./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/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 963536477b49c0268678cb8326bb32feb993b05a ....................................................................................................................................................................................................................................................................................... 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_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/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 963536477b49c0268678cb8326bb32feb993b05a ..................................................................................................................................................................................................................................................................... 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 0.1.23-5842f4b [2018-11-18 16:47:47,929 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:47:47,930 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:47:47,941 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:47:47,942 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:47:47,942 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:47:47,943 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:47:47,945 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:47:47,946 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:47:47,947 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:47:47,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:47:47,948 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:47:47,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:47:47,949 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:47:47,950 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:47:47,951 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:47:47,951 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:47:47,953 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:47:47,954 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:47:47,955 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:47:47,956 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:47:47,957 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:47:47,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:47:47,959 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:47:47,959 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:47:47,960 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:47:47,961 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:47:47,962 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:47:47,962 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:47:47,963 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:47:47,963 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:47:47,964 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:47:47,964 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:47:47,964 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:47:47,965 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:47:47,965 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:47:47,966 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:47:47,976 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:47:47,977 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:47:47,978 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:47:47,979 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:47:47,979 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:47:47,979 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:47:47,980 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:47:47,980 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:47:47,980 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:47:47,980 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:47:47,980 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:47:47,980 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:47:47,980 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:47:47,980 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:47:47,981 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:47:47,981 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:47:47,981 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:47:47,981 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:47:47,981 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:47:47,981 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:47:47,981 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:47:47,982 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:47:47,982 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:47:47,982 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:47:47,983 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:47:47,983 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:47:47,983 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:47:47,983 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:47:47,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:47:47,984 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_9f391232-a4f6-4d2a-b908-3b2123316acb/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 -> 963536477b49c0268678cb8326bb32feb993b05a [2018-11-18 16:47:48,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:47:48,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:47:48,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:47:48,023 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:47:48,023 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:47:48,024 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-11-18 16:47:48,076 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/0d8123e59/2be7a0f272074ac0bf8afa311ca3688d/FLAG584e74d42 [2018-11-18 16:47:48,482 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:47:48,482 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-11-18 16:47:48,491 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/0d8123e59/2be7a0f272074ac0bf8afa311ca3688d/FLAG584e74d42 [2018-11-18 16:47:48,855 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/0d8123e59/2be7a0f272074ac0bf8afa311ca3688d [2018-11-18 16:47:48,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:47:48,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:47:48,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:47:48,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:47:48,862 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:47:48,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:47:48" (1/1) ... [2018-11-18 16:47:48,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b28b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:48, skipping insertion in model container [2018-11-18 16:47:48,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:47:48" (1/1) ... [2018-11-18 16:47:48,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:47:48,893 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:47:49,036 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:47:49,040 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:47:49,076 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:47:49,093 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:47:49,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49 WrapperNode [2018-11-18 16:47:49,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:47:49,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:47:49,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:47:49,094 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:47:49,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:47:49,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:47:49,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:47:49,191 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:47:49,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:47:49,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:47:49,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:47:49,220 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:47:49,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/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 [2018-11-18 16:47:49,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 16:47:49,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:47:49,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 16:47:49,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:47:49,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:47:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:47:49,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:47:49,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:47:49,828 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:47:49,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:47:49 BoogieIcfgContainer [2018-11-18 16:47:49,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:47:49,829 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:47:49,829 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:47:49,837 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:47:49,838 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:47:49" (1/1) ... [2018-11-18 16:47:49,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:47:49,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:47:49,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-11-18 16:47:49,879 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-11-18 16:47:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 16:47:49,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:47:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:47:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:47:49,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:47:49,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-11-18 16:47:49,987 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-11-18 16:47:49,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:47:49,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:47:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:47:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:47:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:47:50,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-11-18 16:47:50,056 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-11-18 16:47:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 16:47:50,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:47:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:47:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:47:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:47:50,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-11-18 16:47:50,074 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-11-18 16:47:50,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 16:47:50,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:47:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:47:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:47:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:47:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:47:50,204 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-11-18 16:47:50,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:47:50 ImpRootNode [2018-11-18 16:47:50,242 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:47:50,247 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:47:50,247 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:47:50,247 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:47:50,248 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:47:49" (3/4) ... [2018-11-18 16:47:50,256 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 16:47:50,256 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:47:50,257 INFO L168 Benchmark]: Toolchain (without parser) took 1399.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 962.3 MB in the beginning and 1.0 GB in the end (delta: -76.8 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:47:50,260 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:47:50,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.73 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 946.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:47:50,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:47:50,262 INFO L168 Benchmark]: Boogie Preprocessor took 29.65 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. [2018-11-18 16:47:50,263 INFO L168 Benchmark]: RCFGBuilder took 608.22 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: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:47:50,263 INFO L168 Benchmark]: CodeCheck took 417.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:47:50,264 INFO L168 Benchmark]: Witness Printer took 9.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:47:50,270 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, 51 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 76 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 20 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 201 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, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 275 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: 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 145, overapproximation of bitwiseAnd at line 116, overapproximation of someBinaryArithmeticFLOAToperation at line 117. Possible FailurePath: [L12-L16] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L18] static const float zero_log = 0.0; [L98-L101] static const float two25_log10 = 3.3554432000e+07, ivln10_log10 = 4.3429449201e-01, log10_2hi_log10 = 3.0102920532e-01, log10_2lo_log10 = 7.9034151668e-07; [L103] static const float zero = 0.0; [L166] float x = __VERIFIER_nondet_float(); [L168] x < 0 && isfinite_float(x) [L168] CALL, EXPR isfinite_float(x) [L149] __int32_t ix; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L151] FCALL ieee_float_shape_type gf_u; [L152] FCALL gf_u.value = (x) [L153] EXPR, FCALL gf_u.word [L153] (ix) = gf_u.word [L154] COND FALSE !(0) VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L155] ix &= 0x7fffffff [L156] RET return (((ix) < 0x7f800000L)); [L168] EXPR isfinite_float(x) [L168] x < 0 && isfinite_float(x) VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L168] COND TRUE x < 0 && isfinite_float(x) [L170] CALL, EXPR __ieee754_log10f(x) [L106] float y, z; [L107] __int32_t i, k, hx; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L110] FCALL ieee_float_shape_type gf_u; [L111] FCALL gf_u.value = (x) [L112] EXPR, FCALL gf_u.word [L112] (hx) = gf_u.word [L113] COND FALSE !(0) VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L115] k = 0 VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L116] COND TRUE ((hx & 0x7fffffff) == 0) [L117] RET return -two25_log10 / zero; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L170] EXPR __ieee754_log10f(x) [L170] float res = __ieee754_log10f(x); [L173] CALL, EXPR isnan_float(res) [L145] RET return x != x; [L173] EXPR isnan_float(res) [L173] COND TRUE !isnan_float(res) [L174] __VERIFIER_error() VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 234.73 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 946.2 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 95.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 608.22 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: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. * CodeCheck took 417.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 9.82 ms. Allocated memory is still 1.2 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 0.1.23-5842f4b [2018-11-18 16:47:52,054 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:47:52,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:47:52,065 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:47:52,065 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:47:52,066 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:47:52,067 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:47:52,069 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:47:52,070 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:47:52,071 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:47:52,071 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:47:52,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:47:52,072 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:47:52,073 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:47:52,074 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:47:52,075 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:47:52,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:47:52,076 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:47:52,078 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:47:52,079 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:47:52,080 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:47:52,081 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:47:52,083 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:47:52,083 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:47:52,083 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:47:52,087 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:47:52,088 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:47:52,088 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:47:52,089 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:47:52,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:47:52,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:47:52,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:47:52,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:47:52,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:47:52,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:47:52,091 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:47:52,091 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 16:47:52,105 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:47:52,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:47:52,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:47:52,106 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:47:52,107 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:47:52,107 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:47:52,107 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:47:52,107 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:47:52,107 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:47:52,107 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:47:52,108 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:47:52,109 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:47:52,109 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:47:52,109 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:47:52,109 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:47:52,109 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:47:52,109 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:47:52,109 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:47:52,110 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:47:52,110 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:47:52,110 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 16:47:52,110 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:47:52,111 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:47:52,111 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:47:52,112 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:47:52,112 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_9f391232-a4f6-4d2a-b908-3b2123316acb/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 -> 963536477b49c0268678cb8326bb32feb993b05a [2018-11-18 16:47:52,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:47:52,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:47:52,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:47:52,178 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:47:52,179 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:47:52,179 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-11-18 16:47:52,228 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/4e6052b0b/c5e0a766ecb1489b86765bc0b911c508/FLAGb577a9a8f [2018-11-18 16:47:52,596 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:47:52,596 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-11-18 16:47:52,601 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/4e6052b0b/c5e0a766ecb1489b86765bc0b911c508/FLAGb577a9a8f [2018-11-18 16:47:53,007 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/bin-2019/ukojak/data/4e6052b0b/c5e0a766ecb1489b86765bc0b911c508 [2018-11-18 16:47:53,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:47:53,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:47:53,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:47:53,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:47:53,016 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:47:53,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502bafa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53, skipping insertion in model container [2018-11-18 16:47:53,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:47:53,051 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:47:53,230 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:47:53,235 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:47:53,292 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:47:53,320 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:47:53,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53 WrapperNode [2018-11-18 16:47:53,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:47:53,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:47:53,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:47:53,321 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:47:53,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:47:53,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:47:53,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:47:53,368 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:47:53,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... [2018-11-18 16:47:53,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:47:53,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:47:53,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:47:53,466 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:47:53,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:47:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f391232-a4f6-4d2a-b908-3b2123316acb/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 [2018-11-18 16:47:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 16:47:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:47:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 16:47:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:47:53,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:47:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 16:47:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 16:47:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:47:53,699 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 16:48:20,085 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 16:51:21,771 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:51:21,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:51:21 BoogieIcfgContainer [2018-11-18 16:51:21,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:51:21,772 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:51:21,772 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:51:21,779 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:51:21,780 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:51:21" (1/1) ... [2018-11-18 16:51:21,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:21,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:51:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-11-18 16:51:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-11-18 16:51:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 16:51:21,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:51:21,850 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:51:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:21,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:51:21,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:21,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:51:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-11-18 16:51:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-11-18 16:51:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:51:21,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:51:21,898 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:51:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:21,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:51:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:21,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:51:21,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-11-18 16:51:21,965 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-11-18 16:51:21,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 16:51:21,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:51:21,967 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:51:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:21,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:51:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:51:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-11-18 16:51:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-11-18 16:51:21,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 16:51:21,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:51:21,996 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:51:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:22,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:51:22,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:51:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2018-11-18 16:51:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2018-11-18 16:51:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 16:51:23,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:51:23,922 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:51:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:24,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:51:41,568 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-11-18 16:51:41,569 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:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) 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 [2018-11-18 16:51:41,572 INFO L168 Benchmark]: Toolchain (without parser) took 228561.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 948.7 MB in the beginning and 972.6 MB in the end (delta: -23.9 MB). Peak memory consumption was 115.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:41,574 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-11-18 16:51:41,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.30 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:41,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.70 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:41,575 INFO L168 Benchmark]: Boogie Preprocessor took 97.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -199.6 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:41,575 INFO L168 Benchmark]: RCFGBuilder took 208305.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:41,576 INFO L168 Benchmark]: CodeCheck took 19799.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.6 MB in the end (delta: 96.1 MB). Peak memory consumption was 96.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:41,579 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 0.20 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 308.30 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.70 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 97.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -199.6 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 208305.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 11.5 GB. * CodeCheck took 19799.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.6 MB in the end (delta: 96.1 MB). Peak memory consumption was 96.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...