoc cast_#t~mem3;havoc cast_#t~mem2;call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset);havoc cast_~#x~0.base, cast_~#x~0.offset;call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset);havoc cast_~#y~0.base, cast_~#y~0.offset;main_#t~ret5 := cast_#res;main_~r~0 := main_#t~ret5;havoc main_#t~ret5;__VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=#x00000000, ULTIMATE.start_cast_~i=#x80100400, ULTIMATE.start_main_~a~0=#x80100400, ULTIMATE.start_main_~r~0=(fp #b0 #b00000000001 #x0040086600000), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___VERIFIER_assert_#in~cond|=#x00000000, |ULTIMATE.start_cast_#in~i|=#x80100400, |ULTIMATE.start_cast_#res|=(fp #b0 #b00000000001 #x0040086600000)] [?] assume 0bv32 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=#x00000000, ULTIMATE.start_cast_~i=#x80100400, ULTIMATE.start_main_~a~0=#x80100400, ULTIMATE.start_main_~r~0=(fp #b0 #b00000000001 #x0040086600000), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___VERIFIER_assert_#in~cond|=#x00000000, |ULTIMATE.start_cast_#in~i|=#x80100400, |ULTIMATE.start_cast_#res|=(fp #b0 #b00000000001 #x0040086600000)] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=#x00000000, ULTIMATE.start_cast_~i=#x80100400, ULTIMATE.start_main_~a~0=#x80100400, ULTIMATE.start_main_~r~0=(fp #b0 #b00000000001 #x0040086600000), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___VERIFIER_assert_#in~cond|=#x00000000, |ULTIMATE.start_cast_#in~i|=#x80100400, |ULTIMATE.start_cast_#res|=(fp #b0 #b00000000001 #x0040086600000)] [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset; [L14-L22] cast_~i := cast_#in~i; [L16] call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8bv32); [L16] call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8bv32); [L17] call write~intINTTYPE4(1127219200bv32, cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call cast_#t~mem0 := read~intINTTYPE4(cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call write~intINTTYPE4(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4bv32); [L18] havoc cast_#t~mem0; [L19] call write~intINTTYPE4(2147483648bv32, cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call cast_#t~mem1 := read~intINTTYPE4(cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), cast_~#y~0.base, ~bvadd32(4bv32, cast_~#y~0.offset), 4bv32); [L20] havoc cast_#t~mem1; [L21] call cast_#t~mem2 := read~intFLOATTYPE8(cast_~#y~0.base, cast_~#y~0.offset, 8bv32); [L21] call cast_#t~mem3 := read~intFLOATTYPE8(cast_~#x~0.base, cast_~#x~0.offset, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset); [L21] havoc cast_~#x~0.base, cast_~#x~0.offset; [L16] call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset); [L21] havoc cast_~#y~0.base, cast_~#y~0.offset; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assume 0bv32 == __VERIFIER_assert_~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset; [L14-L22] cast_~i := cast_#in~i; [L16] call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8bv32); [L16] call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8bv32); [L17] call write~intINTTYPE4(1127219200bv32, cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call cast_#t~mem0 := read~intINTTYPE4(cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call write~intINTTYPE4(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4bv32); [L18] havoc cast_#t~mem0; [L19] call write~intINTTYPE4(2147483648bv32, cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call cast_#t~mem1 := read~intINTTYPE4(cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), cast_~#y~0.base, ~bvadd32(4bv32, cast_~#y~0.offset), 4bv32); [L20] havoc cast_#t~mem1; [L21] call cast_#t~mem2 := read~intFLOATTYPE8(cast_~#y~0.base, cast_~#y~0.offset, 8bv32); [L21] call cast_#t~mem3 := read~intFLOATTYPE8(cast_~#x~0.base, cast_~#x~0.offset, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset); [L21] havoc cast_~#x~0.base, cast_~#x~0.offset; [L16] call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset); [L21] havoc cast_~#y~0.base, cast_~#y~0.offset; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assume 0bv32 == __VERIFIER_assert_~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0, cast_~#y~0; [L14-L22] cast_~i := cast_#in~i; [L16] FCALL call cast_~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call cast_~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call cast_#t~mem0 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(cast_#t~mem0, { base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 4bv32); [L18] havoc cast_#t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call cast_#t~mem1 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), { base: cast_~#y~0!base, offset: ~bvadd32(4bv32, cast_~#y~0!offset) }, 4bv32); [L20] havoc cast_#t~mem1; [L21] FCALL call cast_#t~mem2 := read~intFLOATTYPE8({ base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 8bv32); [L21] FCALL call cast_#t~mem3 := read~intFLOATTYPE8({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] FCALL call ULTIMATE.dealloc(cast_~#x~0); [L21] havoc cast_~#x~0; [L16] FCALL call ULTIMATE.dealloc(cast_~#y~0); [L21] havoc cast_~#y~0; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] COND TRUE 0bv32 == __VERIFIER_assert_~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0, cast_~#y~0; [L14-L22] cast_~i := cast_#in~i; [L16] FCALL call cast_~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call cast_~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call cast_#t~mem0 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(cast_#t~mem0, { base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 4bv32); [L18] havoc cast_#t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call cast_#t~mem1 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), { base: cast_~#y~0!base, offset: ~bvadd32(4bv32, cast_~#y~0!offset) }, 4bv32); [L20] havoc cast_#t~mem1; [L21] FCALL call cast_#t~mem2 := read~intFLOATTYPE8({ base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 8bv32); [L21] FCALL call cast_#t~mem3 := read~intFLOATTYPE8({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] FCALL call ULTIMATE.dealloc(cast_~#x~0); [L21] havoc cast_~#x~0; [L16] FCALL call ULTIMATE.dealloc(cast_~#y~0); [L21] havoc cast_~#y~0; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] COND TRUE 0bv32 == __VERIFIER_assert_~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L26] havoc ~a~0; [L27] havoc ~r~0; [L29] ~a~0 := #t~nondet4; [L29] havoc #t~nondet4; [L14-L22] ~i := #in~i; [L16] FCALL call ~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call ~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(#t~mem0, { base: ~#y~0!base, offset: ~#y~0!offset }, 4bv32); [L18] havoc #t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call #t~mem1 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(~i, #t~mem1), { base: ~#y~0!base, offset: ~bvadd32(4bv32, ~#y~0!offset) }, 4bv32); [L20] havoc #t~mem1; [L21] FCALL call #t~mem2 := read~intFLOATTYPE8({ base: ~#y~0!base, offset: ~#y~0!offset }, 8bv32); [L21] FCALL call #t~mem3 := read~intFLOATTYPE8({ base: ~#x~0!base, offset: ~#x~0!offset }, 8bv32); [L21] #res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, #t~mem2, #t~mem3); [L21] havoc #t~mem3; [L21] havoc #t~mem2; [L16] FCALL call ULTIMATE.dealloc(~#x~0); [L21] havoc ~#x~0; [L16] FCALL call ULTIMATE.dealloc(~#y~0); [L21] havoc ~#y~0; [L31] ~r~0 := #t~ret5; [L31] havoc #t~ret5; [L7] ~cond := #in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] COND TRUE 0bv32 == ~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L26] havoc ~a~0; [L27] havoc ~r~0; [L29] ~a~0 := #t~nondet4; [L29] havoc #t~nondet4; [L14-L22] ~i := #in~i; [L16] FCALL call ~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call ~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(#t~mem0, { base: ~#y~0!base, offset: ~#y~0!offset }, 4bv32); [L18] havoc #t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call #t~mem1 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(~i, #t~mem1), { base: ~#y~0!base, offset: ~bvadd32(4bv32, ~#y~0!offset) }, 4bv32); [L20] havoc #t~mem1; [L21] FCALL call #t~mem2 := read~intFLOATTYPE8({ base: ~#y~0!base, offset: ~#y~0!offset }, 8bv32); [L21] FCALL call #t~mem3 := read~intFLOATTYPE8({ base: ~#x~0!base, offset: ~#x~0!offset }, 8bv32); [L21] #res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, #t~mem2, #t~mem3); [L21] havoc #t~mem3; [L21] havoc #t~mem2; [L16] FCALL call ULTIMATE.dealloc(~#x~0); [L21] havoc ~#x~0; [L16] FCALL call ULTIMATE.dealloc(~#y~0); [L21] havoc ~#y~0; [L31] ~r~0 := #t~ret5; [L31] havoc #t~ret5; [L7] ~cond := #in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] COND TRUE 0bv32 == ~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L26] int a; [L27] double r; [L29] a = __VERIFIER_nondet_int() [L16] union u x, y; [L17] x.i[0] = 0x43300000 [L18] EXPR x.i[0] [L18] y.i[0] = x.i[0] [L19] x.i[1] = 0x80000000 [L20] EXPR x.i[1] [L20] y.i[1] = i ^ x.i[1] [L21] EXPR y.d [L21] EXPR x.d [L21] return y.d - x.d; [L21] return y.d - x.d; [L21] return y.d - x.d; [L31] r = cast(a) [L7] COND TRUE !(cond) [L7] __VERIFIER_error() ----- [2018-11-23 13:05:34,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:05:34 ImpRootNode [2018-11-23 13:05:34,618 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 13:05:34,619 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:05:34,619 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:05:34,619 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:05:34,619 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:32" (3/4) ... [2018-11-23 13:05:34,621 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];havoc main_#res;havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0;havoc main_~a~0;havoc main_~r~0;main_~a~0 := main_#t~nondet4;havoc main_#t~nondet4;cast_#in~i := main_~a~0;havoc cast_#res;havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset;cast_~i := cast_#in~i;call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8bv32);call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8bv32);call write~intINTTYPE4(1127219200bv32, cast_~#x~0.base, cast_~#x~0.offset, 4bv32);call cast_#t~mem0 := read~intINTTYPE4(cast_~#x~0.base, cast_~#x~0.offset, 4bv32);call write~intINTTYPE4(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4bv32);havoc cast_#t~mem0;call write~intINTTYPE4(2147483648bv32, cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32);call cast_#t~mem1 := read~intINTTYPE4(cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32);call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), cast_~#y~0.base, ~bvadd32(4bv32, cast_~#y~0.offset), 4bv32);havoc cast_#t~mem1;call cast_#t~mem2 := read~intFLOATTYPE8(cast_~#y~0.base, cast_~#y~0.offset, 8bv32);call cast_#t~mem3 := read~intFLOATTYPE8(cast_~#x~0.base, cast_~#x~0.offset, 8bv32);cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3);havoc cast_#t~mem3;havoc cast_#t~mem2;call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset);havoc cast_~#x~0.base, cast_~#x~0.offset;call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset);havoc cast_~#y~0.base, cast_~#y~0.offset;main_#t~ret5 := cast_#res;main_~r~0 := main_#t~ret5;havoc main_#t~ret5;__VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=#x00000000, ULTIMATE.start_cast_~i=#x80100400, ULTIMATE.start_main_~a~0=#x80100400, ULTIMATE.start_main_~r~0=(fp #b0 #b00000000001 #x0040086600000), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___VERIFIER_assert_#in~cond|=#x00000000, |ULTIMATE.start_cast_#in~i|=#x80100400, |ULTIMATE.start_cast_#res|=(fp #b0 #b00000000001 #x0040086600000)] [?] assume 0bv32 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=#x00000000, ULTIMATE.start_cast_~i=#x80100400, ULTIMATE.start_main_~a~0=#x80100400, ULTIMATE.start_main_~r~0=(fp #b0 #b00000000001 #x0040086600000), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___VERIFIER_assert_#in~cond|=#x00000000, |ULTIMATE.start_cast_#in~i|=#x80100400, |ULTIMATE.start_cast_#res|=(fp #b0 #b00000000001 #x0040086600000)] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=#x00000000, ULTIMATE.start_cast_~i=#x80100400, ULTIMATE.start_main_~a~0=#x80100400, ULTIMATE.start_main_~r~0=(fp #b0 #b00000000001 #x0040086600000), |#NULL.base|=#x00000000, |#NULL.offset|=#x00000000, |ULTIMATE.start___VERIFIER_assert_#in~cond|=#x00000000, |ULTIMATE.start_cast_#in~i|=#x80100400, |ULTIMATE.start_cast_#res|=(fp #b0 #b00000000001 #x0040086600000)] [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset; [L14-L22] cast_~i := cast_#in~i; [L16] call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8bv32); [L16] call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8bv32); [L17] call write~intINTTYPE4(1127219200bv32, cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call cast_#t~mem0 := read~intINTTYPE4(cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call write~intINTTYPE4(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4bv32); [L18] havoc cast_#t~mem0; [L19] call write~intINTTYPE4(2147483648bv32, cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call cast_#t~mem1 := read~intINTTYPE4(cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), cast_~#y~0.base, ~bvadd32(4bv32, cast_~#y~0.offset), 4bv32); [L20] havoc cast_#t~mem1; [L21] call cast_#t~mem2 := read~intFLOATTYPE8(cast_~#y~0.base, cast_~#y~0.offset, 8bv32); [L21] call cast_#t~mem3 := read~intFLOATTYPE8(cast_~#x~0.base, cast_~#x~0.offset, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset); [L21] havoc cast_~#x~0.base, cast_~#x~0.offset; [L16] call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset); [L21] havoc cast_~#y~0.base, cast_~#y~0.offset; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assume 0bv32 == __VERIFIER_assert_~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0bv32, 0bv32; [?] #valid := #valid[0bv32 := 0bv1]; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0.base, cast_~#x~0.offset, cast_~#y~0.base, cast_~#y~0.offset; [L14-L22] cast_~i := cast_#in~i; [L16] call cast_~#x~0.base, cast_~#x~0.offset := #Ultimate.alloc(8bv32); [L16] call cast_~#y~0.base, cast_~#y~0.offset := #Ultimate.alloc(8bv32); [L17] call write~intINTTYPE4(1127219200bv32, cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call cast_#t~mem0 := read~intINTTYPE4(cast_~#x~0.base, cast_~#x~0.offset, 4bv32); [L18] call write~intINTTYPE4(cast_#t~mem0, cast_~#y~0.base, cast_~#y~0.offset, 4bv32); [L18] havoc cast_#t~mem0; [L19] call write~intINTTYPE4(2147483648bv32, cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call cast_#t~mem1 := read~intINTTYPE4(cast_~#x~0.base, ~bvadd32(4bv32, cast_~#x~0.offset), 4bv32); [L20] call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), cast_~#y~0.base, ~bvadd32(4bv32, cast_~#y~0.offset), 4bv32); [L20] havoc cast_#t~mem1; [L21] call cast_#t~mem2 := read~intFLOATTYPE8(cast_~#y~0.base, cast_~#y~0.offset, 8bv32); [L21] call cast_#t~mem3 := read~intFLOATTYPE8(cast_~#x~0.base, cast_~#x~0.offset, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] call ULTIMATE.dealloc(cast_~#x~0.base, cast_~#x~0.offset); [L21] havoc cast_~#x~0.base, cast_~#x~0.offset; [L16] call ULTIMATE.dealloc(cast_~#y~0.base, cast_~#y~0.offset); [L21] havoc cast_~#y~0.base, cast_~#y~0.offset; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assume 0bv32 == __VERIFIER_assert_~cond; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL.base=0bv32, #NULL.offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0, cast_~#y~0; [L14-L22] cast_~i := cast_#in~i; [L16] FCALL call cast_~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call cast_~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call cast_#t~mem0 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(cast_#t~mem0, { base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 4bv32); [L18] havoc cast_#t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call cast_#t~mem1 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), { base: cast_~#y~0!base, offset: ~bvadd32(4bv32, cast_~#y~0!offset) }, 4bv32); [L20] havoc cast_#t~mem1; [L21] FCALL call cast_#t~mem2 := read~intFLOATTYPE8({ base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 8bv32); [L21] FCALL call cast_#t~mem3 := read~intFLOATTYPE8({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] FCALL call ULTIMATE.dealloc(cast_~#x~0); [L21] havoc cast_~#x~0; [L16] FCALL call ULTIMATE.dealloc(cast_~#y~0); [L21] havoc cast_~#y~0; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] COND TRUE 0bv32 == __VERIFIER_assert_~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [?] havoc main_#res; [?] havoc main_#t~nondet4, main_#t~ret5, main_~a~0, main_~r~0; [L26] havoc main_~a~0; [L27] havoc main_~r~0; [L29] main_~a~0 := main_#t~nondet4; [L29] havoc main_#t~nondet4; [L31] cast_#in~i := main_~a~0; [L31] havoc cast_#res; [L31] havoc cast_#t~mem0, cast_#t~mem1, cast_#t~mem2, cast_#t~mem3, cast_~i, cast_~#x~0, cast_~#y~0; [L14-L22] cast_~i := cast_#in~i; [L16] FCALL call cast_~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call cast_~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call cast_#t~mem0 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(cast_#t~mem0, { base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 4bv32); [L18] havoc cast_#t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call cast_#t~mem1 := read~intINTTYPE4({ base: cast_~#x~0!base, offset: ~bvadd32(4bv32, cast_~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(cast_~i, cast_#t~mem1), { base: cast_~#y~0!base, offset: ~bvadd32(4bv32, cast_~#y~0!offset) }, 4bv32); [L20] havoc cast_#t~mem1; [L21] FCALL call cast_#t~mem2 := read~intFLOATTYPE8({ base: cast_~#y~0!base, offset: cast_~#y~0!offset }, 8bv32); [L21] FCALL call cast_#t~mem3 := read~intFLOATTYPE8({ base: cast_~#x~0!base, offset: cast_~#x~0!offset }, 8bv32); [L21] cast_#res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, cast_#t~mem2, cast_#t~mem3); [L21] havoc cast_#t~mem3; [L21] havoc cast_#t~mem2; [L16] FCALL call ULTIMATE.dealloc(cast_~#x~0); [L21] havoc cast_~#x~0; [L16] FCALL call ULTIMATE.dealloc(cast_~#y~0); [L21] havoc cast_~#y~0; [L31] main_#t~ret5 := cast_#res; [L31] main_~r~0 := main_#t~ret5; [L31] havoc main_#t~ret5; [L32] __VERIFIER_assert_#in~cond := (if ~fp.eq~DOUBLE(main_~r~0, ~convertINTToDOUBLE(~roundNearestTiesToEven, main_~a~0)) then 1bv32 else 0bv32); [L32] havoc __VERIFIER_assert_~cond; [L7] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] COND TRUE 0bv32 == __VERIFIER_assert_~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32, __VERIFIER_assert_#in~cond=0bv32, __VERIFIER_assert_~cond=0bv32, cast_#in~i=2148533248bv32, cast_#res=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52), cast_~i=2148533248bv32, main_~a~0=2148533248bv32, main_~r~0=~fp~LONGDOUBLE(0bv1, 1bv11, 4400300949504bv52)] [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L26] havoc ~a~0; [L27] havoc ~r~0; [L29] ~a~0 := #t~nondet4; [L29] havoc #t~nondet4; [L14-L22] ~i := #in~i; [L16] FCALL call ~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call ~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(#t~mem0, { base: ~#y~0!base, offset: ~#y~0!offset }, 4bv32); [L18] havoc #t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call #t~mem1 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(~i, #t~mem1), { base: ~#y~0!base, offset: ~bvadd32(4bv32, ~#y~0!offset) }, 4bv32); [L20] havoc #t~mem1; [L21] FCALL call #t~mem2 := read~intFLOATTYPE8({ base: ~#y~0!base, offset: ~#y~0!offset }, 8bv32); [L21] FCALL call #t~mem3 := read~intFLOATTYPE8({ base: ~#x~0!base, offset: ~#x~0!offset }, 8bv32); [L21] #res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, #t~mem2, #t~mem3); [L21] havoc #t~mem3; [L21] havoc #t~mem2; [L16] FCALL call ULTIMATE.dealloc(~#x~0); [L21] havoc ~#x~0; [L16] FCALL call ULTIMATE.dealloc(~#y~0); [L21] havoc ~#y~0; [L31] ~r~0 := #t~ret5; [L31] havoc #t~ret5; [L7] ~cond := #in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] COND TRUE 0bv32 == ~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0bv32, offset: 0bv32 }; [?] #valid[0bv32] := 0bv1; [L26] havoc ~a~0; [L27] havoc ~r~0; [L29] ~a~0 := #t~nondet4; [L29] havoc #t~nondet4; [L14-L22] ~i := #in~i; [L16] FCALL call ~#x~0 := #Ultimate.alloc(8bv32); [L16] FCALL call ~#y~0 := #Ultimate.alloc(8bv32); [L17] FCALL call write~intINTTYPE4(1127219200bv32, { base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call #t~mem0 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~#x~0!offset }, 4bv32); [L18] FCALL call write~intINTTYPE4(#t~mem0, { base: ~#y~0!base, offset: ~#y~0!offset }, 4bv32); [L18] havoc #t~mem0; [L19] FCALL call write~intINTTYPE4(2147483648bv32, { base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call #t~mem1 := read~intINTTYPE4({ base: ~#x~0!base, offset: ~bvadd32(4bv32, ~#x~0!offset) }, 4bv32); [L20] FCALL call write~intINTTYPE4(~bvxor32(~i, #t~mem1), { base: ~#y~0!base, offset: ~bvadd32(4bv32, ~#y~0!offset) }, 4bv32); [L20] havoc #t~mem1; [L21] FCALL call #t~mem2 := read~intFLOATTYPE8({ base: ~#y~0!base, offset: ~#y~0!offset }, 8bv32); [L21] FCALL call #t~mem3 := read~intFLOATTYPE8({ base: ~#x~0!base, offset: ~#x~0!offset }, 8bv32); [L21] #res := ~fp.sub~DOUBLE(~roundNearestTiesToEven, #t~mem2, #t~mem3); [L21] havoc #t~mem3; [L21] havoc #t~mem2; [L16] FCALL call ULTIMATE.dealloc(~#x~0); [L21] havoc ~#x~0; [L16] FCALL call ULTIMATE.dealloc(~#y~0); [L21] havoc ~#y~0; [L31] ~r~0 := #t~ret5; [L31] havoc #t~ret5; [L7] ~cond := #in~cond; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] COND TRUE 0bv32 == ~cond VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L7] assert false; VAL [#NULL!base=0bv32, #NULL!offset=0bv32] [L26] int a; [L27] double r; [L29] a = __VERIFIER_nondet_int() [L16] union u x, y; [L17] x.i[0] = 0x43300000 [L18] EXPR x.i[0] [L18] y.i[0] = x.i[0] [L19] x.i[1] = 0x80000000 [L20] EXPR x.i[1] [L20] y.i[1] = i ^ x.i[1] [L21] EXPR y.d [L21] EXPR x.d [L21] return y.d - x.d; [L21] return y.d - x.d; [L21] return y.d - x.d; [L31] r = cast(a) [L7] COND TRUE !(cond) [L7] __VERIFIER_error() ----- [2018-11-23 13:05:34,658 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5a20467c-19e4-4920-a0c7-453cf4c86982/bin-2019/ukojak/witness.graphml [2018-11-23 13:05:34,658 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:05:34,659 INFO L168 Benchmark]: Toolchain (without parser) took 3906.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -102.9 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:34,660 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. [2018-11-23 13:05:34,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:34,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.93 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:05:34,661 INFO L168 Benchmark]: Boogie Preprocessor took 17.21 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:05:34,661 INFO L168 Benchmark]: RCFGBuilder took 1929.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -132.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:34,662 INFO L168 Benchmark]: CodeCheck took 1704.57 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:34,662 INFO L168 Benchmark]: Witness Printer took 39.43 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:34,665 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, 10 locations, 1 error locations. UNSAFE Result, 1.6s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L26] int a; [L27] double r; [L29] a = __VERIFIER_nondet_int() [L16] union u x, y; [L17] x.i[0] = 0x43300000 [L18] EXPR x.i[0] [L18] y.i[0] = x.i[0] [L19] x.i[1] = 0x80000000 [L20] EXPR x.i[1] [L20] y.i[1] = i ^ x.i[1] [L21] EXPR y.d [L21] EXPR x.d [L21] return y.d - x.d; [L21] return y.d - x.d; [L21] return y.d - x.d; [L31] r = cast(a) [L7] COND TRUE !(cond) [L7] __VERIFIER_error() * 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 189.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 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 22.93 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.21 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1929.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -132.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1704.57 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Witness Printer took 39.43 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...