./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/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 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ....................................................................................................................................................................................................................................................... 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_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/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 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ............................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:41:53,726 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:41:53,727 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:41:53,735 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:41:53,736 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:41:53,736 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:41:53,737 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:41:53,738 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:41:53,739 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:41:53,740 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:41:53,741 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:41:53,741 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:41:53,741 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:41:53,742 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:41:53,743 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:41:53,743 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:41:53,744 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:41:53,745 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:41:53,746 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:41:53,747 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:41:53,748 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:41:53,749 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:41:53,751 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:41:53,751 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:41:53,751 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:41:53,752 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:41:53,753 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:41:53,753 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:41:53,754 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:41:53,754 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:41:53,755 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:41:53,755 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:41:53,755 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:41:53,755 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:41:53,756 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:41:53,757 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:41:53,757 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:41:53,767 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:41:53,768 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:41:53,768 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:41:53,768 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:41:53,769 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:41:53,769 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:41:53,769 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:41:53,769 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:41:53,770 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:41:53,770 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:41:53,770 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:41:53,770 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:41:53,770 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:41:53,770 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:41:53,770 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:41:53,771 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:41:53,771 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:41:53,771 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:41:53,771 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:41:53,771 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:41:53,772 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:41:53,772 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:41:53,772 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:41:53,772 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:41:53,772 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:41:53,772 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:41:53,772 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:41:53,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:41:53,773 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_1051921f-3d86-401e-b0b5-2ec430650901/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 -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2018-11-10 05:41:53,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:41:53,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:41:53,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:41:53,812 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:41:53,812 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:41:53,813 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-10 05:41:53,860 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/405dd78ce/ac4af6bc914a4752b1289f0a6aecf83e/FLAGd484cf8dd [2018-11-10 05:41:54,181 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:41:54,181 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-10 05:41:54,187 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/405dd78ce/ac4af6bc914a4752b1289f0a6aecf83e/FLAGd484cf8dd [2018-11-10 05:41:54,199 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/405dd78ce/ac4af6bc914a4752b1289f0a6aecf83e [2018-11-10 05:41:54,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:41:54,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:41:54,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:54,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:41:54,207 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:41:54,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc8502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54, skipping insertion in model container [2018-11-10 05:41:54,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:41:54,235 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:41:54,371 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:54,374 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:41:54,407 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:54,424 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:41:54,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54 WrapperNode [2018-11-10 05:41:54,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:54,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:54,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:41:54,426 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:41:54,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:54,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:41:54,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:41:54,453 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:41:54,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... [2018-11-10 05:41:54,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:41:54,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:41:54,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:41:54,520 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:41:54,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/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 [2018-11-10 05:41:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 05:41:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 05:41:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:41:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 05:41:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:41:54,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:41:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 05:41:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 05:41:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 05:41:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:41:55,110 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:41:55,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:55 BoogieIcfgContainer [2018-11-10 05:41:55,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:41:55,111 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:41:55,111 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:41:55,118 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:41:55,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:55" (1/1) ... [2018-11-10 05:41:55,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:41:55,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-11-10 05:41:55,151 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-11-10 05:41:55,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 05:41:55,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:41:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:55,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:41:55,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:41:55,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-11-10 05:41:55,235 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-11-10 05:41:55,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:41:55,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:41:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:55,335 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 05:41:55,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:41:55 ImpRootNode [2018-11-10 05:41:55,362 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:41:55,362 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:41:55,363 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:41:55,363 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:41:55,363 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:55" (3/4) ... [2018-11-10 05:41:55,367 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:41:55,367 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:41:55,367 INFO L168 Benchmark]: Toolchain (without parser) took 1163.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -92.7 MB). Peak memory consumption was 63.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:55,369 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:41:55,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 220.19 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 942.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:55,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.63 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 939.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:55,370 INFO L168 Benchmark]: Boogie Preprocessor took 66.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 939.4 MB in the beginning and 1.2 GB in the end (delta: -213.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:55,370 INFO L168 Benchmark]: RCFGBuilder took 590.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:55,371 INFO L168 Benchmark]: CodeCheck took 251.31 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:55,371 INFO L168 Benchmark]: Witness Printer took 4.44 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. [2018-11-10 05:41:55,374 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, 96 locations, 1 error locations. UNSAFE Result, 0.2s 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: 174]: 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; [L169] float x = 0.0f / 0.0f; [L170] CALL, EXPR __ieee754_acosf(x) [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, 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] FCALL ieee_float_shape_type gf_u; [L98] FCALL gf_u.value = (x) [L99] EXPR, FCALL gf_u.word [L99] (hx) = gf_u.word [L100] COND FALSE !(0) VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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] [L101] ix = hx & 0x7fffffff 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] [L102] COND TRUE ix == 0x3f800000 [L103] COND TRUE hx > 0 [L104] RET return 0.0; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, 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] [L170] EXPR __ieee754_acosf(x) [L170] float res = __ieee754_acosf(x); [L173] CALL, EXPR isnan_float(res) [L13] RET return x != x; [L173] EXPR isnan_float(res) [L173] COND TRUE !isnan_float(res) [L174] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, 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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 220.19 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 942.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.63 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 939.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 939.4 MB in the beginning and 1.2 GB in the end (delta: -213.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 590.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. * CodeCheck took 251.31 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.44 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 0.1.23-1dbac8b [2018-11-10 05:41:56,830 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:41:56,831 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:41:56,839 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:41:56,840 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:41:56,840 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:41:56,841 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:41:56,842 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:41:56,843 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:41:56,844 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:41:56,844 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:41:56,845 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:41:56,845 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:41:56,846 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:41:56,846 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:41:56,847 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:41:56,848 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:41:56,849 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:41:56,850 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:41:56,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:41:56,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:41:56,852 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:41:56,854 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:41:56,854 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:41:56,854 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:41:56,855 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:41:56,856 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:41:56,856 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:41:56,857 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:41:56,857 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:41:56,857 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:41:56,858 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:41:56,858 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:41:56,858 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:41:56,859 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:41:56,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:41:56,860 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 05:41:56,869 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:41:56,870 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:41:56,870 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:41:56,870 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:41:56,871 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:41:56,871 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:41:56,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:41:56,871 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:41:56,872 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:41:56,873 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:41:56,873 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:41:56,873 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:41:56,873 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:41:56,873 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:41:56,873 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:41:56,873 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:41:56,874 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:41:56,874 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:41:56,874 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:41:56,874 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 05:41:56,874 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:41:56,874 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:41:56,874 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:41:56,874 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:41:56,875 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_1051921f-3d86-401e-b0b5-2ec430650901/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 -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2018-11-10 05:41:56,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:41:56,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:41:56,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:41:56,918 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:41:56,918 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:41:56,919 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-10 05:41:56,962 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/0ef956d70/1a21c54f3d924d4794ebf8a8eac1d180/FLAGd0a8c57d6 [2018-11-10 05:41:57,368 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:41:57,369 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-10 05:41:57,373 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/0ef956d70/1a21c54f3d924d4794ebf8a8eac1d180/FLAGd0a8c57d6 [2018-11-10 05:41:57,381 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/data/0ef956d70/1a21c54f3d924d4794ebf8a8eac1d180 [2018-11-10 05:41:57,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:41:57,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:41:57,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:57,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:41:57,388 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:41:57,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de11074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57, skipping insertion in model container [2018-11-10 05:41:57,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:41:57,418 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:41:57,568 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:57,573 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:41:57,609 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:57,633 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:41:57,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57 WrapperNode [2018-11-10 05:41:57,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:57,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:57,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:41:57,634 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:41:57,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:57,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:41:57,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:41:57,671 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:41:57,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... [2018-11-10 05:41:57,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:41:57,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:41:57,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:41:57,701 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:41:57,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/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 [2018-11-10 05:41:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 05:41:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:41:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 05:41:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:41:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:41:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 05:41:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 05:41:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 05:41:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:41:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 05:41:57,911 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:57,928 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:42:23,319 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:42:23,325 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:42:34,160 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:42:34,165 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:43:16,010 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:43:16,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:43:16 BoogieIcfgContainer [2018-11-10 05:43:16,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:43:16,011 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:43:16,011 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:43:16,019 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:43:16,019 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:43:16" (1/1) ... [2018-11-10 05:43:16,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:43:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:43:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-11-10 05:43:16,052 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-11-10 05:43:16,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 05:43:16,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:43:16,088 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:43:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:16,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:43:16,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:43:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:43:16,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-11-10 05:43:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-11-10 05:43:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:43:16,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:43:16,132 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:43:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:16,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:43:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:43:16,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:43:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2018-11-10 05:43:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2018-11-10 05:43:16,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:43:16,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:43:16,311 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:43:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:16,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:43:16,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:44:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:44:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-11-10 05:44:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-11-10 05:44:03,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:44:03,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:44:03,093 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:44:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:44:03,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:44:03,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:44:04,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:44:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-10 05:44:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-10 05:44:04,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:44:04,256 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-10 05:44:04,266 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:44:04,313 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:44:04,315 INFO L582 CodeCheckObserver]: Invariant with dag size 5 [2018-11-10 05:44:04,319 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,321 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,321 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 05:44:04,322 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,322 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,322 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,322 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,323 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,323 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,323 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,324 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,324 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,324 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,325 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,325 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,325 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,326 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:44:04 ImpRootNode [2018-11-10 05:44:04,326 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:44:04,327 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:44:04,327 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:44:04,327 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:44:04,328 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:43:16" (3/4) ... [2018-11-10 05:44:04,333 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:44:04,339 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-10 05:44:04,344 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2018-11-10 05:44:04,344 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 05:44:04,344 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-10 05:44:04,345 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:44:04,365 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) == \result [2018-11-10 05:44:04,400 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1051921f-3d86-401e-b0b5-2ec430650901/bin-2019/ukojak/witness.graphml [2018-11-10 05:44:04,400 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:44:04,401 INFO L168 Benchmark]: Toolchain (without parser) took 127017.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.8 MB in the beginning and 928.5 MB in the end (delta: 22.3 MB). Peak memory consumption was 146.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:04,402 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-10 05:44:04,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.03 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:04,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.98 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:04,403 INFO L168 Benchmark]: Boogie Preprocessor took 30.54 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:44:04,403 INFO L168 Benchmark]: RCFGBuilder took 78309.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 928.3 MB in the beginning and 1.0 GB in the end (delta: -105.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:04,403 INFO L168 Benchmark]: CodeCheck took 48315.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 935.5 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:04,404 INFO L168 Benchmark]: Witness Printer took 73.42 ms. Allocated memory is still 1.2 GB. Free memory was 935.5 MB in the beginning and 928.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:04,405 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, 96 locations, 1 error locations. SAFE Result, 48.2s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 214 SolverSat, 70 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 85.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 271 GetRequests, 251 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, 0.5s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 3 QuantifiedInterpolants, 1528 SizeOfPredicates, 18 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 23 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: 174]: 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 [2018-11-10 05:44:04,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 93]: Loop Invariant [2018-11-10 05:44:04,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,407 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,407 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,407 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,407 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,407 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,408 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,408 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,408 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,408 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,408 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:44:04,408 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) == \result * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 249.03 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.98 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.54 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 78309.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 928.3 MB in the beginning and 1.0 GB in the end (delta: -105.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * CodeCheck took 48315.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 935.5 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. * Witness Printer took 73.42 ms. Allocated memory is still 1.2 GB. Free memory was 935.5 MB in the beginning and 928.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 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 RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE 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...