./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/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 2da48247b776e6180d2b605d662157645a3da524 ............................................................................................................................................................................................................................................... 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_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/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 2da48247b776e6180d2b605d662157645a3da524 ...................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 16:08:16,976 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:08:16,978 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:08:16,985 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:08:16,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:08:16,986 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:08:16,987 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:08:16,988 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:08:16,989 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:08:16,989 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:08:16,990 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:08:16,990 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:08:16,991 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:08:16,991 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:08:16,992 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:08:16,993 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:08:16,993 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:08:16,994 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:08:16,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:08:16,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:08:16,997 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:08:16,998 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:08:16,999 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:08:16,999 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:08:16,999 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:08:16,999 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:08:17,000 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:08:17,000 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:08:17,001 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:08:17,001 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:08:17,001 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:08:17,002 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:08:17,002 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:08:17,002 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:08:17,002 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:08:17,003 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:08:17,003 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 16:08:17,010 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:08:17,010 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:08:17,010 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:08:17,010 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:08:17,011 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:08:17,011 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:08:17,011 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:08:17,012 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:08:17,012 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:08:17,012 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:08:17,012 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:08:17,012 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:08:17,012 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:08:17,012 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:08:17,012 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:08:17,012 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:08:17,012 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:08:17,013 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:08:17,013 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:08:17,013 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 16:08:17,013 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:08:17,013 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:08:17,013 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_b447a42c-459f-4353-a41b-ee60b32ad858/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 -> 2da48247b776e6180d2b605d662157645a3da524 [2018-12-09 16:08:17,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:08:17,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:08:17,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:08:17,041 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:08:17,041 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:08:17,041 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-09 16:08:17,077 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/0fec72024/d5e40b1ee384413ab3a82833c0c5181e/FLAG7d7386b6a [2018-12-09 16:08:17,496 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:08:17,497 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-09 16:08:17,502 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/0fec72024/d5e40b1ee384413ab3a82833c0c5181e/FLAG7d7386b6a [2018-12-09 16:08:17,511 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/0fec72024/d5e40b1ee384413ab3a82833c0c5181e [2018-12-09 16:08:17,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:08:17,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:08:17,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:08:17,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:08:17,516 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:08:17,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e1e261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17, skipping insertion in model container [2018-12-09 16:08:17,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:08:17,535 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:08:17,644 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:08:17,647 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:08:17,673 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:08:17,717 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:08:17,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17 WrapperNode [2018-12-09 16:08:17,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:08:17,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:08:17,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:08:17,718 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:08:17,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:08:17,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:08:17,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:08:17,742 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:08:17,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... [2018-12-09 16:08:17,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:08:17,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:08:17,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:08:17,762 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:08:17,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:08:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 16:08:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 16:08:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 16:08:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:08:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:08:17,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:08:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 16:08:17,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:08:17,794 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-09 16:08:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-09 16:08:18,092 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:08:18,093 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-09 16:08:18,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:08:18 BoogieIcfgContainer [2018-12-09 16:08:18,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:08:18,094 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:08:18,094 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:08:18,102 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:08:18,103 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:08:18" (1/1) ... [2018-12-09 16:08:18,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:08:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-12-09 16:08:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-12-09 16:08:18,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 16:08:18,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:18,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:18,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 16:08:18,202 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 16:08:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 16:08:18,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:18,288 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 16:08:18,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:08:18 ImpRootNode [2018-12-09 16:08:18,314 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 16:08:18,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:08:18,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:08:18,315 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:08:18,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:08:18" (3/4) ... [2018-12-09 16:08:18,318 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 16:08:18,318 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:08:18,318 INFO L168 Benchmark]: Toolchain (without parser) took 805.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 952.2 MB in the beginning and 992.2 MB in the end (delta: -39.9 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:18,320 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:08:18,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -121.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:18,321 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:18,321 INFO L168 Benchmark]: Boogie Preprocessor took 19.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:08:18,321 INFO L168 Benchmark]: RCFGBuilder took 331.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:18,322 INFO L168 Benchmark]: CodeCheck took 220.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:18,322 INFO L168 Benchmark]: Witness Printer took 3.70 ms. Allocated memory is still 1.1 GB. Free memory is still 992.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:08:18,324 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 2 procedures, 54 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 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, 15 NumberOfCodeBlocks, 15 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: 173]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 87, overapproximation of bitwiseAnd at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 106. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L84-L91] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L168] float x = -1.0f / 0.0f; [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L97] ieee_float_shape_type gf_u; [L98] gf_u.value = (x) [L99] EXPR gf_u.word [L99] (hx) = gf_u.word [L101] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L102] COND TRUE ix == 0x3f800000 [L103] COND TRUE hx > 0 [L104] return 0.0; VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L169] float res = __ieee754_acosf(x); [L13] return x != x; [L172] COND TRUE !isnan_float(res) [L173] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 203.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -121.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 331.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. * CodeCheck took 220.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.70 ms. Allocated memory is still 1.1 GB. Free memory is still 992.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 16:08:19,680 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:08:19,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:08:19,687 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:08:19,688 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:08:19,688 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:08:19,689 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:08:19,689 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:08:19,690 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:08:19,690 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:08:19,691 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:08:19,691 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:08:19,691 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:08:19,692 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:08:19,692 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:08:19,693 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:08:19,693 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:08:19,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:08:19,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:08:19,695 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:08:19,696 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:08:19,696 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:08:19,697 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:08:19,698 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:08:19,698 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:08:19,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:08:19,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:08:19,699 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:08:19,699 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:08:19,700 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:08:19,700 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:08:19,700 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:08:19,700 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:08:19,700 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:08:19,701 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:08:19,701 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:08:19,701 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 16:08:19,708 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:08:19,709 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:08:19,709 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:08:19,709 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:08:19,710 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:08:19,710 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:08:19,710 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:08:19,711 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:08:19,711 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:08:19,711 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:08:19,712 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:08:19,712 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:08:19,712 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:08:19,712 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 16:08:19,712 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 16:08:19,712 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:08:19,712 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 16:08:19,712 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 16:08:19,712 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_b447a42c-459f-4353-a41b-ee60b32ad858/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 -> 2da48247b776e6180d2b605d662157645a3da524 [2018-12-09 16:08:19,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:08:19,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:08:19,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:08:19,744 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:08:19,744 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:08:19,745 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-09 16:08:19,787 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/9f5ce3ab4/4f908636164a469d93592097d3c8a4cc/FLAG9f3b7620c [2018-12-09 16:08:20,188 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:08:20,189 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-09 16:08:20,193 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/9f5ce3ab4/4f908636164a469d93592097d3c8a4cc/FLAG9f3b7620c [2018-12-09 16:08:20,201 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/data/9f5ce3ab4/4f908636164a469d93592097d3c8a4cc [2018-12-09 16:08:20,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:08:20,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:08:20,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:08:20,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:08:20,207 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:08:20,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20, skipping insertion in model container [2018-12-09 16:08:20,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:08:20,226 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:08:20,339 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:08:20,344 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:08:20,373 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:08:20,388 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:08:20,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20 WrapperNode [2018-12-09 16:08:20,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:08:20,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:08:20,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:08:20,389 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:08:20,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:08:20,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:08:20,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:08:20,450 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:08:20,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... [2018-12-09 16:08:20,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:08:20,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:08:20,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:08:20,481 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:08:20,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:08:20,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 16:08:20,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:08:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 16:08:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:08:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:08:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 16:08:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 16:08:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:08:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-09 16:08:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-09 16:08:20,632 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:08:57,880 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:08:57,924 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:09:39,966 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:09:39,966 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-09 16:09:39,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:09:39 BoogieIcfgContainer [2018-12-09 16:09:39,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:09:39,967 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:09:39,967 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:09:39,972 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:09:39,973 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:09:39" (1/1) ... [2018-12-09 16:09:39,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:09:39,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:09:39,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-12-09 16:09:40,000 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-12-09 16:09:40,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 16:09:40,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:09:40,034 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:09:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:09:40,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:09:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:09:40,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:09:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 16:09:40,075 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 16:09:40,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 16:09:40,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:09:40,076 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:09:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:09:40,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:09:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:09:40,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:09:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-12-09 16:09:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-12-09 16:09:40,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 16:09:40,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:09:40,239 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:09:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:09:40,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:09:40,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:10:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:10:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-12-09 16:10:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-12-09 16:10:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 16:10:39,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:10:39,022 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:10:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:10:39,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:10:39,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:10:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:10:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-12-09 16:10:39,806 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-12-09 16:10:39,806 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 16:10:39,806 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-09 16:10:39,813 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 16:10:39,855 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 16:10:39,857 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 16:10:39,860 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,860 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,862 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,862 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,863 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-09 16:10:39,863 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,863 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,863 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,863 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,864 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,864 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,864 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,864 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,865 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,865 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,865 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,866 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,866 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,866 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,866 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,867 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,867 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,867 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,868 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,868 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,868 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,868 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:10:39 ImpRootNode [2018-12-09 16:10:39,869 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 16:10:39,870 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:10:39,870 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:10:39,870 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:10:39,870 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:09:39" (3/4) ... [2018-12-09 16:10:39,874 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 16:10:39,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-12-09 16:10:39,883 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-12-09 16:10:39,883 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-09 16:10:39,884 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 16:10:39,904 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) [2018-12-09 16:10:39,936 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b447a42c-459f-4353-a41b-ee60b32ad858/bin-2019/ukojak/witness.graphml [2018-12-09 16:10:39,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:10:39,937 INFO L168 Benchmark]: Toolchain (without parser) took 139733.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 949.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 127.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:10:39,938 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:10:39,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:10:39,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-09 16:10:39,938 INFO L168 Benchmark]: Boogie Preprocessor took 30.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:10:39,939 INFO L168 Benchmark]: RCFGBuilder took 79486.12 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: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:10:39,939 INFO L168 Benchmark]: CodeCheck took 59902.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.4 MB in the end (delta: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:10:39,939 INFO L168 Benchmark]: Witness Printer took 67.08 ms. Allocated memory is still 1.2 GB. Free memory was 956.4 MB in the beginning and 949.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 16:10:39,940 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 2 procedures, 54 locations, 1 error locations. SAFE Result, 59.8s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 226 SolverSat, 62 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 109.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 275 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 3 QuantifiedInterpolants, 1963 SizeOfPredicates, 18 NumberOfNonLiveVariables, 170 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 173]: 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: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant [2018-12-09 16:10:39,941 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,941 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,941 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 93]: Loop Invariant [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,942 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,943 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,943 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,943 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,943 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,943 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,943 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,943 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,944 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,944 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,944 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,944 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,944 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,944 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:10:39,944 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 79486.12 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: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. * CodeCheck took 59902.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.4 MB in the end (delta: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. * Witness Printer took 67.08 ms. Allocated memory is still 1.2 GB. Free memory was 956.4 MB in the beginning and 949.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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 - 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 - 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 - 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 - 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 - 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 - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...