./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/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 b63905375af38d9971341930078b6c47230c38fd ...................................................................................................................................................................................................................................... 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_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/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 b63905375af38d9971341930078b6c47230c38fd ................................................................................................................................................................................................... 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 [2018-12-09 03:59:02,917 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 03:59:02,918 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 03:59:02,923 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 03:59:02,924 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 03:59:02,924 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 03:59:02,925 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 03:59:02,926 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 03:59:02,927 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 03:59:02,927 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 03:59:02,928 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 03:59:02,928 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 03:59:02,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 03:59:02,929 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 03:59:02,929 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 03:59:02,930 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 03:59:02,930 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 03:59:02,931 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 03:59:02,932 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 03:59:02,933 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 03:59:02,933 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 03:59:02,934 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 03:59:02,935 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 03:59:02,935 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 03:59:02,935 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 03:59:02,936 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 03:59:02,936 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 03:59:02,937 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 03:59:02,937 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 03:59:02,938 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 03:59:02,938 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 03:59:02,938 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 03:59:02,938 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 03:59:02,938 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 03:59:02,939 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 03:59:02,939 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 03:59:02,940 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 03:59:02,946 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 03:59:02,947 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 03:59:02,947 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 03:59:02,947 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 03:59:02,948 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 03:59:02,948 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 03:59:02,948 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 03:59:02,949 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 03:59:02,949 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:59:02,949 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 03:59:02,949 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 03:59:02,950 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 03:59:02,950 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 03:59:02,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 03:59:02,950 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_2418f3ad-0eae-4feb-959a-875694f7f1f4/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 -> b63905375af38d9971341930078b6c47230c38fd [2018-12-09 03:59:02,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 03:59:02,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 03:59:02,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 03:59:02,976 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 03:59:02,976 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 03:59:02,976 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-09 03:59:03,010 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/a5f958263/7b543dc439e94f3683c0dedb02412a71/FLAG964f05e79 [2018-12-09 03:59:03,415 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 03:59:03,415 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-09 03:59:03,419 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/a5f958263/7b543dc439e94f3683c0dedb02412a71/FLAG964f05e79 [2018-12-09 03:59:03,427 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/a5f958263/7b543dc439e94f3683c0dedb02412a71 [2018-12-09 03:59:03,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 03:59:03,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 03:59:03,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 03:59:03,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 03:59:03,432 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 03:59:03,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed1acf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03, skipping insertion in model container [2018-12-09 03:59:03,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 03:59:03,447 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 03:59:03,539 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:59:03,542 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 03:59:03,556 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:59:03,568 INFO L195 MainTranslator]: Completed translation [2018-12-09 03:59:03,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03 WrapperNode [2018-12-09 03:59:03,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 03:59:03,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 03:59:03,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 03:59:03,569 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 03:59:03,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 03:59:03,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 03:59:03,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 03:59:03,621 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 03:59:03,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 03:59:03,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 03:59:03,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 03:59:03,637 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 03:59:03,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:59:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 03:59:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 03:59:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 03:59:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 03:59:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 03:59:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 03:59:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 03:59:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 03:59:03,860 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 03:59:03,860 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 03:59:03,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:59:03 BoogieIcfgContainer [2018-12-09 03:59:03,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 03:59:03,860 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 03:59:03,860 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 03:59:03,867 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 03:59:03,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:59:03" (1/1) ... [2018-12-09 03:59:03,874 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:59:03,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:59:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-09 03:59:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-09 03:59:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 03:59:03,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:59:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:59:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:59:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:59:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:59:04,030 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-09 03:59:04,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 03:59:04 ImpRootNode [2018-12-09 03:59:04,048 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 03:59:04,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 03:59:04,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 03:59:04,049 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 03:59:04,049 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:59:03" (3/4) ... [2018-12-09 03:59:04,051 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 03:59:04,051 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 03:59:04,052 INFO L168 Benchmark]: Toolchain (without parser) took 623.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -75.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-12-09 03:59:04,053 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:59:04,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 138.47 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 03:59:04,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -142.8 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-12-09 03:59:04,054 INFO L168 Benchmark]: Boogie Preprocessor took 16.20 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:59:04,055 INFO L168 Benchmark]: RCFGBuilder took 223.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-12-09 03:59:04,055 INFO L168 Benchmark]: CodeCheck took 188.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-12-09 03:59:04,055 INFO L168 Benchmark]: Witness Printer took 2.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:59:04,057 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, 12 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 9]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 33, overapproximation of someUnaryDOUBLEoperation at line 15, overapproximation of someBinaryArithmeticDOUBLEoperation at line 34, overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 56. Possible FailurePath: [L12] double C0 = 1.414213538; [L13] double C1 = 0.229761391; [L14] double C2 = 1.296735525; [L15] double C3 = -0.901098370; [L16] double C4 = 0.493553400; [L17] double C5 = -0.118958666; [L53] double x,y; [L55] x = __VERIFIER_nondet_double() [L26] union u x; [L27] double r; [L28] int exp; [L30] x.d = a [L32] EXPR x.i[0] [L32] exp = (x.i[0] & 0x7FF00000) >> 20 [L33] EXPR x.i[0] [L33] x.i[0] = (x.i[0] & 0x800FFFFF) | 0x3FF00000 [L34] EXPR x.d [L34] r = x.d * 0.5 [L36] r = C1+C2+(C3+(C4+C5*r)*r)*r [L38] COND FALSE !(exp % 2 == 0) [L42] r = r * C0 [L45] x.i[0] = (exp/2 + 511) << 20 [L46] EXPR x.d [L46] r = r * x.d [L48] return r; [L48] return r; [L58] y = sqrt_custom(x) [L9] COND TRUE !(cond) VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] [L9] __VERIFIER_error() VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 138.47 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 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 51.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -142.8 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.20 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 223.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * CodeCheck took 188.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * Witness Printer took 2.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 03:59:05,434 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 03:59:05,436 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 03:59:05,444 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 03:59:05,445 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 03:59:05,445 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 03:59:05,446 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 03:59:05,448 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 03:59:05,449 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 03:59:05,449 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 03:59:05,450 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 03:59:05,450 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 03:59:05,451 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 03:59:05,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 03:59:05,452 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 03:59:05,453 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 03:59:05,453 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 03:59:05,455 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 03:59:05,456 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 03:59:05,457 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 03:59:05,458 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 03:59:05,459 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 03:59:05,460 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 03:59:05,460 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 03:59:05,461 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 03:59:05,461 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 03:59:05,462 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 03:59:05,462 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 03:59:05,463 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 03:59:05,464 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 03:59:05,464 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 03:59:05,464 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 03:59:05,464 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 03:59:05,465 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 03:59:05,465 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 03:59:05,466 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 03:59:05,466 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 03:59:05,476 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 03:59:05,477 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 03:59:05,477 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 03:59:05,477 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 03:59:05,478 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 03:59:05,478 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 03:59:05,478 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 03:59:05,478 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 03:59:05,478 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 03:59:05,479 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 03:59:05,479 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 03:59:05,480 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:59:05,480 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 03:59:05,480 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 03:59:05,481 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 03:59:05,481 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 03:59:05,481 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_2418f3ad-0eae-4feb-959a-875694f7f1f4/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 -> b63905375af38d9971341930078b6c47230c38fd [2018-12-09 03:59:05,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 03:59:05,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 03:59:05,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 03:59:05,508 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 03:59:05,508 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 03:59:05,509 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-09 03:59:05,543 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/7a5bc817d/04efa9d2c841496b8126ad64052cc60d/FLAGa79c26199 [2018-12-09 03:59:05,872 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 03:59:05,872 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-09 03:59:05,875 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/7a5bc817d/04efa9d2c841496b8126ad64052cc60d/FLAGa79c26199 [2018-12-09 03:59:06,280 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/data/7a5bc817d/04efa9d2c841496b8126ad64052cc60d [2018-12-09 03:59:06,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 03:59:06,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 03:59:06,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 03:59:06,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 03:59:06,286 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 03:59:06,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af796df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06, skipping insertion in model container [2018-12-09 03:59:06,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 03:59:06,303 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 03:59:06,397 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:59:06,401 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 03:59:06,420 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:59:06,435 INFO L195 MainTranslator]: Completed translation [2018-12-09 03:59:06,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06 WrapperNode [2018-12-09 03:59:06,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 03:59:06,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 03:59:06,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 03:59:06,437 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 03:59:06,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 03:59:06,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 03:59:06,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 03:59:06,461 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 03:59:06,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... [2018-12-09 03:59:06,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 03:59:06,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 03:59:06,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 03:59:06,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 03:59:06,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:59:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2418f3ad-0eae-4feb-959a-875694f7f1f4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:59:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 03:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 03:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 03:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 03:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 03:59:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 03:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 03:59:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 03:59:16,753 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 04:00:23,843 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:00:23,843 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 04:00:23,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:00:23 BoogieIcfgContainer [2018-12-09 04:00:23,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:00:23,844 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 04:00:23,844 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 04:00:23,852 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 04:00:23,852 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:00:23" (1/1) ... [2018-12-09 04:00:23,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:00:23,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:00:23,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-09 04:00:23,882 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-09 04:00:23,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 04:00:23,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:00:23,915 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:00:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 04:00:34,534 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) [2018-12-09 04:00:34,536 INFO L168 Benchmark]: Toolchain (without parser) took 88253.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -132.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:00:34,538 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:00:34,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.44 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 04:00:34,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.38 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. [2018-12-09 04:00:34,539 INFO L168 Benchmark]: Boogie Preprocessor took 17.65 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. [2018-12-09 04:00:34,540 INFO L168 Benchmark]: RCFGBuilder took 77364.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:00:34,540 INFO L168 Benchmark]: CodeCheck took 10692.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 04:00:34,543 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 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 152.44 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.38 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. * Boogie Preprocessor took 17.65 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 77364.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 10692.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...