./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/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_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/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_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/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_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/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 0.1.23-5842f4b [2018-11-18 09:25:51,584 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:25:51,585 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:25:51,591 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:25:51,591 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:25:51,592 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:25:51,593 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:25:51,594 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:25:51,595 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:25:51,595 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:25:51,596 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:25:51,596 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:25:51,597 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:25:51,597 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:25:51,598 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:25:51,598 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:25:51,599 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:25:51,600 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:25:51,601 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:25:51,602 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:25:51,603 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:25:51,603 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:25:51,605 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:25:51,605 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:25:51,605 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:25:51,606 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:25:51,606 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:25:51,607 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:25:51,607 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:25:51,608 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:25:51,608 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:25:51,608 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:25:51,609 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:25:51,609 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:25:51,609 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:25:51,610 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:25:51,610 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:25:51,618 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:25:51,618 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:25:51,618 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:25:51,619 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:25:51,619 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:25:51,619 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:25:51,619 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:25:51,619 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:25:51,620 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:25:51,621 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:25:51,621 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:25:51,621 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:25:51,621 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:25:51,621 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:25:51,621 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:25:51,621 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:25:51,622 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:25:51,622 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:25:51,622 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:25:51,622 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:25:51,622 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:25:51,622 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:25:51,622 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_0f34bd48-4d2f-453a-8022-cefbd0642058/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 [2018-11-18 09:25:51,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:25:51,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:25:51,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:25:51,659 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:25:51,659 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:25:51,659 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-18 09:25:51,704 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/c043f380f/983b96522fc042c2a0cadd04c57b3916/FLAG6aa08863e [2018-11-18 09:25:52,011 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:25:52,012 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-18 09:25:52,016 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/c043f380f/983b96522fc042c2a0cadd04c57b3916/FLAG6aa08863e [2018-11-18 09:25:52,025 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/c043f380f/983b96522fc042c2a0cadd04c57b3916 [2018-11-18 09:25:52,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:25:52,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:25:52,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:25:52,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:25:52,031 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:25:52,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602e9054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52, skipping insertion in model container [2018-11-18 09:25:52,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:25:52,060 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:25:52,183 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:25:52,185 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:25:52,199 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:25:52,211 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:25:52,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52 WrapperNode [2018-11-18 09:25:52,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:25:52,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:25:52,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:25:52,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:25:52,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:25:52,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:25:52,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:25:52,239 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:25:52,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:25:52,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:25:52,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:25:52,291 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:25:52,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:25:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 09:25:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:25:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 09:25:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:25:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:25:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:25:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:25:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:25:52,540 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:25:52,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:25:52 BoogieIcfgContainer [2018-11-18 09:25:52,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:25:52,541 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:25:52,541 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:25:52,548 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:25:52,548 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:25:52" (1/1) ... [2018-11-18 09:25:52,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:25:52,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:52,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 09:25:52,577 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 09:25:52,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 09:25:52,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:25:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:25:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:25:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:25:52,728 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 09:25:52,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:25:52 ImpRootNode [2018-11-18 09:25:52,755 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:25:52,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:25:52,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:25:52,755 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:25:52,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:25:52" (3/4) ... [2018-11-18 09:25:52,759 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:25:52,759 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:25:52,760 INFO L168 Benchmark]: Toolchain (without parser) took 733.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:25:52,762 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:25:52,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.46 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:25:52,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.15 ms. Allocated memory is still 1.0 GB. Free memory is still 944.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:25:52,763 INFO L168 Benchmark]: Boogie Preprocessor took 51.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:25:52,764 INFO L168 Benchmark]: RCFGBuilder took 249.58 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:25:52,765 INFO L168 Benchmark]: CodeCheck took 214.06 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:25:52,765 INFO L168 Benchmark]: Witness Printer took 4.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:25:52,768 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() [L58] CALL, EXPR sqrt_custom(x) [L26] FCALL union u x; [L27] double r; [L28] int exp; [L30] FCALL x.d = a [L32] EXPR, FCALL x.i[0] [L32] exp = (x.i[0] & 0x7FF00000) >> 20 [L33] EXPR, FCALL x.i[0] [L33] FCALL x.i[0] = (x.i[0] & 0x800FFFFF) | 0x3FF00000 [L34] EXPR, FCALL 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] FCALL x.i[0] = (exp/2 + 511) << 20 [L46] EXPR, FCALL x.d [L46] r = r * x.d [L48] return r; [L48] RET return r; [L58] EXPR sqrt_custom(x) [L58] y = sqrt_custom(x) [L60] CALL __VERIFIER_assert(y >= 0. && y <= 1e6) [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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 183.46 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.15 ms. Allocated memory is still 1.0 GB. Free memory is still 944.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 249.58 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 214.06 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.38 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 0.1.23-5842f4b [2018-11-18 09:25:54,282 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:25:54,283 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:25:54,292 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:25:54,292 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:25:54,293 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:25:54,294 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:25:54,296 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:25:54,297 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:25:54,298 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:25:54,299 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:25:54,299 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:25:54,300 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:25:54,301 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:25:54,302 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:25:54,302 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:25:54,303 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:25:54,305 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:25:54,306 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:25:54,308 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:25:54,309 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:25:54,310 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:25:54,312 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:25:54,312 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:25:54,312 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:25:54,313 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:25:54,314 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:25:54,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:25:54,315 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:25:54,316 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:25:54,316 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:25:54,317 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:25:54,317 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:25:54,317 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:25:54,318 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:25:54,319 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:25:54,319 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 09:25:54,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:25:54,333 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:25:54,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:25:54,334 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:25:54,334 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:25:54,334 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:25:54,335 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:25:54,335 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:25:54,335 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:25:54,335 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:25:54,335 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:25:54,336 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:25:54,336 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:25:54,336 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:25:54,336 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:25:54,336 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:25:54,336 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:25:54,336 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:25:54,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:25:54,337 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:25:54,337 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:25:54,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:25:54,337 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:25:54,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:25:54,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:25:54,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:25:54,338 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:25:54,338 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 09:25:54,338 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:25:54,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:25:54,339 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:25:54,339 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:25:54,339 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_0f34bd48-4d2f-453a-8022-cefbd0642058/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 [2018-11-18 09:25:54,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:25:54,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:25:54,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:25:54,385 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:25:54,385 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:25:54,386 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-18 09:25:54,429 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/7fc962d20/6f4d27f0fa0148158fb1c54f83c747a7/FLAG0eb952cb6 [2018-11-18 09:25:54,768 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:25:54,769 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-18 09:25:54,774 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/7fc962d20/6f4d27f0fa0148158fb1c54f83c747a7/FLAG0eb952cb6 [2018-11-18 09:25:54,785 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/data/7fc962d20/6f4d27f0fa0148158fb1c54f83c747a7 [2018-11-18 09:25:54,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:25:54,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:25:54,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:25:54,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:25:54,793 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:25:54,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:25:54" (1/1) ... [2018-11-18 09:25:54,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f8f505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:54, skipping insertion in model container [2018-11-18 09:25:54,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:25:54" (1/1) ... [2018-11-18 09:25:54,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:25:54,823 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:25:54,995 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:25:55,001 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:25:55,025 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:25:55,045 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:25:55,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55 WrapperNode [2018-11-18 09:25:55,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:25:55,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:25:55,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:25:55,047 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:25:55,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:25:55,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:25:55,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:25:55,081 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:25:55,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... [2018-11-18 09:25:55,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:25:55,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:25:55,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:25:55,115 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:25:55,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:25:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f34bd48-4d2f-453a-8022-cefbd0642058/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:25:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 09:25:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 09:25:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:25:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 09:25:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:25:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:25:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:25:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 09:26:05,461 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 09:27:11,157 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:27:11,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:27:11 BoogieIcfgContainer [2018-11-18 09:27:11,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:27:11,158 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:27:11,158 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:27:11,165 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:27:11,166 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:27:11" (1/1) ... [2018-11-18 09:27:11,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:27:11,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:27:11,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 09:27:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 09:27:11,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 09:27:11,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:27:11,231 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:27:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 09:27:21,798 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:505) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 09:27:21,800 INFO L168 Benchmark]: Toolchain (without parser) took 87011.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:27:21,802 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:27:21,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.78 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:27:21,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.23 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:27:21,804 INFO L168 Benchmark]: Boogie Preprocessor took 34.01 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:27:21,804 INFO L168 Benchmark]: RCFGBuilder took 76042.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:27:21,805 INFO L168 Benchmark]: CodeCheck took 10641.95 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:27:21,807 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:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.78 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.23 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.01 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 76042.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * CodeCheck took 10641.95 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...