./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_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_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/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 8314f0a25d0cae1024b24eed74020923c3a8036e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/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 8314f0a25d0cae1024b24eed74020923c3a8036e .................................................................................................................................................................................................................................................................................... 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 08:09:58,588 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:09:58,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:09:58,596 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:09:58,596 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:09:58,597 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:09:58,597 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:09:58,598 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:09:58,599 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:09:58,599 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:09:58,600 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:09:58,600 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:09:58,601 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:09:58,601 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:09:58,602 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:09:58,602 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:09:58,603 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:09:58,604 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:09:58,605 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:09:58,606 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:09:58,607 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:09:58,608 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:09:58,609 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:09:58,609 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:09:58,610 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:09:58,610 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:09:58,611 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:09:58,611 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:09:58,611 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:09:58,612 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:09:58,612 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:09:58,613 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:09:58,613 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:09:58,613 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:09:58,614 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:09:58,614 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:09:58,615 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 08:09:58,622 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:09:58,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:09:58,623 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:09:58,623 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 08:09:58,624 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:09:58,624 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:09:58,624 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:09:58,624 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:09:58,624 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:09:58,624 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:09:58,624 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:09:58,625 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:09:58,625 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:09:58,625 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:09:58,625 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:09:58,625 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:09:58,625 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:09:58,625 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:09:58,626 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 08:09:58,626 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 08:09:58,626 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:09:58,626 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:09:58,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 08:09:58,626 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:09:58,626 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:09:58,627 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:09:58,627 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 08:09:58,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:09:58,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:09:58,627 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_2457e25c-6214-4e5d-ae23-0ec856d5b4da/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 -> 8314f0a25d0cae1024b24eed74020923c3a8036e [2018-11-23 08:09:58,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:09:58,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:09:58,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:09:58,663 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:09:58,663 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:09:58,663 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-23 08:09:58,700 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/5e130b77c/7d2455e6ceb740c4a1c09632c439f80d/FLAG277980dda [2018-11-23 08:09:59,098 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:09:59,099 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-23 08:09:59,103 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/5e130b77c/7d2455e6ceb740c4a1c09632c439f80d/FLAG277980dda [2018-11-23 08:09:59,111 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/5e130b77c/7d2455e6ceb740c4a1c09632c439f80d [2018-11-23 08:09:59,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:09:59,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:09:59,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:09:59,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:09:59,117 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:09:59,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@723e66a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59, skipping insertion in model container [2018-11-23 08:09:59,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:09:59,140 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:09:59,250 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:09:59,252 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:09:59,268 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:09:59,280 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:09:59,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59 WrapperNode [2018-11-23 08:09:59,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:09:59,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:09:59,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:09:59,281 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:09:59,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:09:59,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:09:59,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:09:59,311 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:09:59,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:09:59,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:09:59,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:09:59,375 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:09:59,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/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 08:09:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 08:09:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 08:09:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 08:09:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:09:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:09:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:09:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 08:09:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 08:09:59,739 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:09:59,739 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-23 08:09:59,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:59 BoogieIcfgContainer [2018-11-23 08:09:59,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:09:59,740 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 08:09:59,740 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 08:09:59,750 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 08:09:59,750 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:59" (1/1) ... [2018-11-23 08:09:59,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:09:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:09:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-23 08:09:59,794 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-23 08:09:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 08:09:59,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:09:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:09:59,888 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 08:09:59,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:09:59,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-23 08:09:59,896 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-23 08:09:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 08:09:59,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:09:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:09:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:09:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:10:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:10:00,014 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];~huge_floor~0 := 1.0E30;havoc main_#res;havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0;main_~x~0 := 0.0;floor_float_#in~x := main_~x~0;havoc floor_float_#res;havoc floor_float_#t~mem0, floor_float_#t~union1, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, floor_float_#t~mem2, floor_float_#t~union3, floor_float_~#sf_u~0.base, floor_float_~#sf_u~0.offset, floor_float_~x, floor_float_~i0~0, floor_float_~j0~0, floor_float_~i~0, floor_float_~ix~0;floor_float_~x := floor_float_#in~x;havoc floor_float_~i0~0;havoc floor_float_~j0~0;havoc floor_float_~i~0;havoc floor_float_~ix~0; VAL [ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, ~huge_floor~0=1000000000000000000000000000000.0] [?] call floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(floor_float_~x, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4);call floor_float_#t~mem0 := read~int(floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4);floor_float_~i0~0 := (if floor_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then floor_float_#t~mem0 % 4294967296 % 4294967296 else floor_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(floor_float_#t~union1, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4);havoc floor_float_#t~mem0;havoc floor_float_#t~union1;call ULTIMATE.dealloc(floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset);havoc floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset; VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, ~huge_floor~0=1000000000000000000000000000000.0] [?] goto; VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, ~huge_floor~0=1000000000000000000000000000000.0] [?] floor_float_~ix~0 := ~bitwiseAnd(floor_float_~i0~0, 2147483647);floor_float_~j0~0 := (if (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~ix~0=(- 36028795760672768), ULTIMATE.start_floor_float_~j0~0=23, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, ~huge_floor~0=1000000000000000000000000000000.0] [?] assume !(floor_float_~j0~0 < 23);BeginParallelComposition{ParallelCodeBlock0: assume !(floor_float_~ix~0 % 4294967296 < 2139095040);floor_float_#res := ~someBinaryArithmeticFLOAToperation(floor_float_~x, floor_float_~x);ParallelCodeBlock1: assume !!(floor_float_~ix~0 % 4294967296 < 2139095040);floor_float_#res := floor_float_~x;}EndParallelComposition VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~ix~0=(- 36028795760672768), ULTIMATE.start_floor_float_~j0~0=23, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, |ULTIMATE.start_floor_float_#res|=0.0, ~huge_floor~0=1000000000000000000000000000000.0] [?] main_#t~ret6 := floor_float_#res;main_~res~0 := main_#t~ret6;havoc main_#t~ret6;main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~ix~0=(- 36028795760672768), ULTIMATE.start_floor_float_~j0~0=23, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, |ULTIMATE.start_floor_float_#res|=0.0, |ULTIMATE.start_main_#t~short8|=false, ~huge_floor~0=1000000000000000000000000000000.0] [?] assume !main_#t~short8; VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~ix~0=(- 36028795760672768), ULTIMATE.start_floor_float_~j0~0=23, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, |ULTIMATE.start_floor_float_#res|=0.0, |ULTIMATE.start_main_#t~short8|=false, ~huge_floor~0=1000000000000000000000000000000.0] [?] assume !main_#t~short8;havoc main_#t~ret7;havoc main_#t~short8; VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~ix~0=(- 36028795760672768), ULTIMATE.start_floor_float_~j0~0=23, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, |ULTIMATE.start_floor_float_#res|=0.0, ~huge_floor~0=1000000000000000000000000000000.0] [?] assume !false; VAL [ULTIMATE.start_floor_float_~i0~0=0, ULTIMATE.start_floor_float_~ix~0=(- 36028795760672768), ULTIMATE.start_floor_float_~j0~0=23, ULTIMATE.start_floor_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_floor_float_#in~x|=0.0, |ULTIMATE.start_floor_float_#res|=0.0, ~huge_floor~0=1000000000000000000000000000000.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L11] ~huge_floor~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L75] main_~x~0 := 0.0; [L76] floor_float_#in~x := main_~x~0; [L76] havoc floor_float_#res; [L76] havoc floor_float_#t~mem0, floor_float_#t~union1, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, floor_float_#t~mem2, floor_float_#t~union3, floor_float_~#sf_u~0.base, floor_float_~#sf_u~0.offset, floor_float_~x, floor_float_~i0~0, floor_float_~j0~0, floor_float_~i~0, floor_float_~ix~0; [L13-L54] floor_float_~x := floor_float_#in~x; [L14] havoc floor_float_~i0~0; [L14] havoc floor_float_~j0~0; [L15] havoc floor_float_~i~0; [L15] havoc floor_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L17] call floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L18] call write~real(floor_float_~x, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4); [L19] call floor_float_#t~mem0 := read~int(floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4); [L19] floor_float_~i0~0 := (if floor_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then floor_float_#t~mem0 % 4294967296 % 4294967296 else floor_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] call write~real(floor_float_#t~union1, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4); [L19] havoc floor_float_#t~mem0; [L19] havoc floor_float_#t~union1; [L17] call ULTIMATE.dealloc(floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset); [L17] havoc floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L21] floor_float_~ix~0 := ~bitwiseAnd(floor_float_~i0~0, 2147483647); [L22] floor_float_~j0~0 := (if (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L23-L47] assume !(floor_float_~j0~0 < 23); [L43-L46] assume !!(floor_float_~ix~0 % 4294967296 < 2139095040); [L46] floor_float_#res := floor_float_~x; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L76] main_#t~ret6 := floor_float_#res; [L76] main_~res~0 := main_#t~ret6; [L76] havoc main_#t~ret6; [L79] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79] assume !main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79-L82] assume !main_#t~short8; [L79] havoc main_#t~ret7; [L79] havoc main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L80] assert false; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L11] ~huge_floor~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L75] main_~x~0 := 0.0; [L76] floor_float_#in~x := main_~x~0; [L76] havoc floor_float_#res; [L76] havoc floor_float_#t~mem0, floor_float_#t~union1, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, floor_float_#t~mem2, floor_float_#t~union3, floor_float_~#sf_u~0.base, floor_float_~#sf_u~0.offset, floor_float_~x, floor_float_~i0~0, floor_float_~j0~0, floor_float_~i~0, floor_float_~ix~0; [L13-L54] floor_float_~x := floor_float_#in~x; [L14] havoc floor_float_~i0~0; [L14] havoc floor_float_~j0~0; [L15] havoc floor_float_~i~0; [L15] havoc floor_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L17] call floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L18] call write~real(floor_float_~x, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4); [L19] call floor_float_#t~mem0 := read~int(floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4); [L19] floor_float_~i0~0 := (if floor_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then floor_float_#t~mem0 % 4294967296 % 4294967296 else floor_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] call write~real(floor_float_#t~union1, floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset, 4); [L19] havoc floor_float_#t~mem0; [L19] havoc floor_float_#t~union1; [L17] call ULTIMATE.dealloc(floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset); [L17] havoc floor_float_~#gf_u~0.base, floor_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L21] floor_float_~ix~0 := ~bitwiseAnd(floor_float_~i0~0, 2147483647); [L22] floor_float_~j0~0 := (if (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L23-L47] assume !(floor_float_~j0~0 < 23); [L43-L46] assume !!(floor_float_~ix~0 % 4294967296 < 2139095040); [L46] floor_float_#res := floor_float_~x; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L76] main_#t~ret6 := floor_float_#res; [L76] main_~res~0 := main_#t~ret6; [L76] havoc main_#t~ret6; [L79] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79] assume !main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79-L82] assume !main_#t~short8; [L79] havoc main_#t~ret7; [L79] havoc main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L80] assert false; VAL [#NULL.base=0, #NULL.offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_floor~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L75] main_~x~0 := 0.0; [L76] floor_float_#in~x := main_~x~0; [L76] havoc floor_float_#res; [L76] havoc floor_float_#t~mem0, floor_float_#t~union1, floor_float_~#gf_u~0, floor_float_#t~mem2, floor_float_#t~union3, floor_float_~#sf_u~0, floor_float_~x, floor_float_~i0~0, floor_float_~j0~0, floor_float_~i~0, floor_float_~ix~0; [L13-L54] floor_float_~x := floor_float_#in~x; [L14] havoc floor_float_~i0~0; [L14] havoc floor_float_~j0~0; [L15] havoc floor_float_~i~0; [L15] havoc floor_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L17] FCALL call floor_float_~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(floor_float_~x, { base: floor_float_~#gf_u~0!base, offset: floor_float_~#gf_u~0!offset }, 4); [L19] FCALL call floor_float_#t~mem0 := read~int({ base: floor_float_~#gf_u~0!base, offset: floor_float_~#gf_u~0!offset }, 4); [L19] floor_float_~i0~0 := (if floor_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then floor_float_#t~mem0 % 4294967296 % 4294967296 else floor_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(floor_float_#t~union1, { base: floor_float_~#gf_u~0!base, offset: floor_float_~#gf_u~0!offset }, 4); [L19] havoc floor_float_#t~mem0; [L19] havoc floor_float_#t~union1; [L17] FCALL call ULTIMATE.dealloc(floor_float_~#gf_u~0); [L17] havoc floor_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L21] floor_float_~ix~0 := ~bitwiseAnd(floor_float_~i0~0, 2147483647); [L22] floor_float_~j0~0 := (if (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L23] COND FALSE !(floor_float_~j0~0 < 23) [L43] COND FALSE !(!(floor_float_~ix~0 % 4294967296 < 2139095040)) [L46] floor_float_#res := floor_float_~x; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L76] main_#t~ret6 := floor_float_#res; [L76] main_~res~0 := main_#t~ret6; [L76] havoc main_#t~ret6; [L79] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79] COND FALSE !(main_#t~short8) VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79] COND TRUE !main_#t~short8 [L79] havoc main_#t~ret7; [L79] havoc main_#t~short8; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L80] assert false; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_floor~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L75] main_~x~0 := 0.0; [L76] floor_float_#in~x := main_~x~0; [L76] havoc floor_float_#res; [L76] havoc floor_float_#t~mem0, floor_float_#t~union1, floor_float_~#gf_u~0, floor_float_#t~mem2, floor_float_#t~union3, floor_float_~#sf_u~0, floor_float_~x, floor_float_~i0~0, floor_float_~j0~0, floor_float_~i~0, floor_float_~ix~0; [L13-L54] floor_float_~x := floor_float_#in~x; [L14] havoc floor_float_~i0~0; [L14] havoc floor_float_~j0~0; [L15] havoc floor_float_~i~0; [L15] havoc floor_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L17] FCALL call floor_float_~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(floor_float_~x, { base: floor_float_~#gf_u~0!base, offset: floor_float_~#gf_u~0!offset }, 4); [L19] FCALL call floor_float_#t~mem0 := read~int({ base: floor_float_~#gf_u~0!base, offset: floor_float_~#gf_u~0!offset }, 4); [L19] floor_float_~i0~0 := (if floor_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then floor_float_#t~mem0 % 4294967296 % 4294967296 else floor_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(floor_float_#t~union1, { base: floor_float_~#gf_u~0!base, offset: floor_float_~#gf_u~0!offset }, 4); [L19] havoc floor_float_#t~mem0; [L19] havoc floor_float_#t~union1; [L17] FCALL call ULTIMATE.dealloc(floor_float_~#gf_u~0); [L17] havoc floor_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L21] floor_float_~ix~0 := ~bitwiseAnd(floor_float_~i0~0, 2147483647); [L22] floor_float_~j0~0 := (if (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (floor_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L23] COND FALSE !(floor_float_~j0~0 < 23) [L43] COND FALSE !(!(floor_float_~ix~0 % 4294967296 < 2139095040)) [L46] floor_float_#res := floor_float_~x; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L76] main_#t~ret6 := floor_float_#res; [L76] main_~res~0 := main_#t~ret6; [L76] havoc main_#t~ret6; [L79] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79] COND FALSE !(main_#t~short8) VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L79] COND TRUE !main_#t~short8 [L79] havoc main_#t~ret7; [L79] havoc main_#t~short8; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [L80] assert false; VAL [#NULL!base=0, #NULL!offset=0, floor_float_#in~x=0.0, floor_float_#res=0.0, floor_float_~i0~0=0, floor_float_~ix~0=-36028795760672768, floor_float_~j0~0=23, floor_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_floor~0=1.0E30] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_floor~0 := 1.0E30; [L75] ~x~0 := 0.0; [L13-L54] ~x := #in~x; [L14] havoc ~i0~0; [L14] havoc ~j0~0; [L15] havoc ~i~0; [L15] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L17] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] ~i0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] havoc #t~mem0; [L19] havoc #t~union1; [L17] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L17] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L21] ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647); [L22] ~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L23] COND FALSE !(~j0~0 < 23) [L43] COND FALSE !(!(~ix~0 % 4294967296 < 2139095040)) [L46] #res := ~x; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L76] ~res~0 := #t~ret6; [L76] havoc #t~ret6; [L79] #t~short8 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L79] COND FALSE !(#t~short8) VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L79] COND TRUE !#t~short8 [L79] havoc #t~ret7; [L79] havoc #t~short8; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L80] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_floor~0 := 1.0E30; [L75] ~x~0 := 0.0; [L13-L54] ~x := #in~x; [L14] havoc ~i0~0; [L14] havoc ~j0~0; [L15] havoc ~i~0; [L15] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L17] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] ~i0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] havoc #t~mem0; [L19] havoc #t~union1; [L17] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L17] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L21] ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647); [L22] ~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L23] COND FALSE !(~j0~0 < 23) [L43] COND FALSE !(!(~ix~0 % 4294967296 < 2139095040)) [L46] #res := ~x; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L76] ~res~0 := #t~ret6; [L76] havoc #t~ret6; [L79] #t~short8 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L79] COND FALSE !(#t~short8) VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L79] COND TRUE !#t~short8 [L79] havoc #t~ret7; [L79] havoc #t~short8; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L80] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~huge_floor~0=1.0E30] [L11] static const float huge_floor = 1.0e30; [L75] float x = 0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_floor=1000000000000000000000000000000] [L76] float res = floor_float(x); [L79] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_floor=1000000000000000000000000000000] [L79] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L80] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000] ----- [2018-11-23 08:10:00,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:10:00 ImpRootNode [2018-11-23 08:10:00,060 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 08:10:00,061 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:10:00,061 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:10:00,061 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:10:00,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:59" (3/4) ... [2018-11-23 08:10:00,068 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 08:10:00,068 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:10:00,069 INFO L168 Benchmark]: Toolchain (without parser) took 955.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 959.6 MB in the beginning and 1.1 GB in the end (delta: -118.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:00,071 INFO L168 Benchmark]: CDTParser took 0.14 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 08:10:00,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.13 ms. Allocated memory is still 1.0 GB. Free memory was 959.6 MB in the beginning and 946.2 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:00,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.93 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:10:00,073 INFO L168 Benchmark]: Boogie Preprocessor took 64.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -187.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:00,074 INFO L168 Benchmark]: RCFGBuilder took 364.54 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: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:00,074 INFO L168 Benchmark]: CodeCheck took 320.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:00,075 INFO L168 Benchmark]: Witness Printer took 7.71 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 08:10:00,077 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, 30 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 21, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_floor = 1.0e30; [L75] float x = 0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_floor=1000000000000000000000000000000] [L76] float res = floor_float(x); [L79] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_floor=1000000000000000000000000000000] [L79] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L80] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.13 ms. Allocated memory is still 1.0 GB. Free memory was 959.6 MB in the beginning and 946.2 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 29.93 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -187.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 364.54 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: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * CodeCheck took 320.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * Witness Printer took 7.71 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 08:10:01,598 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:10:01,600 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:10:01,610 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:10:01,610 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:10:01,611 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:10:01,612 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:10:01,613 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:10:01,614 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:10:01,615 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:10:01,616 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:10:01,616 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:10:01,617 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:10:01,618 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:10:01,619 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:10:01,620 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:10:01,621 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:10:01,623 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:10:01,624 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:10:01,626 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:10:01,627 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:10:01,628 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:10:01,630 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:10:01,630 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:10:01,631 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:10:01,631 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:10:01,632 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:10:01,632 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:10:01,633 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:10:01,634 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:10:01,634 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:10:01,635 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:10:01,635 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:10:01,635 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:10:01,636 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:10:01,637 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:10:01,637 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 08:10:01,649 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:10:01,650 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:10:01,650 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:10:01,651 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 08:10:01,651 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:10:01,651 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:10:01,652 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:10:01,652 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:10:01,652 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:10:01,652 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:10:01,652 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:10:01,652 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:10:01,652 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:10:01,653 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 08:10:01,653 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 08:10:01,653 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:10:01,653 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:10:01,653 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:10:01,653 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:10:01,654 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 08:10:01,655 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 08:10:01,656 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:10:01,656 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:10:01,656 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 08:10:01,656 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:10:01,656 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:10:01,656 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:10:01,656 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 08:10:01,657 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 08:10:01,657 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:10:01,657 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 08:10:01,657 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 08:10:01,657 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_2457e25c-6214-4e5d-ae23-0ec856d5b4da/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 -> 8314f0a25d0cae1024b24eed74020923c3a8036e [2018-11-23 08:10:01,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:10:01,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:10:01,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:10:01,704 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:10:01,704 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:10:01,704 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-23 08:10:01,755 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/210d3706a/5ba81b237234446b903fce1f5b5d6ba7/FLAG29998915a [2018-11-23 08:10:02,095 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:10:02,095 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-23 08:10:02,101 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/210d3706a/5ba81b237234446b903fce1f5b5d6ba7/FLAG29998915a [2018-11-23 08:10:02,111 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/data/210d3706a/5ba81b237234446b903fce1f5b5d6ba7 [2018-11-23 08:10:02,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:10:02,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:10:02,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:10:02,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:10:02,118 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:10:02,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d0518e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02, skipping insertion in model container [2018-11-23 08:10:02,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:10:02,148 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:10:02,301 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:10:02,305 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:10:02,328 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:10:02,347 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:10:02,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02 WrapperNode [2018-11-23 08:10:02,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:10:02,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:10:02,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:10:02,348 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:10:02,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:10:02,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:10:02,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:10:02,382 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:10:02,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... [2018-11-23 08:10:02,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:10:02,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:10:02,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:10:02,419 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:10:02,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/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 08:10:02,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:10:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 08:10:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:10:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:10:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 08:10:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 08:10:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 08:10:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 08:10:02,623 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:10:02,656 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 08:10:04,025 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:10:04,026 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-23 08:10:04,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:04 BoogieIcfgContainer [2018-11-23 08:10:04,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:10:04,026 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 08:10:04,026 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 08:10:04,033 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 08:10:04,034 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:04" (1/1) ... [2018-11-23 08:10:04,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:10:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:04,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-23 08:10:04,065 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-23 08:10:04,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 08:10:04,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:10:04,116 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 08:10:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:10:04,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:10:04,151 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 08:10:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-23 08:10:04,160 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-23 08:10:04,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 08:10:04,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:10:04,161 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 08:10:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:10:04,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:10:04,243 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 08:10:04,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-23 08:10:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-23 08:10:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 08:10:04,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:10:04,355 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 08:10:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:10:04,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:10:04,406 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 08:10:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:04,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-23 08:10:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-23 08:10:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 08:10:04,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:10:04,991 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 08:10:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:10:05,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:10:05,012 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 08:10:05,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:05,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-23 08:10:05,017 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-23 08:10:05,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 08:10:05,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:10:05,018 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 08:10:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:10:05,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:10:05,031 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 08:10:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:05,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-23 08:10:05,035 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-23 08:10:05,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 08:10:05,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:10:05,037 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 08:10:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:10:05,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:10:05,171 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 08:10:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:05,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-23 08:10:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-23 08:10:05,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 08:10:05,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:10:05,821 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 08:10:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:10:05,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:10:06,029 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 08:10:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:10:06,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-23 08:10:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-23 08:10:06,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:10:06,326 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-23 08:10:06,332 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 08:10:06,374 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 08:10:06,376 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 08:10:06,380 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 08:10:06,380 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 08:10:06,381 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 08:10:06,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:10:06 ImpRootNode [2018-11-23 08:10:06,381 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 08:10:06,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:10:06,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:10:06,382 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:10:06,382 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:04" (3/4) ... [2018-11-23 08:10:06,384 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:10:06,391 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-23 08:10:06,391 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 08:10:06,408 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == \result [2018-11-23 08:10:06,426 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2457e25c-6214-4e5d-ae23-0ec856d5b4da/bin-2019/ukojak/witness.graphml [2018-11-23 08:10:06,427 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:10:06,427 INFO L168 Benchmark]: Toolchain (without parser) took 4313.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 949.7 MB in the beginning and 914.7 MB in the end (delta: 35.1 MB). Peak memory consumption was 184.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:06,428 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:10:06,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.07 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 08:10:06,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.36 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 08:10:06,429 INFO L168 Benchmark]: Boogie Preprocessor took 36.31 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 08:10:06,429 INFO L168 Benchmark]: RCFGBuilder took 1607.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:06,430 INFO L168 Benchmark]: CodeCheck took 2355.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.7 MB in the end (delta: 189.5 MB). Peak memory consumption was 189.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:10:06,430 INFO L168 Benchmark]: Witness Printer took 44.92 ms. Allocated memory is still 1.2 GB. Free memory is still 914.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:10:06,431 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, 30 locations, 1 error locations. SAFE Result, 2.2s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 3959 SizeOfPredicates, 36 NumberOfNonLiveVariables, 221 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 80]: 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: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 233.07 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 33.36 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 36.31 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 1607.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * CodeCheck took 2355.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.7 MB in the end (delta: 189.5 MB). Peak memory consumption was 189.5 MB. Max. memory is 11.5 GB. * Witness Printer took 44.92 ms. Allocated memory is still 1.2 GB. Free memory is still 914.7 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...