./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/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 3b34dfede3b17d4dbfd431f9690ffc98f8a52b8d ................................................................................................................................................................................................................................................... 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_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/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 3b34dfede3b17d4dbfd431f9690ffc98f8a52b8d .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:56:29,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:56:29,916 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:56:29,922 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:56:29,923 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:56:29,923 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:56:29,924 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:56:29,925 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:56:29,926 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:56:29,926 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:56:29,927 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:56:29,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:56:29,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:56:29,928 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:56:29,929 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:56:29,930 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:56:29,930 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:56:29,931 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:56:29,933 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:56:29,934 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:56:29,934 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:56:29,935 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:56:29,936 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:56:29,936 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:56:29,936 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:56:29,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:56:29,937 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:56:29,938 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:56:29,938 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:56:29,939 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:56:29,939 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:56:29,940 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:56:29,940 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:56:29,940 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:56:29,941 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:56:29,941 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:56:29,941 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 09:56:29,949 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:56:29,949 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:56:29,950 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:56:29,950 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 09:56:29,951 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:56:29,951 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:56:29,951 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:56:29,951 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:56:29,951 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:56:29,951 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:56:29,952 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:56:29,952 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:56:29,952 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:56:29,952 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:56:29,952 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:56:29,952 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:56:29,952 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:56:29,953 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 09:56:29,953 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 09:56:29,953 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:56:29,953 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:56:29,953 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:56:29,953 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:56:29,953 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:56:29,954 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:56:29,954 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 09:56:29,954 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:56:29,954 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:56:29,954 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_3577e6d0-6ec5-430c-ac03-bdd095ab1686/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 -> 3b34dfede3b17d4dbfd431f9690ffc98f8a52b8d [2018-11-10 09:56:29,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:56:29,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:56:29,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:56:29,993 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:56:29,993 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:56:29,993 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/interpolation2_true-unreach-call_true-termination.c [2018-11-10 09:56:30,039 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/b6e7cd711/791e41e5f99f4e409b9fe8862bda30a5/FLAG9aa3284bd [2018-11-10 09:56:30,453 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:56:30,454 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/sv-benchmarks/c/float-benchs/interpolation2_true-unreach-call_true-termination.c [2018-11-10 09:56:30,458 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/b6e7cd711/791e41e5f99f4e409b9fe8862bda30a5/FLAG9aa3284bd [2018-11-10 09:56:30,468 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/b6e7cd711/791e41e5f99f4e409b9fe8862bda30a5 [2018-11-10 09:56:30,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:56:30,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:56:30,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:56:30,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:56:30,475 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:56:30,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e8b7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30, skipping insertion in model container [2018-11-10 09:56:30,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:56:30,501 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:56:30,612 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:56:30,614 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:56:30,628 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:56:30,639 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:56:30,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30 WrapperNode [2018-11-10 09:56:30,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:56:30,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:56:30,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:56:30,640 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:56:30,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:56:30,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:56:30,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:56:30,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:56:30,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... [2018-11-10 09:56:30,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:56:30,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:56:30,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:56:30,723 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:56:30,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:56:30,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 09:56:30,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 09:56:30,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:56:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:56:30,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 09:56:30,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 09:56:31,290 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:56:31,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:56:31 BoogieIcfgContainer [2018-11-10 09:56:31,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:56:31,291 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 09:56:31,292 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 09:56:31,301 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 09:56:31,301 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:56:31" (1/1) ... [2018-11-10 09:56:31,310 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:56:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:31,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-11-10 09:56:31,333 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-11-10 09:56:31,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 09:56:31,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:31,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:56:31,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-11-10 09:56:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-11-10 09:56:31,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 09:56:31,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:31,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:56:31,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:31,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2018-11-10 09:56:31,522 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2018-11-10 09:56:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 09:56:31,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:31,611 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-11-10 09:56:31,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 09:56:31 ImpRootNode [2018-11-10 09:56:31,635 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 09:56:31,635 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:56:31,635 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:56:31,636 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:56:31,636 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:56:31" (3/4) ... [2018-11-10 09:56:31,638 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 09:56:31,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:56:31,639 INFO L168 Benchmark]: Toolchain (without parser) took 1168.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 959.3 MB in the beginning and 1.0 GB in the end (delta: -70.4 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:31,640 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:56:31,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.38 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:31,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.83 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:31,642 INFO L168 Benchmark]: Boogie Preprocessor took 53.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -190.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:31,643 INFO L168 Benchmark]: RCFGBuilder took 568.04 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: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:31,643 INFO L168 Benchmark]: CodeCheck took 343.51 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:31,644 INFO L168 Benchmark]: Witness Printer took 3.31 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. [2018-11-10 09:56:31,646 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, 59 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 12 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 67 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, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 61 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 23, overapproximation of to_real at line 10, overapproximation of someBinaryArithmeticFLOAToperation at line 21. Possible FailurePath: [L8] int i; [L9] float z, t; [L10] FCALL float min[] = { 5, 10, 12, 30, 150 }; [L11] FCALL float max[] = { 10, 12, 30, 150, 300 }; [L12] FCALL float org[] = { 1, 5, -10, 30, 20 }; [L13] FCALL float slope[] = { 4, -15, 40, -10, 0 }; [L15] t = __VERIFIER_nondet_float() [L16] EXPR, FCALL min[0] [L16] t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1] [L16] EXPR, FCALL max[sizeof(max) / sizeof(max[0]) - 1] [L16] t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1] [L18] i = 0 [L18] COND TRUE i < sizeof(min) / sizeof(min[0]) [L19] EXPR, FCALL max[i] [L19] COND TRUE t <= max[i] [L21] EXPR, FCALL org[i] [L21] EXPR, FCALL slope[i] [L21] EXPR, FCALL min[i] [L21] EXPR, FCALL max[i] [L21] EXPR, FCALL min[i] [L21] z = org[i] + slope[i] * (t - min[i]) / (max[i] - min[i]) [L23] CALL __VERIFIER_assert(z >= -10.f && z <= 30.f) [L4] COND TRUE !(cond) [L4] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.38 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.83 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -190.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 568.04 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: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. * CodeCheck took 343.51 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.31 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 0.1.23-1dbac8b [2018-11-10 09:56:33,066 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:56:33,068 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:56:33,076 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:56:33,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:56:33,077 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:56:33,078 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:56:33,079 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:56:33,080 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:56:33,080 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:56:33,081 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:56:33,081 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:56:33,082 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:56:33,082 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:56:33,083 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:56:33,084 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:56:33,084 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:56:33,085 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:56:33,087 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:56:33,088 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:56:33,088 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:56:33,089 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:56:33,091 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:56:33,091 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:56:33,091 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:56:33,092 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:56:33,092 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:56:33,093 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:56:33,093 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:56:33,094 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:56:33,094 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:56:33,095 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:56:33,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:56:33,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:56:33,095 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:56:33,096 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:56:33,096 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 09:56:33,106 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:56:33,106 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:56:33,107 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:56:33,107 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 09:56:33,108 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:56:33,108 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:56:33,108 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:56:33,108 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:56:33,108 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:56:33,108 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:56:33,108 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:56:33,109 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:56:33,109 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:56:33,109 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:56:33,109 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:56:33,109 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:56:33,109 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:56:33,109 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:56:33,109 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 09:56:33,110 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 09:56:33,110 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:56:33,110 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:56:33,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:56:33,110 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:56:33,110 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:56:33,110 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:56:33,111 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 09:56:33,111 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:56:33,111 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:56:33,111 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:56:33,111 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:56:33,111 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_3577e6d0-6ec5-430c-ac03-bdd095ab1686/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 -> 3b34dfede3b17d4dbfd431f9690ffc98f8a52b8d [2018-11-10 09:56:33,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:56:33,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:56:33,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:56:33,154 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:56:33,155 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:56:33,155 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/interpolation2_true-unreach-call_true-termination.c [2018-11-10 09:56:33,197 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/071223ecb/7bc62103058e4de18adeea9aa998d695/FLAG67e72e1d4 [2018-11-10 09:56:33,604 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:56:33,605 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/sv-benchmarks/c/float-benchs/interpolation2_true-unreach-call_true-termination.c [2018-11-10 09:56:33,609 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/071223ecb/7bc62103058e4de18adeea9aa998d695/FLAG67e72e1d4 [2018-11-10 09:56:33,619 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/data/071223ecb/7bc62103058e4de18adeea9aa998d695 [2018-11-10 09:56:33,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:56:33,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:56:33,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:56:33,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:56:33,627 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:56:33,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa6ff55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33, skipping insertion in model container [2018-11-10 09:56:33,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:56:33,655 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:56:33,780 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:56:33,784 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:56:33,811 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:56:33,829 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:56:33,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33 WrapperNode [2018-11-10 09:56:33,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:56:33,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:56:33,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:56:33,830 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:56:33,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:56:33,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:56:33,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:56:33,864 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:56:33,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... [2018-11-10 09:56:33,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:56:33,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:56:33,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:56:33,885 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:56:33,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:56:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3577e6d0-6ec5-430c-ac03-bdd095ab1686/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:56:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 09:56:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 09:56:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:56:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:56:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 09:56:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 09:56:34,048 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,057 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,063 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,067 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,071 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,076 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,079 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,083 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,086 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,089 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,094 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,097 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,101 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,111 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,115 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,121 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,125 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,131 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,141 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:56:34,144 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:57:01,193 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:57:01,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:57:01 BoogieIcfgContainer [2018-11-10 09:57:01,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:57:01,194 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 09:57:01,194 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 09:57:01,202 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 09:57:01,202 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:57:01" (1/1) ... [2018-11-10 09:57:01,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:01,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:57:01,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-11-10 09:57:01,233 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-11-10 09:57:01,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 09:57:01,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:57:01,273 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 09:57:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:01,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:57:01,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:57:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:57:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-11-10 09:57:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-11-10 09:57:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 09:57:01,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:57:01,323 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 09:57:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:01,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:57:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:57:02,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:57:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2018-11-10 09:57:02,382 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2018-11-10 09:57:02,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 09:57:02,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:57:02,383 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 09:57:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 09:57:12,626 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) 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) [2018-11-10 09:57:12,629 INFO L168 Benchmark]: Toolchain (without parser) took 39007.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 950.8 MB in the beginning and 971.1 MB in the end (delta: -20.3 MB). Peak memory consumption was 83.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:57:12,631 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:57:12,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 206.13 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:57:12,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.59 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:57:12,633 INFO L168 Benchmark]: Boogie Preprocessor took 21.04 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:57:12,633 INFO L168 Benchmark]: RCFGBuilder took 27309.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 934.7 MB in the beginning and 992.1 MB in the end (delta: -57.3 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:57:12,634 INFO L168 Benchmark]: CodeCheck took 11434.24 ms. Allocated memory is still 1.1 GB. Free memory was 992.1 MB in the beginning and 971.1 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:57:12,637 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 206.13 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.59 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.04 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 27309.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 934.7 MB in the beginning and 992.1 MB in the end (delta: -57.3 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. * CodeCheck took 11434.24 ms. Allocated memory is still 1.1 GB. Free memory was 992.1 MB in the beginning and 971.1 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...