./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1381_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1381_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/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 c91754c7d707a58127a2dc4a18babac51d557647 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1381_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/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 c91754c7d707a58127a2dc4a18babac51d557647 .................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:42:04,621 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:42:04,622 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:42:04,629 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:42:04,629 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:42:04,630 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:42:04,631 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:42:04,632 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:42:04,633 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:42:04,634 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:42:04,635 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:42:04,635 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:42:04,635 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:42:04,637 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:42:04,637 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:42:04,638 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:42:04,638 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:42:04,640 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:42:04,641 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:42:04,642 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:42:04,643 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:42:04,644 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:42:04,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:42:04,646 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:42:04,646 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:42:04,647 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:42:04,647 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:42:04,648 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:42:04,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:42:04,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:42:04,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:42:04,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:42:04,650 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:42:04,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:42:04,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:42:04,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:42:04,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:42:04,662 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:42:04,662 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:42:04,663 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:42:04,663 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:42:04,663 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:42:04,664 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:42:04,664 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:42:04,664 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:42:04,664 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:42:04,664 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:42:04,664 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:42:04,664 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:42:04,665 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:42:04,665 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:42:04,665 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:42:04,665 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:42:04,665 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:42:04,665 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:42:04,665 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:42:04,665 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:42:04,666 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:42:04,666 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:42:04,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:42:04,666 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:42:04,666 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:42:04,666 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:42:04,666 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:42:04,666 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:42:04,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:42:04,667 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_a2365195-b226-430f-beef-07d03cf6e46a/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 -> c91754c7d707a58127a2dc4a18babac51d557647 [2018-11-23 06:42:04,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:42:04,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:42:04,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:42:04,702 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:42:04,702 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:42:04,702 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-11-23 06:42:04,740 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/fa201c38b/91024f2d53734f2b8f852c9cb8fa1881/FLAGccbeffae2 [2018-11-23 06:42:05,125 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:42:05,125 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/sv-benchmarks/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-11-23 06:42:05,129 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/fa201c38b/91024f2d53734f2b8f852c9cb8fa1881/FLAGccbeffae2 [2018-11-23 06:42:05,138 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/fa201c38b/91024f2d53734f2b8f852c9cb8fa1881 [2018-11-23 06:42:05,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:42:05,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:42:05,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:42:05,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:42:05,144 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:42:05,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4096d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05, skipping insertion in model container [2018-11-23 06:42:05,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:42:05,164 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:42:05,276 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:42:05,277 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:42:05,290 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:42:05,302 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:42:05,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05 WrapperNode [2018-11-23 06:42:05,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:42:05,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:42:05,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:42:05,303 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:42:05,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:42:05,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:42:05,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:42:05,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:42:05,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:42:05,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:42:05,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:42:05,385 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:42:05,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/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 06:42:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 06:42:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 06:42:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 06:42:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:42:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:42:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:42:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 06:42:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:42:05,592 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:42:05,593 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-23 06:42:05,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:05 BoogieIcfgContainer [2018-11-23 06:42:05,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:42:05,593 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:42:05,593 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:42:05,602 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:42:05,603 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:05" (1/1) ... [2018-11-23 06:42:05,612 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:42:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:42:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-11-23 06:42:05,646 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-11-23 06:42:05,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 06:42:05,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:42:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:42:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:42:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:42:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-11-23 06:42:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-11-23 06:42:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:42:05,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:42:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:42:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:42:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:42:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:42:05,863 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~nondet6, main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0);main_~y~0 := main_#t~nondet6;havoc main_#t~nondet6;copysign_float_#in~x, copysign_float_#in~y := main_~x~0, main_~y~0;havoc copysign_float_#res;havoc copysign_float_#t~mem0, copysign_float_#t~union1, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, copysign_float_#t~mem2, copysign_float_#t~union3, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, copysign_float_#t~mem4, copysign_float_#t~union5, copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, copysign_float_~x, copysign_float_~y, copysign_float_~ix~0, copysign_float_~iy~0;copysign_float_~x := copysign_float_#in~x;copysign_float_~y := copysign_float_#in~y;havoc copysign_float_~ix~0;havoc copysign_float_~iy~0; VAL [ULTIMATE.start_copysign_float_~x=0.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0] [?] call copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(copysign_float_~x, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4);call copysign_float_#t~mem0 := read~int(copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4);copysign_float_~ix~0 := copysign_float_#t~mem0;call write~real(copysign_float_#t~union1, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4);havoc copysign_float_#t~mem0;havoc copysign_float_#t~union1;call ULTIMATE.dealloc(copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset);havoc copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~x=0.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0] [?] goto; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~x=0.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0] [?] call copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset := #Ultimate.alloc(4);call write~real(copysign_float_~y, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4);call copysign_float_#t~mem2 := read~int(copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4);copysign_float_~iy~0 := copysign_float_#t~mem2;call write~real(copysign_float_#t~union3, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4);havoc copysign_float_#t~union3;havoc copysign_float_#t~mem2;call ULTIMATE.dealloc(copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset);havoc copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~iy~0=7, ULTIMATE.start_copysign_float_~x=0.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0] [?] goto; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~iy~0=7, ULTIMATE.start_copysign_float_~x=0.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0] [?] call copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset := #Ultimate.alloc(4);call write~int(~bitwiseOr(~bitwiseAnd(copysign_float_~ix~0, 2147483647), ~bitwiseAnd(copysign_float_~iy~0, 2147483648)), copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4);call copysign_float_#t~mem4 := read~real(copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4);copysign_float_~x := copysign_float_#t~mem4;call write~int(copysign_float_#t~union5, copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4);havoc copysign_float_#t~mem4;havoc copysign_float_#t~union5;call ULTIMATE.dealloc(copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset);havoc copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~iy~0=7, ULTIMATE.start_copysign_float_~x=2.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0] [?] goto; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~iy~0=7, ULTIMATE.start_copysign_float_~x=2.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0] [?] copysign_float_#res := copysign_float_~x;main_#t~ret7 := copysign_float_#res;main_~res~0 := main_#t~ret7;havoc main_#t~ret7;isnan_float_#in~x := main_~res~0;havoc isnan_float_#res;havoc isnan_float_~x;isnan_float_~x := isnan_float_#in~x;isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0);main_#t~ret8 := isnan_float_#res;assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~iy~0=7, ULTIMATE.start_copysign_float_~x=2.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_isnan_float_~x=2.0, ULTIMATE.start_main_~res~0=2.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0, |ULTIMATE.start_copysign_float_#res|=2.0, |ULTIMATE.start_isnan_float_#in~x|=2.0, |ULTIMATE.start_isnan_float_#res|=0, |ULTIMATE.start_main_#t~ret8|=0] [?] assume 0 == main_#t~ret8;havoc main_#t~ret8; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~iy~0=7, ULTIMATE.start_copysign_float_~x=2.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_isnan_float_~x=2.0, ULTIMATE.start_main_~res~0=2.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0, |ULTIMATE.start_copysign_float_#res|=2.0, |ULTIMATE.start_isnan_float_#in~x|=2.0, |ULTIMATE.start_isnan_float_#res|=0] [?] assume !false; VAL [ULTIMATE.start_copysign_float_~ix~0=5, ULTIMATE.start_copysign_float_~iy~0=7, ULTIMATE.start_copysign_float_~x=2.0, ULTIMATE.start_copysign_float_~y=1.0, ULTIMATE.start_isnan_float_~x=2.0, ULTIMATE.start_main_~res~0=2.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_copysign_float_#in~x|=0.0, |ULTIMATE.start_copysign_float_#in~y|=1.0, |ULTIMATE.start_copysign_float_#res|=2.0, |ULTIMATE.start_isnan_float_#in~x|=2.0, |ULTIMATE.start_isnan_float_#res|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L43] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L44] main_~y~0 := main_#t~nondet6; [L44] havoc main_#t~nondet6; [L45] copysign_float_#in~x, copysign_float_#in~y := main_~x~0, main_~y~0; [L45] havoc copysign_float_#res; [L45] havoc copysign_float_#t~mem0, copysign_float_#t~union1, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, copysign_float_#t~mem2, copysign_float_#t~union3, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, copysign_float_#t~mem4, copysign_float_#t~union5, copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, copysign_float_~x, copysign_float_~y, copysign_float_~ix~0, copysign_float_~iy~0; [L12-L30] copysign_float_~x := copysign_float_#in~x; [L12-L30] copysign_float_~y := copysign_float_#in~y; [L13] havoc copysign_float_~ix~0; [L13] havoc copysign_float_~iy~0; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L15] call copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L16] call write~real(copysign_float_~x, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4); [L17] call copysign_float_#t~mem0 := read~int(copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4); [L17] copysign_float_~ix~0 := copysign_float_#t~mem0; [L17] call write~real(copysign_float_#t~union1, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4); [L17] havoc copysign_float_#t~mem0; [L17] havoc copysign_float_#t~union1; [L15] call ULTIMATE.dealloc(copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset); [L15] havoc copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L20] call copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset := #Ultimate.alloc(4); [L21] call write~real(copysign_float_~y, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4); [L22] call copysign_float_#t~mem2 := read~int(copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4); [L22] copysign_float_~iy~0 := copysign_float_#t~mem2; [L22] call write~real(copysign_float_#t~union3, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4); [L22] havoc copysign_float_#t~union3; [L22] havoc copysign_float_#t~mem2; [L20] call ULTIMATE.dealloc(copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset); [L20] havoc copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L25] call copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset := #Ultimate.alloc(4); [L26] call write~int(~bitwiseOr(~bitwiseAnd(copysign_float_~ix~0, 2147483647), ~bitwiseAnd(copysign_float_~iy~0, 2147483648)), copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4); [L27] call copysign_float_#t~mem4 := read~real(copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4); [L27] copysign_float_~x := copysign_float_#t~mem4; [L27] call write~int(copysign_float_#t~union5, copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4); [L27] havoc copysign_float_#t~mem4; [L27] havoc copysign_float_#t~union5; [L25] call ULTIMATE.dealloc(copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset); [L25] havoc copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L29] copysign_float_#res := copysign_float_~x; [L45] main_#t~ret7 := copysign_float_#res; [L45] main_~res~0 := main_#t~ret7; [L45] havoc main_#t~ret7; [L48] isnan_float_#in~x := main_~res~0; [L48] havoc isnan_float_#res; [L48] havoc isnan_float_~x; [L33] isnan_float_~x := isnan_float_#in~x; [L33] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L48] main_#t~ret8 := isnan_float_#res; [L48] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_#t~ret8=0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L48-L51] assume 0 == main_#t~ret8; [L48] havoc main_#t~ret8; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L49] assert false; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~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~nondet6, main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L43] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L44] main_~y~0 := main_#t~nondet6; [L44] havoc main_#t~nondet6; [L45] copysign_float_#in~x, copysign_float_#in~y := main_~x~0, main_~y~0; [L45] havoc copysign_float_#res; [L45] havoc copysign_float_#t~mem0, copysign_float_#t~union1, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, copysign_float_#t~mem2, copysign_float_#t~union3, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, copysign_float_#t~mem4, copysign_float_#t~union5, copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, copysign_float_~x, copysign_float_~y, copysign_float_~ix~0, copysign_float_~iy~0; [L12-L30] copysign_float_~x := copysign_float_#in~x; [L12-L30] copysign_float_~y := copysign_float_#in~y; [L13] havoc copysign_float_~ix~0; [L13] havoc copysign_float_~iy~0; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L15] call copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L16] call write~real(copysign_float_~x, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4); [L17] call copysign_float_#t~mem0 := read~int(copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4); [L17] copysign_float_~ix~0 := copysign_float_#t~mem0; [L17] call write~real(copysign_float_#t~union1, copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset, 4); [L17] havoc copysign_float_#t~mem0; [L17] havoc copysign_float_#t~union1; [L15] call ULTIMATE.dealloc(copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset); [L15] havoc copysign_float_~#gf_u~0.base, copysign_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L20] call copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset := #Ultimate.alloc(4); [L21] call write~real(copysign_float_~y, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4); [L22] call copysign_float_#t~mem2 := read~int(copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4); [L22] copysign_float_~iy~0 := copysign_float_#t~mem2; [L22] call write~real(copysign_float_#t~union3, copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset, 4); [L22] havoc copysign_float_#t~union3; [L22] havoc copysign_float_#t~mem2; [L20] call ULTIMATE.dealloc(copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset); [L20] havoc copysign_float_~#gf_u~1.base, copysign_float_~#gf_u~1.offset; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L25] call copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset := #Ultimate.alloc(4); [L26] call write~int(~bitwiseOr(~bitwiseAnd(copysign_float_~ix~0, 2147483647), ~bitwiseAnd(copysign_float_~iy~0, 2147483648)), copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4); [L27] call copysign_float_#t~mem4 := read~real(copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4); [L27] copysign_float_~x := copysign_float_#t~mem4; [L27] call write~int(copysign_float_#t~union5, copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset, 4); [L27] havoc copysign_float_#t~mem4; [L27] havoc copysign_float_#t~union5; [L25] call ULTIMATE.dealloc(copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset); [L25] havoc copysign_float_~#sf_u~0.base, copysign_float_~#sf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L29] copysign_float_#res := copysign_float_~x; [L45] main_#t~ret7 := copysign_float_#res; [L45] main_~res~0 := main_#t~ret7; [L45] havoc main_#t~ret7; [L48] isnan_float_#in~x := main_~res~0; [L48] havoc isnan_float_#res; [L48] havoc isnan_float_~x; [L33] isnan_float_~x := isnan_float_#in~x; [L33] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L48] main_#t~ret8 := isnan_float_#res; [L48] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_#t~ret8=0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L48-L51] assume 0 == main_#t~ret8; [L48] havoc main_#t~ret8; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L49] assert false; VAL [#NULL.base=0, #NULL.offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L43] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L44] main_~y~0 := main_#t~nondet6; [L44] havoc main_#t~nondet6; [L45] copysign_float_#in~x, copysign_float_#in~y := main_~x~0, main_~y~0; [L45] havoc copysign_float_#res; [L45] havoc copysign_float_#t~mem0, copysign_float_#t~union1, copysign_float_~#gf_u~0, copysign_float_#t~mem2, copysign_float_#t~union3, copysign_float_~#gf_u~1, copysign_float_#t~mem4, copysign_float_#t~union5, copysign_float_~#sf_u~0, copysign_float_~x, copysign_float_~y, copysign_float_~ix~0, copysign_float_~iy~0; [L12-L30] copysign_float_~x := copysign_float_#in~x; [L12-L30] copysign_float_~y := copysign_float_#in~y; [L13] havoc copysign_float_~ix~0; [L13] havoc copysign_float_~iy~0; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L15] FCALL call copysign_float_~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(copysign_float_~x, { base: copysign_float_~#gf_u~0!base, offset: copysign_float_~#gf_u~0!offset }, 4); [L17] FCALL call copysign_float_#t~mem0 := read~int({ base: copysign_float_~#gf_u~0!base, offset: copysign_float_~#gf_u~0!offset }, 4); [L17] copysign_float_~ix~0 := copysign_float_#t~mem0; [L17] FCALL call write~real(copysign_float_#t~union1, { base: copysign_float_~#gf_u~0!base, offset: copysign_float_~#gf_u~0!offset }, 4); [L17] havoc copysign_float_#t~mem0; [L17] havoc copysign_float_#t~union1; [L15] FCALL call ULTIMATE.dealloc(copysign_float_~#gf_u~0); [L15] havoc copysign_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L20] FCALL call copysign_float_~#gf_u~1 := #Ultimate.alloc(4); [L21] FCALL call write~real(copysign_float_~y, { base: copysign_float_~#gf_u~1!base, offset: copysign_float_~#gf_u~1!offset }, 4); [L22] FCALL call copysign_float_#t~mem2 := read~int({ base: copysign_float_~#gf_u~1!base, offset: copysign_float_~#gf_u~1!offset }, 4); [L22] copysign_float_~iy~0 := copysign_float_#t~mem2; [L22] FCALL call write~real(copysign_float_#t~union3, { base: copysign_float_~#gf_u~1!base, offset: copysign_float_~#gf_u~1!offset }, 4); [L22] havoc copysign_float_#t~union3; [L22] havoc copysign_float_#t~mem2; [L20] FCALL call ULTIMATE.dealloc(copysign_float_~#gf_u~1); [L20] havoc copysign_float_~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L25] FCALL call copysign_float_~#sf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~int(~bitwiseOr(~bitwiseAnd(copysign_float_~ix~0, 2147483647), ~bitwiseAnd(copysign_float_~iy~0, 2147483648)), { base: copysign_float_~#sf_u~0!base, offset: copysign_float_~#sf_u~0!offset }, 4); [L27] FCALL call copysign_float_#t~mem4 := read~real({ base: copysign_float_~#sf_u~0!base, offset: copysign_float_~#sf_u~0!offset }, 4); [L27] copysign_float_~x := copysign_float_#t~mem4; [L27] FCALL call write~int(copysign_float_#t~union5, { base: copysign_float_~#sf_u~0!base, offset: copysign_float_~#sf_u~0!offset }, 4); [L27] havoc copysign_float_#t~mem4; [L27] havoc copysign_float_#t~union5; [L25] FCALL call ULTIMATE.dealloc(copysign_float_~#sf_u~0); [L25] havoc copysign_float_~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L29] copysign_float_#res := copysign_float_~x; [L45] main_#t~ret7 := copysign_float_#res; [L45] main_~res~0 := main_#t~ret7; [L45] havoc main_#t~ret7; [L48] isnan_float_#in~x := main_~res~0; [L48] havoc isnan_float_#res; [L48] havoc isnan_float_~x; [L33] isnan_float_~x := isnan_float_#in~x; [L33] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L48] main_#t~ret8 := isnan_float_#res; [L48] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_#t~ret8=0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L48] COND TRUE 0 == main_#t~ret8 [L48] havoc main_#t~ret8; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L49] assert false; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~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~nondet6, main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L43] main_~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L44] main_~y~0 := main_#t~nondet6; [L44] havoc main_#t~nondet6; [L45] copysign_float_#in~x, copysign_float_#in~y := main_~x~0, main_~y~0; [L45] havoc copysign_float_#res; [L45] havoc copysign_float_#t~mem0, copysign_float_#t~union1, copysign_float_~#gf_u~0, copysign_float_#t~mem2, copysign_float_#t~union3, copysign_float_~#gf_u~1, copysign_float_#t~mem4, copysign_float_#t~union5, copysign_float_~#sf_u~0, copysign_float_~x, copysign_float_~y, copysign_float_~ix~0, copysign_float_~iy~0; [L12-L30] copysign_float_~x := copysign_float_#in~x; [L12-L30] copysign_float_~y := copysign_float_#in~y; [L13] havoc copysign_float_~ix~0; [L13] havoc copysign_float_~iy~0; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L15] FCALL call copysign_float_~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(copysign_float_~x, { base: copysign_float_~#gf_u~0!base, offset: copysign_float_~#gf_u~0!offset }, 4); [L17] FCALL call copysign_float_#t~mem0 := read~int({ base: copysign_float_~#gf_u~0!base, offset: copysign_float_~#gf_u~0!offset }, 4); [L17] copysign_float_~ix~0 := copysign_float_#t~mem0; [L17] FCALL call write~real(copysign_float_#t~union1, { base: copysign_float_~#gf_u~0!base, offset: copysign_float_~#gf_u~0!offset }, 4); [L17] havoc copysign_float_#t~mem0; [L17] havoc copysign_float_#t~union1; [L15] FCALL call ULTIMATE.dealloc(copysign_float_~#gf_u~0); [L15] havoc copysign_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L20] FCALL call copysign_float_~#gf_u~1 := #Ultimate.alloc(4); [L21] FCALL call write~real(copysign_float_~y, { base: copysign_float_~#gf_u~1!base, offset: copysign_float_~#gf_u~1!offset }, 4); [L22] FCALL call copysign_float_#t~mem2 := read~int({ base: copysign_float_~#gf_u~1!base, offset: copysign_float_~#gf_u~1!offset }, 4); [L22] copysign_float_~iy~0 := copysign_float_#t~mem2; [L22] FCALL call write~real(copysign_float_#t~union3, { base: copysign_float_~#gf_u~1!base, offset: copysign_float_~#gf_u~1!offset }, 4); [L22] havoc copysign_float_#t~union3; [L22] havoc copysign_float_#t~mem2; [L20] FCALL call ULTIMATE.dealloc(copysign_float_~#gf_u~1); [L20] havoc copysign_float_~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=0.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L25] FCALL call copysign_float_~#sf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~int(~bitwiseOr(~bitwiseAnd(copysign_float_~ix~0, 2147483647), ~bitwiseAnd(copysign_float_~iy~0, 2147483648)), { base: copysign_float_~#sf_u~0!base, offset: copysign_float_~#sf_u~0!offset }, 4); [L27] FCALL call copysign_float_#t~mem4 := read~real({ base: copysign_float_~#sf_u~0!base, offset: copysign_float_~#sf_u~0!offset }, 4); [L27] copysign_float_~x := copysign_float_#t~mem4; [L27] FCALL call write~int(copysign_float_#t~union5, { base: copysign_float_~#sf_u~0!base, offset: copysign_float_~#sf_u~0!offset }, 4); [L27] havoc copysign_float_#t~mem4; [L27] havoc copysign_float_#t~union5; [L25] FCALL call ULTIMATE.dealloc(copysign_float_~#sf_u~0); [L25] havoc copysign_float_~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, main_~x~0=0.0, main_~y~0=1.0] [L29] copysign_float_#res := copysign_float_~x; [L45] main_#t~ret7 := copysign_float_#res; [L45] main_~res~0 := main_#t~ret7; [L45] havoc main_#t~ret7; [L48] isnan_float_#in~x := main_~res~0; [L48] havoc isnan_float_#res; [L48] havoc isnan_float_~x; [L33] isnan_float_~x := isnan_float_#in~x; [L33] isnan_float_#res := (if ~someBinaryFLOATComparisonOperation(isnan_float_~x, isnan_float_~x) then 1 else 0); [L48] main_#t~ret8 := isnan_float_#res; [L48] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_#t~ret8=0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L48] COND TRUE 0 == main_#t~ret8 [L48] havoc main_#t~ret8; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [L49] assert false; VAL [#NULL!base=0, #NULL!offset=0, copysign_float_#in~x=0.0, copysign_float_#in~y=1.0, copysign_float_#res=2.0, copysign_float_~ix~0=5, copysign_float_~iy~0=7, copysign_float_~x=2.0, copysign_float_~y=1.0, isnan_float_#in~x=2.0, isnan_float_#res=0, isnan_float_~x=2.0, main_~res~0=2.0, main_~x~0=0.0, main_~y~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L43] ~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L44] ~y~0 := #t~nondet6; [L44] havoc #t~nondet6; [L12-L30] ~x := #in~x; [L12-L30] ~y := #in~y; [L13] havoc ~ix~0; [L13] havoc ~iy~0; VAL [#NULL!base=0, #NULL!offset=0] [L15] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] ~ix~0 := #t~mem0; [L17] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] havoc #t~mem0; [L17] havoc #t~union1; [L15] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L15] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L20] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L21] FCALL call write~real(~y, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L22] FCALL call #t~mem2 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L22] ~iy~0 := #t~mem2; [L22] FCALL call write~real(#t~union3, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L22] havoc #t~union3; [L22] havoc #t~mem2; [L20] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L20] havoc ~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0] [L25] FCALL call ~#sf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~int(~bitwiseOr(~bitwiseAnd(~ix~0, 2147483647), ~bitwiseAnd(~iy~0, 2147483648)), { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L27] FCALL call #t~mem4 := read~real({ base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L27] ~x := #t~mem4; [L27] FCALL call write~int(#t~union5, { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L27] havoc #t~mem4; [L27] havoc #t~union5; [L25] FCALL call ULTIMATE.dealloc(~#sf_u~0); [L25] havoc ~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L29] #res := ~x; [L45] ~res~0 := #t~ret7; [L45] havoc #t~ret7; [L33] ~x := #in~x; [L33] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); [L48] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L48] COND TRUE 0 == #t~ret8 [L48] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0] [L49] 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; [L43] ~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); [L44] ~y~0 := #t~nondet6; [L44] havoc #t~nondet6; [L12-L30] ~x := #in~x; [L12-L30] ~y := #in~y; [L13] havoc ~ix~0; [L13] havoc ~iy~0; VAL [#NULL!base=0, #NULL!offset=0] [L15] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L16] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] ~ix~0 := #t~mem0; [L17] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L17] havoc #t~mem0; [L17] havoc #t~union1; [L15] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L15] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L20] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L21] FCALL call write~real(~y, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L22] FCALL call #t~mem2 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L22] ~iy~0 := #t~mem2; [L22] FCALL call write~real(#t~union3, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L22] havoc #t~union3; [L22] havoc #t~mem2; [L20] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L20] havoc ~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0] [L25] FCALL call ~#sf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~int(~bitwiseOr(~bitwiseAnd(~ix~0, 2147483647), ~bitwiseAnd(~iy~0, 2147483648)), { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L27] FCALL call #t~mem4 := read~real({ base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L27] ~x := #t~mem4; [L27] FCALL call write~int(#t~union5, { base: ~#sf_u~0!base, offset: ~#sf_u~0!offset }, 4); [L27] havoc #t~mem4; [L27] havoc #t~union5; [L25] FCALL call ULTIMATE.dealloc(~#sf_u~0); [L25] havoc ~#sf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L29] #res := ~x; [L45] ~res~0 := #t~ret7; [L45] havoc #t~ret7; [L33] ~x := #in~x; [L33] #res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); [L48] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L48] COND TRUE 0 == #t~ret8 [L48] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0] [L49] assert false; VAL [#NULL!base=0, #NULL!offset=0] [L43] float x = 0.0f / 0.0f; [L44] float y = __VERIFIER_nondet_float(); [L13] __uint32_t ix, iy; [L15] ieee_float_shape_type gf_u; [L16] gf_u.value = (x) [L17] EXPR gf_u.word [L17] (ix) = gf_u.word [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (y) [L22] EXPR gf_u.word [L22] (iy) = gf_u.word [L25] ieee_float_shape_type sf_u; [L26] sf_u.word = ((ix & 0x7fffffff) | (iy & 0x80000000)) [L27] EXPR sf_u.value [L27] (x) = sf_u.value [L29] return x; [L45] float res = copysign_float(x, y); [L33] return x != x; [L48] COND TRUE !isnan_float(res) [L49] __VERIFIER_error() ----- [2018-11-23 06:42:05,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:42:05 ImpRootNode [2018-11-23 06:42:05,894 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:42:05,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:42:05,894 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:42:05,895 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:42:05,895 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:05" (3/4) ... [2018-11-23 06:42:05,898 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 06:42:05,898 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:42:05,899 INFO L168 Benchmark]: Toolchain (without parser) took 758.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:05,901 INFO L168 Benchmark]: CDTParser took 0.11 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 06:42:05,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.59 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:05,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.66 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:42:05,902 INFO L168 Benchmark]: Boogie Preprocessor took 56.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 945.7 MB in the beginning and 1.2 GB in the end (delta: -216.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:05,903 INFO L168 Benchmark]: RCFGBuilder took 208.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:05,903 INFO L168 Benchmark]: CodeCheck took 300.77 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:05,904 INFO L168 Benchmark]: Witness Printer took 4.05 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 06:42:05,906 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, 17 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 49]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 33, overapproximation of bitwiseOr at line 26, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L43] float x = 0.0f / 0.0f; [L44] float y = __VERIFIER_nondet_float(); [L13] __uint32_t ix, iy; [L15] ieee_float_shape_type gf_u; [L16] gf_u.value = (x) [L17] EXPR gf_u.word [L17] (ix) = gf_u.word [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (y) [L22] EXPR gf_u.word [L22] (iy) = gf_u.word [L25] ieee_float_shape_type sf_u; [L26] sf_u.word = ((ix & 0x7fffffff) | (iy & 0x80000000)) [L27] EXPR sf_u.value [L27] (x) = sf_u.value [L29] return x; [L45] float res = copysign_float(x, y); [L33] return x != x; [L48] COND TRUE !isnan_float(res) [L49] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.59 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.66 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 945.7 MB in the beginning and 1.2 GB in the end (delta: -216.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 208.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * CodeCheck took 300.77 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.05 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 06:42:07,324 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:42:07,326 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:42:07,335 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:42:07,335 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:42:07,336 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:42:07,336 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:42:07,338 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:42:07,339 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:42:07,339 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:42:07,340 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:42:07,340 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:42:07,341 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:42:07,341 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:42:07,342 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:42:07,343 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:42:07,343 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:42:07,344 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:42:07,345 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:42:07,346 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:42:07,347 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:42:07,348 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:42:07,349 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:42:07,350 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:42:07,350 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:42:07,350 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:42:07,351 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:42:07,352 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:42:07,352 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:42:07,353 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:42:07,353 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:42:07,353 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:42:07,354 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:42:07,354 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:42:07,354 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:42:07,355 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:42:07,355 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 06:42:07,365 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:42:07,366 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:42:07,366 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:42:07,366 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:42:07,367 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:42:07,367 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:42:07,367 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:42:07,367 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:42:07,368 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:42:07,368 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:42:07,368 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:42:07,368 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:42:07,368 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:42:07,368 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 06:42:07,368 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 06:42:07,369 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:42:07,369 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:42:07,369 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:42:07,369 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:42:07,369 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:42:07,369 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:42:07,370 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:42:07,370 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:42:07,370 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:42:07,370 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:42:07,370 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:42:07,370 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:42:07,371 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 06:42:07,371 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 06:42:07,371 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:42:07,371 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 06:42:07,371 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 06:42:07,371 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_a2365195-b226-430f-beef-07d03cf6e46a/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 -> c91754c7d707a58127a2dc4a18babac51d557647 [2018-11-23 06:42:07,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:42:07,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:42:07,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:42:07,415 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:42:07,415 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:42:07,416 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-11-23 06:42:07,456 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/75cddc6e4/0bf5206dc2f64c6bb1ad729aee4fff70/FLAG3c104dd64 [2018-11-23 06:42:07,858 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:42:07,858 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/sv-benchmarks/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-11-23 06:42:07,862 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/75cddc6e4/0bf5206dc2f64c6bb1ad729aee4fff70/FLAG3c104dd64 [2018-11-23 06:42:07,870 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/data/75cddc6e4/0bf5206dc2f64c6bb1ad729aee4fff70 [2018-11-23 06:42:07,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:42:07,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:42:07,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:42:07,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:42:07,877 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:42:07,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:42:07" (1/1) ... [2018-11-23 06:42:07,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735c52ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:07, skipping insertion in model container [2018-11-23 06:42:07,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:42:07" (1/1) ... [2018-11-23 06:42:07,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:42:07,897 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:42:08,013 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:42:08,016 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:42:08,031 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:42:08,046 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:42:08,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08 WrapperNode [2018-11-23 06:42:08,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:42:08,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:42:08,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:42:08,047 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:42:08,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:42:08,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:42:08,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:42:08,072 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:42:08,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:42:08,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:42:08,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:42:08,097 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:42:08,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/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 06:42:08,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 06:42:08,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:42:08,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 06:42:08,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:42:08,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:42:08,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 06:42:08,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 06:42:08,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:42:08,280 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 06:42:08,344 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:42:08,344 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-23 06:42:08,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:08 BoogieIcfgContainer [2018-11-23 06:42:08,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:42:08,345 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:42:08,345 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:42:08,354 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:42:08,354 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:08" (1/1) ... [2018-11-23 06:42:08,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:42:08,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:42:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-11-23 06:42:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-11-23 06:42:08,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 06:42:08,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:42:08,429 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:42:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:42:08,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:42:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:42:08,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:42:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-11-23 06:42:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-11-23 06:42:08,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:42:08,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:42:08,481 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:42:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:42:08,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:42:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:42:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:42:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-11-23 06:42:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-11-23 06:42:08,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:42:08,716 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2018-11-23 06:42:08,724 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 06:42:08,744 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:42:08,747 INFO L579 CodeCheckObserver]: Invariant with dag size 5 [2018-11-23 06:42:08,751 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:42:08,753 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:42:08,754 INFO L579 CodeCheckObserver]: Invariant with dag size 5 [2018-11-23 06:42:08,754 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:42:08,754 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:42:08,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:42:08 ImpRootNode [2018-11-23 06:42:08,755 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:42:08,756 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:42:08,756 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:42:08,756 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:42:08,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:08" (3/4) ... [2018-11-23 06:42:08,760 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:42:08,768 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 06:42:08,769 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 06:42:08,769 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:42:08,802 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a2365195-b226-430f-beef-07d03cf6e46a/bin-2019/ukojak/witness.graphml [2018-11-23 06:42:08,803 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:42:08,803 INFO L168 Benchmark]: Toolchain (without parser) took 930.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:08,805 INFO L168 Benchmark]: CDTParser took 0.16 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 06:42:08,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.02 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:08,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:42:08,806 INFO L168 Benchmark]: Boogie Preprocessor took 23.81 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:42:08,807 INFO L168 Benchmark]: RCFGBuilder took 248.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:08,808 INFO L168 Benchmark]: CodeCheck took 410.16 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:08,808 INFO L168 Benchmark]: Witness Printer took 47.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:08,812 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, 17 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 16 SDslu, 16 SDs, 0 SdLazy, 32 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 115 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 666 SizeOfPredicates, 11 NumberOfNonLiveVariables, 62 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 49]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant [2018-11-23 06:42:08,813 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:42:08,813 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant [2018-11-23 06:42:08,814 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:42:08,814 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 172.02 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.81 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 248.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * CodeCheck took 410.16 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * Witness Printer took 47.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...