./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/inv_Newton_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_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/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 66b71342bd068aaa5aa0847a6efcac54b98c09c9 ...................................................................................................................................................................................................................................................... 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_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/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 66b71342bd068aaa5aa0847a6efcac54b98c09c9 .................................................................................................................................................................................................................... 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 09:52:55,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:52:55,536 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:52:55,543 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:52:55,543 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:52:55,544 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:52:55,545 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:52:55,546 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:52:55,547 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:52:55,548 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:52:55,549 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:52:55,549 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:52:55,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:52:55,550 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:52:55,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:52:55,551 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:52:55,553 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:52:55,555 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:52:55,556 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:52:55,557 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:52:55,558 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:52:55,559 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:52:55,561 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:52:55,561 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:52:55,561 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:52:55,561 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:52:55,562 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:52:55,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:52:55,563 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:52:55,563 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:52:55,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:52:55,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:52:55,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:52:55,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:52:55,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:52:55,566 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:52:55,566 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:52:55,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:52:55,576 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:52:55,576 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:52:55,576 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:52:55,577 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:52:55,577 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:52:55,577 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:52:55,577 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:52:55,577 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:52:55,578 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:52:55,578 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:52:55,578 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:52:55,578 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:52:55,578 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:52:55,578 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:52:55,578 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:52:55,579 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:52:55,579 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:52:55,579 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:52:55,579 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:52:55,579 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:52:55,579 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:52:55,579 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:52:55,580 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:52:55,580 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:52:55,580 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:52:55,580 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:52:55,580 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:52:55,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:52:55,580 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_546a8557-3bf1-4bca-92dc-dc313fffd70b/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 -> 66b71342bd068aaa5aa0847a6efcac54b98c09c9 [2018-11-18 09:52:55,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:52:55,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:52:55,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:52:55,623 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:52:55,623 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:52:55,624 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-18 09:52:55,661 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/6faf1597b/73e0b4ac99b44c7cbf23a1c973331f9a/FLAGb8916a030 [2018-11-18 09:52:56,000 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:52:56,001 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-18 09:52:56,005 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/6faf1597b/73e0b4ac99b44c7cbf23a1c973331f9a/FLAGb8916a030 [2018-11-18 09:52:56,431 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/6faf1597b/73e0b4ac99b44c7cbf23a1c973331f9a [2018-11-18 09:52:56,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:52:56,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:52:56,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:52:56,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:52:56,441 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:52:56,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dbc74b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56, skipping insertion in model container [2018-11-18 09:52:56,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:52:56,463 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:52:56,583 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:52:56,585 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:52:56,598 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:52:56,612 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:52:56,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56 WrapperNode [2018-11-18 09:52:56,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:52:56,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:52:56,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:52:56,613 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:52:56,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:52:56,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:52:56,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:52:56,646 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:52:56,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... [2018-11-18 09:52:56,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:52:56,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:52:56,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:52:56,705 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:52:56,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/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 09:52:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 09:52:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:52:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 09:52:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:52:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:52:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:52:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:52:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:52:57,085 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:52:57,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:52:57 BoogieIcfgContainer [2018-11-18 09:52:57,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:52:57,086 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:52:57,086 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:52:57,093 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:52:57,093 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:52:57" (1/1) ... [2018-11-18 09:52:57,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:52:57,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:52:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 09:52:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 09:52:57,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 09:52:57,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:52:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:52:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:52:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:52:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-18 09:52:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-18 09:52:57,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 09:52:57,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:52:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:52:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:52:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:52:57,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2018-11-18 09:52:57,308 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2018-11-18 09:52:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:52:57,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:52:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:52:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:52:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:52:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:52:57,412 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-11-18 09:52:57,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:52:57 ImpRootNode [2018-11-18 09:52:57,436 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:52:57,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:52:57,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:52:57,437 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:52:57,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:52:57" (3/4) ... [2018-11-18 09:52:57,440 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:52:57,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:52:57,441 INFO L168 Benchmark]: Toolchain (without parser) took 1005.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -100.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:52:57,442 INFO L168 Benchmark]: CDTParser took 0.11 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 09:52:57,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 175.23 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 09:52:57,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.65 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 09:52:57,444 INFO L168 Benchmark]: Boogie Preprocessor took 58.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:52:57,445 INFO L168 Benchmark]: RCFGBuilder took 381.13 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:52:57,445 INFO L168 Benchmark]: CodeCheck took 350.40 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: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:52:57,446 INFO L168 Benchmark]: Witness Printer took 3.83 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. [2018-11-18 09:52:57,450 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, 13 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 12 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 71 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 18]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryArithmeticDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of to_real at line 33. Possible FailurePath: [L48] double a,r; [L50] a = __VERIFIER_nondet_double() [L53] CALL, EXPR inv(a) [L28] double xi, xsi, temp; [L29] signed int cond, exp; [L30] FCALL union double_int A_u, xi_u; [L31] FCALL A_u.d = A [L32] EXPR, FCALL A_u.i [L32] exp = (signed int) ((A_u.i & 0x7FF00000) >> 20) - 1023 [L33] FCALL xi_u.d = 1 [L34] FCALL xi_u.i = ((1023-exp) << 20) [L35] EXPR, FCALL xi_u.d [L35] xi = xi_u.d [L36] cond = 1 [L37] COND TRUE \read(cond) [L38] xsi = 2*xi-A*xi*xi [L39] temp = xsi-xi [L40] cond = ((temp > 1e-10) || (temp < -1e-10)) [L41] xi = xsi [L37] COND FALSE !(\read(cond)) [L43] return xi; [L43] return xi; [L43] RET return xi; [L53] EXPR inv(a) [L53] r = inv(a) [L55] CALL __VERIFIER_assert(r >= 0 && r <= 0.06) [L18] COND TRUE !(cond) [L18] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 175.23 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 32.65 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 58.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 381.13 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 350.40 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: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.83 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. 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 09:52:59,058 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:52:59,060 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:52:59,069 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:52:59,069 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:52:59,070 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:52:59,071 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:52:59,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:52:59,074 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:52:59,074 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:52:59,075 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:52:59,075 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:52:59,076 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:52:59,077 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:52:59,077 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:52:59,078 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:52:59,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:52:59,080 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:52:59,081 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:52:59,083 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:52:59,083 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:52:59,084 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:52:59,086 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:52:59,086 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:52:59,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:52:59,087 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:52:59,088 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:52:59,088 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:52:59,089 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:52:59,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:52:59,090 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:52:59,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:52:59,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:52:59,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:52:59,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:52:59,093 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:52:59,093 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 09:52:59,104 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:52:59,104 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:52:59,105 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:52:59,105 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:52:59,105 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:52:59,105 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:52:59,105 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:52:59,106 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:52:59,106 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:52:59,106 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:52:59,106 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:52:59,106 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:52:59,106 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:52:59,106 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:52:59,107 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:52:59,107 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:52:59,107 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:52:59,107 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:52:59,107 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:52:59,107 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:52:59,107 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:52:59,108 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:52:59,108 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:52:59,109 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:52:59,110 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:52:59,110 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:52:59,110 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:52:59,110 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 09:52:59,110 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:52:59,110 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:52:59,110 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:52:59,111 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:52:59,111 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/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 -> 66b71342bd068aaa5aa0847a6efcac54b98c09c9 [2018-11-18 09:52:59,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:52:59,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:52:59,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:52:59,155 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:52:59,155 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:52:59,156 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-18 09:52:59,192 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/03ee02ec4/1d53f30a2ba94e45946085573e016657/FLAGa01cb8f5b [2018-11-18 09:52:59,507 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:52:59,507 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c [2018-11-18 09:52:59,513 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/03ee02ec4/1d53f30a2ba94e45946085573e016657/FLAGa01cb8f5b [2018-11-18 09:52:59,530 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/bin-2019/ukojak/data/03ee02ec4/1d53f30a2ba94e45946085573e016657 [2018-11-18 09:52:59,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:52:59,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:52:59,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:52:59,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:52:59,538 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:52:59,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8eea4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59, skipping insertion in model container [2018-11-18 09:52:59,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:52:59,565 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:52:59,697 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:52:59,701 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:52:59,715 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:52:59,735 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:52:59,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59 WrapperNode [2018-11-18 09:52:59,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:52:59,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:52:59,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:52:59,736 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:52:59,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:52:59,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:52:59,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:52:59,765 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:52:59,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... [2018-11-18 09:52:59,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:52:59,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:52:59,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:52:59,791 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:52:59,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:52:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_546a8557-3bf1-4bca-92dc-dc313fffd70b/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 09:52:59,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 09:52:59,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 09:52:59,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:52:59,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 09:52:59,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:52:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:52:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:52:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 09:53:00,018 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 09:53:01,858 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:53:01,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:53:01 BoogieIcfgContainer [2018-11-18 09:53:01,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:53:01,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:53:01,859 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:53:01,867 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:53:01,867 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:53:01" (1/1) ... [2018-11-18 09:53:01,876 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:53:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 09:53:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 09:53:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 09:53:01,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:53:01,948 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:53:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:01,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:53:01,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:53:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-18 09:53:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-18 09:53:01,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 09:53:01,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:53:01,998 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:53:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:02,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:02,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:53:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:53:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-11-18 09:53:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-11-18 09:53:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:53:43,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:53:43,401 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:53:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 09:53:53,774 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 09:53:53,777 INFO L168 Benchmark]: Toolchain (without parser) took 54243.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -86.9 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:53,779 INFO L168 Benchmark]: CDTParser took 0.16 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 09:53:53,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.43 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:53,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.18 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:53:53,780 INFO L168 Benchmark]: Boogie Preprocessor took 25.44 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:53:53,780 INFO L168 Benchmark]: RCFGBuilder took 2068.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -117.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:53,781 INFO L168 Benchmark]: CodeCheck took 51917.30 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: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:53,784 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 0.16 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 200.43 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 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 29.18 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.44 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2068.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -117.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * CodeCheck took 51917.30 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: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...