./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a_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_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/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 cc541d75f5affce4b825454cfd79356341e493a9 ...................................................................................................................................................................................................................................................................................... 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_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/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 cc541d75f5affce4b825454cfd79356341e493a9 .................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 08:04:42,731 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 08:04:42,733 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 08:04:42,739 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 08:04:42,739 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 08:04:42,739 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 08:04:42,740 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 08:04:42,741 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 08:04:42,742 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 08:04:42,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 08:04:42,743 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 08:04:42,743 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 08:04:42,743 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 08:04:42,744 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 08:04:42,744 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 08:04:42,745 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 08:04:42,745 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 08:04:42,746 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 08:04:42,747 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 08:04:42,748 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 08:04:42,748 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 08:04:42,749 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 08:04:42,750 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 08:04:42,750 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 08:04:42,750 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 08:04:42,750 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 08:04:42,751 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 08:04:42,751 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 08:04:42,752 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 08:04:42,752 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 08:04:42,752 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 08:04:42,753 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 08:04:42,753 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 08:04:42,753 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 08:04:42,753 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 08:04:42,754 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 08:04:42,754 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 08:04:42,760 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 08:04:42,761 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 08:04:42,761 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 08:04:42,761 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 08:04:42,761 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 08:04:42,762 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 08:04:42,762 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 08:04:42,763 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 08:04:42,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 08:04:42,763 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 08:04:42,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 08:04:42,764 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_167bbfea-f624-4444-ba0b-55d7dd210fcc/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 -> cc541d75f5affce4b825454cfd79356341e493a9 [2018-12-09 08:04:42,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 08:04:42,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 08:04:42,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 08:04:42,793 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 08:04:42,793 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 08:04:42,794 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-09 08:04:42,830 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/fed0a6a62/17f41782c7d444e88037541caad8f140/FLAGa349991c6 [2018-12-09 08:04:43,304 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 08:04:43,304 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/sv-benchmarks/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-09 08:04:43,308 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/fed0a6a62/17f41782c7d444e88037541caad8f140/FLAGa349991c6 [2018-12-09 08:04:43,316 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/fed0a6a62/17f41782c7d444e88037541caad8f140 [2018-12-09 08:04:43,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 08:04:43,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 08:04:43,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 08:04:43,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 08:04:43,322 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 08:04:43,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651df91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43, skipping insertion in model container [2018-12-09 08:04:43,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 08:04:43,340 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 08:04:43,446 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 08:04:43,449 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 08:04:43,475 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 08:04:43,518 INFO L195 MainTranslator]: Completed translation [2018-12-09 08:04:43,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43 WrapperNode [2018-12-09 08:04:43,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 08:04:43,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 08:04:43,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 08:04:43,519 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 08:04:43,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 08:04:43,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 08:04:43,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 08:04:43,553 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 08:04:43,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 08:04:43,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 08:04:43,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 08:04:43,577 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 08:04:43,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/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 08:04:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 08:04:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 08:04:43,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 08:04:43,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 08:04:43,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 08:04:43,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 08:04:43,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 08:04:43,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 08:04:43,894 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 08:04:43,894 INFO L280 CfgBuilder]: Removed 26 assue(true) statements. [2018-12-09 08:04:43,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:04:43 BoogieIcfgContainer [2018-12-09 08:04:43,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 08:04:43,895 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 08:04:43,895 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 08:04:43,903 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 08:04:43,903 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:04:43" (1/1) ... [2018-12-09 08:04:43,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:04:43,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:04:43,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-12-09 08:04:43,932 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-12-09 08:04:43,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 08:04:43,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:04:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:04:44,000 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 08:04:44,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:04:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2018-12-09 08:04:44,006 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2018-12-09 08:04:44,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 08:04:44,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:04:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:04:44,030 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 08:04:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:04:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2018-12-09 08:04:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2018-12-09 08:04:44,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 08:04:44,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:04:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:04:44,054 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 08:04:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:04:44,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 08:04:44,056 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 08:04:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 08:04:44,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:04:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 08:04:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 08:04:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 08:04:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 08:04:44,167 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-12-09 08:04:44,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 08:04:44 ImpRootNode [2018-12-09 08:04:44,198 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 08:04:44,199 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 08:04:44,199 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 08:04:44,199 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 08:04:44,199 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:04:43" (3/4) ... [2018-12-09 08:04:44,202 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 08:04:44,202 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 08:04:44,203 INFO L168 Benchmark]: Toolchain (without parser) took 884.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -59.2 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. [2018-12-09 08:04:44,204 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 08:04:44,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -150.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-12-09 08:04:44,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.77 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 08:04:44,205 INFO L168 Benchmark]: Boogie Preprocessor took 24.17 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 08:04:44,205 INFO L168 Benchmark]: RCFGBuilder took 317.72 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: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. [2018-12-09 08:04:44,205 INFO L168 Benchmark]: CodeCheck took 303.34 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. [2018-12-09 08:04:44,206 INFO L168 Benchmark]: Witness Printer took 3.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 08:04:44,208 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 49 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 88 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 20 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 232 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 2 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, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 335 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 188]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 161, overapproximation of bitwiseAnd at line 170, overapproximation of someBinaryArithmeticDOUBLEoperation at line 145. Possible FailurePath: [L17-L26] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L28] static const double zero = 0.0; [L111-L114] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L116] static const double zero_log10 = 0.0; [L180] double x = __VERIFIER_nondet_double(); [L182] x < 0 && isfinite_double(x) [L164] __int32_t hx; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L166] ieee_double_shape_type gh_u; [L167] gh_u.value = (x) [L168] EXPR gh_u.parts.msw [L168] (hx) = gh_u.parts.msw [L170] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L182] x < 0 && isfinite_double(x) VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L182] COND TRUE x < 0 && isfinite_double(x) [L119] double y, z; [L120] __int32_t i, k, hx; [L121] __uint32_t lx; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L124] ieee_double_shape_type ew_u; [L125] ew_u.value = (x) [L126] EXPR ew_u.parts.msw [L126] (hx) = ew_u.parts.msw [L127] EXPR ew_u.parts.lsw [L127] (lx) = ew_u.parts.lsw [L130] k = 0 VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L131] COND FALSE !(hx < 0x00100000) VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L144] COND TRUE hx >= 0x7ff00000 [L145] return x + x; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L184] double res = __ieee754_log10(x); [L161] return x != x; [L187] COND TRUE !isnan_double(res) [L188] __VERIFIER_error() VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -150.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.77 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. * Boogie Preprocessor took 24.17 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 317.72 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: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. * CodeCheck took 303.34 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 0.1.23-635dfa2 [2018-12-09 08:04:45,575 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 08:04:45,576 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 08:04:45,583 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 08:04:45,583 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 08:04:45,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 08:04:45,585 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 08:04:45,586 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 08:04:45,587 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 08:04:45,588 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 08:04:45,588 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 08:04:45,588 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 08:04:45,589 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 08:04:45,590 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 08:04:45,591 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 08:04:45,591 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 08:04:45,592 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 08:04:45,593 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 08:04:45,594 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 08:04:45,595 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 08:04:45,596 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 08:04:45,597 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 08:04:45,598 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 08:04:45,599 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 08:04:45,599 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 08:04:45,599 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 08:04:45,600 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 08:04:45,600 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 08:04:45,601 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 08:04:45,601 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 08:04:45,602 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 08:04:45,602 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 08:04:45,602 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 08:04:45,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 08:04:45,603 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 08:04:45,603 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 08:04:45,604 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 08:04:45,614 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 08:04:45,614 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 08:04:45,614 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 08:04:45,615 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 08:04:45,615 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 08:04:45,615 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 08:04:45,616 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 08:04:45,616 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 08:04:45,616 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 08:04:45,616 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 08:04:45,616 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 08:04:45,616 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 08:04:45,616 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 08:04:45,617 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 08:04:45,617 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 08:04:45,617 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 08:04:45,617 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 08:04:45,617 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 08:04:45,617 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 08:04:45,617 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 08:04:45,618 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 08:04:45,618 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 08:04:45,618 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 08:04:45,618 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 08:04:45,618 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 08:04:45,618 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 08:04:45,619 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 08:04:45,619 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 08:04:45,619 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 08:04:45,619 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 08:04:45,619 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 08:04:45,619 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 08:04:45,620 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_167bbfea-f624-4444-ba0b-55d7dd210fcc/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 -> cc541d75f5affce4b825454cfd79356341e493a9 [2018-12-09 08:04:45,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 08:04:45,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 08:04:45,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 08:04:45,653 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 08:04:45,653 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 08:04:45,654 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-09 08:04:45,688 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/01a5dfb8c/71e525aee0034d65b2071cd94df99506/FLAGb3fe405f2 [2018-12-09 08:04:46,163 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 08:04:46,163 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/sv-benchmarks/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-09 08:04:46,167 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/01a5dfb8c/71e525aee0034d65b2071cd94df99506/FLAGb3fe405f2 [2018-12-09 08:04:46,175 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/bin-2019/ukojak/data/01a5dfb8c/71e525aee0034d65b2071cd94df99506 [2018-12-09 08:04:46,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 08:04:46,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 08:04:46,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 08:04:46,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 08:04:46,181 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 08:04:46,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdf94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46, skipping insertion in model container [2018-12-09 08:04:46,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 08:04:46,200 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 08:04:46,311 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 08:04:46,315 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 08:04:46,346 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 08:04:46,363 INFO L195 MainTranslator]: Completed translation [2018-12-09 08:04:46,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46 WrapperNode [2018-12-09 08:04:46,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 08:04:46,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 08:04:46,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 08:04:46,364 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 08:04:46,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 08:04:46,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 08:04:46,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 08:04:46,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 08:04:46,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... [2018-12-09 08:04:46,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 08:04:46,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 08:04:46,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 08:04:46,465 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 08:04:46,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:04:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_167bbfea-f624-4444-ba0b-55d7dd210fcc/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 08:04:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 08:04:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 08:04:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 08:04:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 08:04:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 08:04:46,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 08:04:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 08:04:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 08:04:46,661 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 08:04:46,680 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 08:04:56,256 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 08:05:57,860 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 08:05:58,042 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 08:05:58,087 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 08:06:01,879 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 08:10:26,235 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 08:10:26,235 INFO L280 CfgBuilder]: Removed 26 assue(true) statements. [2018-12-09 08:10:26,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:10:26 BoogieIcfgContainer [2018-12-09 08:10:26,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 08:10:26,236 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 08:10:26,237 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 08:10:26,244 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 08:10:26,244 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:10:26" (1/1) ... [2018-12-09 08:10:26,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:10:26,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:10:26,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-12-09 08:10:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-12-09 08:10:26,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 08:10:26,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:10:26,312 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 08:10:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:10:26,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:10:26,347 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 08:10:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:10:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2018-12-09 08:10:26,354 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2018-12-09 08:10:26,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 08:10:26,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:10:26,356 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 08:10:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:10:26,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:10:26,382 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 08:10:26,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:10:26,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2018-12-09 08:10:26,400 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2018-12-09 08:10:26,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 08:10:26,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:10:26,401 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 08:10:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:10:26,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:10:26,417 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 08:10:26,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:10:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 08:10:26,420 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 08:10:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 08:10:26,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:10:26,421 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 08:10:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:10:26,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:10:26,601 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 08:10:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:10:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-12-09 08:10:29,849 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-12-09 08:10:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 08:10:29,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:10:29,850 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 08:10:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:10:31,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:10:31,396 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:10:31,397 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:10:31,398 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:10:31,399 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:10:31,404 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-12-09 08:10:31,503 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:10:31,512 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2018-12-09 08:10:31,513 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 08:10:31,544 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2018-12-09 08:10:31,553 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 34 [2018-12-09 08:10:31,553 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 08:10:31,571 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 08:10:31,592 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-12-09 08:10:31,598 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 5 [2018-12-09 08:10:31,598 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 08:10:31,600 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 08:10:31,609 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 08:10:31,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-09 08:10:31,624 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:73, output treesize:30 [2018-12-09 08:10:35,246 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 08:11:05,837 WARN L180 SmtUtils]: Spent 4.92 s on a formula simplification that was a NOOP. DAG size: 35 [2018-12-09 08:11:12,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 08:11:12,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 39 states and 55 transitions. [2018-12-09 08:11:12,236 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2018-12-09 08:11:12,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 08:11:12,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 08:11:12,237 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 08:11:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:11:13,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:11:13,967 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:11:13,968 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:11:13,969 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-09 08:11:14,008 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 08:11:14,012 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-12-09 08:11:14,012 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 08:11:14,028 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-09 08:11:14,034 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-09 08:11:14,034 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 08:11:14,038 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 08:11:14,041 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 08:11:14,058 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 08:11:14,058 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:22 [2018-12-09 08:11:21,670 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-09 08:11:21,671 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:928) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:458) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 30 more [2018-12-09 08:11:21,673 INFO L168 Benchmark]: Toolchain (without parser) took 395495.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 943.4 MB in the beginning and 894.1 MB in the end (delta: 49.3 MB). Peak memory consumption was 198.7 MB. Max. memory is 11.5 GB. [2018-12-09 08:11:21,674 INFO L168 Benchmark]: CDTParser took 0.12 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 08:11:21,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 185.33 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 08:11:21,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -216.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-09 08:11:21,675 INFO L168 Benchmark]: Boogie Preprocessor took 31.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 08:11:21,676 INFO L168 Benchmark]: RCFGBuilder took 339771.63 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: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. [2018-12-09 08:11:21,676 INFO L168 Benchmark]: CodeCheck took 55436.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.1 MB in the end (delta: 176.8 MB). Peak memory consumption was 176.8 MB. Max. memory is 11.5 GB. [2018-12-09 08:11:21,678 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 185.33 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 68.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -216.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 339771.63 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: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. * CodeCheck took 55436.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.1 MB in the end (delta: 176.8 MB). Peak memory consumption was 176.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...