./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loop-floats-scientific-comp/loop3_true-unreach-call.c.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop3_true-unreach-call.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/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 0fd0e678ea36c7b474907750a18ff4e57877f684 ...................................................................................................................................................................................................................................... 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_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop3_true-unreach-call.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/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 0fd0e678ea36c7b474907750a18ff4e57877f684 ................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:53:44,385 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:53:44,387 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:53:44,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:53:44,395 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:53:44,395 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:53:44,396 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:53:44,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:53:44,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:53:44,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:53:44,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:53:44,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:53:44,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:53:44,402 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:53:44,403 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:53:44,404 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:53:44,405 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:53:44,406 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:53:44,407 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:53:44,408 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:53:44,409 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:53:44,410 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:53:44,412 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:53:44,412 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:53:44,412 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:53:44,413 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:53:44,414 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:53:44,415 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:53:44,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:53:44,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:53:44,416 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:53:44,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:53:44,417 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:53:44,417 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:53:44,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:53:44,418 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:53:44,419 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:53:44,428 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:53:44,428 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:53:44,429 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:53:44,429 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:53:44,429 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:53:44,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:53:44,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:53:44,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:53:44,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:53:44,430 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:53:44,430 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:53:44,430 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:53:44,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:53:44,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:53:44,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:53:44,431 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:53:44,431 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:53:44,431 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:53:44,432 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:53:44,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:53:44,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:53:44,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:53:44,432 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:53:44,432 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:53:44,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:53:44,433 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:53:44,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:53:44,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:53:44,433 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_3e2acc0a-608d-4813-9d2d-105776b39dc7/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 -> 0fd0e678ea36c7b474907750a18ff4e57877f684 [2018-11-10 12:53:44,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:53:44,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:53:44,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:53:44,472 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:53:44,472 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:53:44,473 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/../../sv-benchmarks/c/loop-floats-scientific-comp/loop3_true-unreach-call.c.i [2018-11-10 12:53:44,522 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/8e189cab9/5d91553c1d65486184c288d92be6174c/FLAG27d71148a [2018-11-10 12:53:44,868 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:53:44,869 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/sv-benchmarks/c/loop-floats-scientific-comp/loop3_true-unreach-call.c.i [2018-11-10 12:53:44,873 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/8e189cab9/5d91553c1d65486184c288d92be6174c/FLAG27d71148a [2018-11-10 12:53:44,883 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/8e189cab9/5d91553c1d65486184c288d92be6174c [2018-11-10 12:53:44,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:53:44,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:53:44,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:53:44,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:53:44,891 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:53:44,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:53:44" (1/1) ... [2018-11-10 12:53:44,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f638c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:44, skipping insertion in model container [2018-11-10 12:53:44,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:53:44" (1/1) ... [2018-11-10 12:53:44,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:53:44,921 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:53:45,032 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:53:45,035 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:53:45,049 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:53:45,059 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:53:45,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45 WrapperNode [2018-11-10 12:53:45,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:53:45,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:53:45,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:53:45,061 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:53:45,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:53:45,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:53:45,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:53:45,086 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:53:45,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:53:45,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:53:45,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:53:45,103 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:53:45,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:53:45,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:53:45,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:53:45,341 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:53:45,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:53:45 BoogieIcfgContainer [2018-11-10 12:53:45,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:53:45,342 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:53:45,342 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:53:45,349 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:53:45,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:53:45" (1/1) ... [2018-11-10 12:53:45,359 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:53:45,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:53:45,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-11-10 12:53:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-11-10 12:53:45,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 12:53:45,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:53:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:53:45,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:53:45,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:53:45,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-11-10 12:53:45,476 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2018-11-10 12:53:45,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 12:53:45,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:53:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:53:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:53:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:53:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:53:45,570 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 12:53:45,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:53:45 ImpRootNode [2018-11-10 12:53:45,590 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:53:45,590 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:53:45,590 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:53:45,590 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:53:45,591 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:53:45" (3/4) ... [2018-11-10 12:53:45,594 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:53:45,594 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:53:45,595 INFO L168 Benchmark]: Toolchain (without parser) took 708.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 961.9 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. [2018-11-10 12:53:45,596 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:53:45,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.70 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:53:45,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.82 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:53:45,599 INFO L168 Benchmark]: Boogie Preprocessor took 16.58 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:53:45,599 INFO L168 Benchmark]: RCFGBuilder took 239.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:53:45,600 INFO L168 Benchmark]: CodeCheck took 247.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:53:45,601 INFO L168 Benchmark]: Witness Printer took 4.36 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. [2018-11-10 12:53:45,605 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, 15 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 32 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, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 41, overapproximation of to_real at line 12, overapproximation of someBinaryArithmeticFLOAToperation at line 24. Possible FailurePath: [L5] float pi = 3.14159 ; [L11] float x = __VERIFIER_nondet_float() ; [L12] float octant1 = 0 ; [L13] float octant2 = pi/8 ; [L15] float oddExp = x ; [L16] float evenExp = 1.0 ; [L17] float term = x ; [L18] unsigned int count = 2 ; [L19] int multFactor = 0 ; [L20] int temp ; VAL [pi=314159/100000] [L22] COND TRUE 1 [L24] term = term * (x/count) [L25] COND FALSE, EXPR !((count>>1 % 2 == 0) ? 1 : -1) [L25] multFactor = (count>>1 % 2 == 0) ? 1 : -1 [L27] evenExp = evenExp + multFactor*term [L29] count++ [L31] term = term * (x/count) [L33] oddExp = oddExp + multFactor*term [L35] count++ [L37] temp = __VERIFIER_nondet_int() [L38] COND TRUE temp == 0 VAL [pi=314159/100000] [L41] CALL __VERIFIER_assert( evenExp >= oddExp ) [L3] COND TRUE !(cond) VAL [pi=314159/100000] [L3] __VERIFIER_error() VAL [pi=314159/100000] * 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 172.70 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.82 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.58 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 239.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * CodeCheck took 247.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.36 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 0.1.23-1dbac8b [2018-11-10 12:53:47,153 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:53:47,155 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:53:47,164 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:53:47,164 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:53:47,165 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:53:47,165 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:53:47,167 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:53:47,168 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:53:47,168 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:53:47,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:53:47,169 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:53:47,170 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:53:47,170 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:53:47,171 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:53:47,172 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:53:47,172 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:53:47,174 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:53:47,175 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:53:47,176 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:53:47,177 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:53:47,178 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:53:47,179 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:53:47,180 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:53:47,180 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:53:47,180 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:53:47,181 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:53:47,182 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:53:47,182 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:53:47,183 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:53:47,183 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:53:47,184 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:53:47,184 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:53:47,184 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:53:47,185 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:53:47,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:53:47,186 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:53:47,196 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:53:47,196 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:53:47,197 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:53:47,197 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:53:47,198 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:53:47,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:53:47,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:53:47,198 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:53:47,198 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:53:47,199 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:53:47,199 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:53:47,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:53:47,199 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:53:47,199 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:53:47,199 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:53:47,199 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:53:47,200 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:53:47,200 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:53:47,200 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:53:47,200 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:53:47,200 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:53:47,200 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:53:47,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:53:47,201 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:53:47,201 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:53:47,201 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:53:47,201 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:53:47,201 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:53:47,201 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:53:47,201 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:53:47,202 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:53:47,202 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_3e2acc0a-608d-4813-9d2d-105776b39dc7/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 -> 0fd0e678ea36c7b474907750a18ff4e57877f684 [2018-11-10 12:53:47,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:53:47,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:53:47,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:53:47,248 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:53:47,248 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:53:47,249 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/../../sv-benchmarks/c/loop-floats-scientific-comp/loop3_true-unreach-call.c.i [2018-11-10 12:53:47,293 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/ae6586909/7f8b2690a3704dbb936dd819814647c5/FLAGe71d77808 [2018-11-10 12:53:47,630 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:53:47,631 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/sv-benchmarks/c/loop-floats-scientific-comp/loop3_true-unreach-call.c.i [2018-11-10 12:53:47,634 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/ae6586909/7f8b2690a3704dbb936dd819814647c5/FLAGe71d77808 [2018-11-10 12:53:47,643 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/data/ae6586909/7f8b2690a3704dbb936dd819814647c5 [2018-11-10 12:53:47,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:53:47,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:53:47,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:53:47,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:53:47,650 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:53:47,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2d7dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47, skipping insertion in model container [2018-11-10 12:53:47,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:53:47,679 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:53:47,825 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:53:47,829 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:53:47,845 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:53:47,855 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:53:47,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47 WrapperNode [2018-11-10 12:53:47,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:53:47,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:53:47,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:53:47,856 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:53:47,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:53:47,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:53:47,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:53:47,880 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:53:47,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... [2018-11-10 12:53:47,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:53:47,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:53:47,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:53:47,899 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:53:47,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:53:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e2acc0a-608d-4813-9d2d-105776b39dc7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:53:47,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:53:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:54:25,054 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:54:25,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:54:25 BoogieIcfgContainer [2018-11-10 12:54:25,055 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:54:25,055 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:54:25,055 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:54:25,064 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:54:25,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:54:25" (1/1) ... [2018-11-10 12:54:25,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:54:25,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:54:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-11-10 12:54:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-11-10 12:54:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 12:54:25,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:54:25,144 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:54:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:54:25,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:54:25,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:54:25,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:54:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-11-10 12:54:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2018-11-10 12:54:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 12:54:25,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:54:25,184 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:54:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 12:54:35,798 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:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:54:35,801 INFO L168 Benchmark]: Toolchain (without parser) took 48155.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:35,803 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:54:35,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:35,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.63 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:35,805 INFO L168 Benchmark]: Boogie Preprocessor took 18.50 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:54:35,805 INFO L168 Benchmark]: RCFGBuilder took 37156.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:35,806 INFO L168 Benchmark]: CodeCheck took 10744.75 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: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:35,809 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 208.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.63 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.50 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 37156.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * CodeCheck took 10744.75 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: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...