./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_false-unreach-call.c.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_false-unreach-call.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/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 ac1c2f023046690eb69a7c8f4224e12d57f24d83 .............................................................................................................................................................................................................................................. 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_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_false-unreach-call.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/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 ac1c2f023046690eb69a7c8f4224e12d57f24d83 ...................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:58:14,414 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:58:14,415 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:58:14,421 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:58:14,421 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:58:14,421 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:58:14,422 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:58:14,423 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:58:14,423 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:58:14,424 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:58:14,424 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:58:14,424 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:58:14,425 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:58:14,425 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:58:14,426 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:58:14,426 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:58:14,427 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:58:14,428 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:58:14,428 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:58:14,429 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:58:14,430 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:58:14,430 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:58:14,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:58:14,431 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:58:14,431 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:58:14,432 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:58:14,432 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:58:14,433 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:58:14,433 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:58:14,434 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:58:14,434 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:58:14,434 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:58:14,434 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:58:14,434 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:58:14,435 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:58:14,435 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:58:14,435 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 14:58:14,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:58:14,443 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:58:14,443 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:58:14,443 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 14:58:14,444 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:58:14,444 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:58:14,444 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:58:14,445 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 14:58:14,445 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:58:14,445 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:58:14,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:58:14,446 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:58:14,446 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 14:58:14,446 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:58:14,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:58:14,446 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_86438427-2694-476f-80cd-5c5dc8ac8717/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 -> ac1c2f023046690eb69a7c8f4224e12d57f24d83 [2018-12-02 14:58:14,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:58:14,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:58:14,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:58:14,473 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:58:14,473 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:58:14,474 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_false-unreach-call.c.i [2018-12-02 14:58:14,514 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/d3c115cb4/155d529e43fe438198a9e92ea7614c09/FLAG4e7ed382e [2018-12-02 14:58:14,942 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:58:14,943 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/sv-benchmarks/c/loop-floats-scientific-comp/loop2_false-unreach-call.c.i [2018-12-02 14:58:14,946 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/d3c115cb4/155d529e43fe438198a9e92ea7614c09/FLAG4e7ed382e [2018-12-02 14:58:14,954 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/d3c115cb4/155d529e43fe438198a9e92ea7614c09 [2018-12-02 14:58:14,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:58:14,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:58:14,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:58:14,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:58:14,960 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:58:14,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:58:14" (1/1) ... [2018-12-02 14:58:14,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:14, skipping insertion in model container [2018-12-02 14:58:14,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:58:14" (1/1) ... [2018-12-02 14:58:14,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:58:14,975 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:58:15,069 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:58:15,071 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:58:15,081 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:58:15,089 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:58:15,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15 WrapperNode [2018-12-02 14:58:15,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:58:15,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:58:15,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:58:15,090 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:58:15,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:58:15,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:58:15,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:58:15,108 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:58:15,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:58:15,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:58:15,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:58:15,150 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:58:15,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:58:15,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:58:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:58:15,299 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:58:15,299 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 14:58:15,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:58:15 BoogieIcfgContainer [2018-12-02 14:58:15,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:58:15,300 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 14:58:15,300 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 14:58:15,306 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 14:58:15,306 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:58:15" (1/1) ... [2018-12-02 14:58:15,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:58:15,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:58:15,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-12-02 14:58:15,332 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-12-02 14:58:15,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 14:58:15,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:58:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:58:15,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:58:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:58:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-12-02 14:58:15,407 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-12-02 14:58:15,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 14:58:15,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:58:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:58:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:58:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:58:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:58:15,469 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 14:58:15,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:58:15 ImpRootNode [2018-12-02 14:58:15,487 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 14:58:15,488 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:58:15,488 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:58:15,488 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:58:15,488 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:58:15" (3/4) ... [2018-12-02 14:58:15,491 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 14:58:15,491 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:58:15,491 INFO L168 Benchmark]: Toolchain (without parser) took 534.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -146.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:58:15,492 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:58:15,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.14 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:58:15,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.22 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:58:15,493 INFO L168 Benchmark]: Boogie Preprocessor took 41.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:58:15,493 INFO L168 Benchmark]: RCFGBuilder took 149.68 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: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:58:15,494 INFO L168 Benchmark]: CodeCheck took 187.81 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: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:58:15,494 INFO L168 Benchmark]: Witness Printer took 2.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:58:15,496 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, 14 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 27. Possible FailurePath: [L9] float pi = 3.14159 ; [L15] float x = __VERIFIER_nondet_float() ; [L16] float octant = pi/3 ; [L18] float oddExp = x ; [L19] float evenExp = 1.0 ; [L20] float term = x ; [L21] unsigned int count = 2 ; [L22] int multFactor = 0 ; [L23] int temp ; VAL [pi=314159/100000] [L25] COND TRUE 1 [L27] term = term * (x/count) [L28] EXPR (count>>1 % 2 == 0) ? 1 : -1 [L28] multFactor = (count>>1 % 2 == 0) ? 1 : -1 [L30] evenExp = evenExp + multFactor*term [L32] count++ [L34] term = term * (x/count) [L36] oddExp = oddExp + multFactor*term [L38] count++ [L40] temp = __VERIFIER_nondet_int() [L41] COND TRUE temp == 0 VAL [pi=314159/100000] [L7] COND TRUE !(cond) VAL [pi=314159/100000] [L7] __VERIFIER_error() VAL [pi=314159/100000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 132.14 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 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 18.22 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 149.68 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: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * CodeCheck took 187.81 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: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:58:16,770 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:58:16,771 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:58:16,778 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:58:16,778 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:58:16,779 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:58:16,780 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:58:16,781 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:58:16,782 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:58:16,782 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:58:16,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:58:16,783 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:58:16,784 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:58:16,784 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:58:16,785 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:58:16,786 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:58:16,786 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:58:16,787 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:58:16,789 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:58:16,790 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:58:16,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:58:16,791 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:58:16,793 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:58:16,793 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:58:16,793 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:58:16,794 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:58:16,795 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:58:16,795 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:58:16,796 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:58:16,797 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:58:16,797 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:58:16,797 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:58:16,797 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:58:16,797 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:58:16,798 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:58:16,798 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:58:16,799 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 14:58:16,807 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:58:16,807 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:58:16,807 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:58:16,807 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 14:58:16,808 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:58:16,808 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:58:16,808 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:58:16,808 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:58:16,808 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:58:16,808 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:58:16,808 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:58:16,808 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:58:16,808 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:58:16,809 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 14:58:16,809 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:58:16,809 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:58:16,809 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:58:16,810 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:58:16,810 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 14:58:16,810 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 14:58:16,810 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:58:16,810 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 14:58:16,810 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 14:58:16,810 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_86438427-2694-476f-80cd-5c5dc8ac8717/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 -> ac1c2f023046690eb69a7c8f4224e12d57f24d83 [2018-12-02 14:58:16,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:58:16,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:58:16,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:58:16,841 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:58:16,841 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:58:16,842 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_false-unreach-call.c.i [2018-12-02 14:58:16,882 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/547b9c6a7/2097c7b9490448fb912e8ae1e445a0bf/FLAGf2351c2a5 [2018-12-02 14:58:17,270 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:58:17,270 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/sv-benchmarks/c/loop-floats-scientific-comp/loop2_false-unreach-call.c.i [2018-12-02 14:58:17,273 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/547b9c6a7/2097c7b9490448fb912e8ae1e445a0bf/FLAGf2351c2a5 [2018-12-02 14:58:17,281 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/data/547b9c6a7/2097c7b9490448fb912e8ae1e445a0bf [2018-12-02 14:58:17,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:58:17,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:58:17,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:58:17,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:58:17,286 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:58:17,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265c0857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17, skipping insertion in model container [2018-12-02 14:58:17,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:58:17,306 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:58:17,400 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:58:17,404 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:58:17,416 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:58:17,428 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:58:17,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17 WrapperNode [2018-12-02 14:58:17,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:58:17,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:58:17,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:58:17,430 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:58:17,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:58:17,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:58:17,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:58:17,452 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:58:17,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... [2018-12-02 14:58:17,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:58:17,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:58:17,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:58:17,467 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:58:17,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:58:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_86438427-2694-476f-80cd-5c5dc8ac8717/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:58:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:58:17,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:58:53,040 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:58:53,040 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 14:58:53,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:58:53 BoogieIcfgContainer [2018-12-02 14:58:53,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:58:53,041 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 14:58:53,041 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 14:58:53,051 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 14:58:53,051 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:58:53" (1/1) ... [2018-12-02 14:58:53,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:58:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:58:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-12-02 14:58:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-12-02 14:58:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 14:58:53,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:58:53,118 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 14:58:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:58:53,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:58:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:58:53,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:58:53,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-12-02 14:58:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-12-02 14:58:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 14:58:53,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:58:53,148 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 14:59:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-02 14:59:04,340 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:509) 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) [2018-12-02 14:59:04,342 INFO L168 Benchmark]: Toolchain (without parser) took 47058.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -142.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:59:04,343 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:59:04,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 144.92 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:04,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.12 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:04,345 INFO L168 Benchmark]: Boogie Preprocessor took 14.92 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:59:04,345 INFO L168 Benchmark]: RCFGBuilder took 35574.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:04,346 INFO L168 Benchmark]: CodeCheck took 11300.53 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:04,348 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:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 144.92 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.12 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.92 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 35574.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * CodeCheck took 11300.53 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...