./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.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_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/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 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e ....................................................................................................................................................................................................................................................... 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_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/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 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e ........................................................................................................................................................................................................................................ 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 16:34:49,625 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:34:49,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:34:49,631 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:34:49,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:34:49,632 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:34:49,633 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:34:49,634 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:34:49,636 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:34:49,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:34:49,637 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:34:49,637 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:34:49,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:34:49,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:34:49,639 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:34:49,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:34:49,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:34:49,641 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:34:49,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:34:49,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:34:49,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:34:49,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:34:49,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:34:49,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:34:49,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:34:49,647 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:34:49,648 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:34:49,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:34:49,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:34:49,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:34:49,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:34:49,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:34:49,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:34:49,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:34:49,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:34:49,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:34:49,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:34:49,659 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:34:49,660 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:34:49,660 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:34:49,660 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:34:49,661 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:34:49,661 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:34:49,661 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:34:49,661 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:34:49,662 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:34:49,663 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:34:49,663 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:34:49,663 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:34:49,663 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:34:49,663 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:34:49,663 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:34:49,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:34:49,664 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:34:49,664 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:34:49,664 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:34:49,664 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:34:49,664 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:34:49,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:34:49,664 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_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/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 -> 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e [2018-11-18 16:34:49,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:34:49,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:34:49,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:34:49,704 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:34:49,704 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:34:49,704 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-18 16:34:49,747 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/6ad8bd60e/69b53aa3ab2d417fbf872ea8b8de77dd/FLAG656bcc76b [2018-11-18 16:34:50,147 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:34:50,147 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-18 16:34:50,152 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/6ad8bd60e/69b53aa3ab2d417fbf872ea8b8de77dd/FLAG656bcc76b [2018-11-18 16:34:50,163 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/6ad8bd60e/69b53aa3ab2d417fbf872ea8b8de77dd [2018-11-18 16:34:50,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:34:50,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:34:50,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:34:50,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:34:50,169 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:34:50,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5afaf845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50, skipping insertion in model container [2018-11-18 16:34:50,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:34:50,193 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:34:50,312 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:34:50,316 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:34:50,332 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:34:50,341 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:34:50,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50 WrapperNode [2018-11-18 16:34:50,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:34:50,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:34:50,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:34:50,342 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:34:50,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:34:50,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:34:50,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:34:50,364 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:34:50,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:34:50,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:34:50,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:34:50,411 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:34:50,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/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 16:34:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:34:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:34:50,621 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:34:50,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:34:50 BoogieIcfgContainer [2018-11-18 16:34:50,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:34:50,622 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:34:50,622 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:34:50,631 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:34:50,632 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:34:50" (1/1) ... [2018-11-18 16:34:50,641 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:34:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:34:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-11-18 16:34:50,676 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-11-18 16:34:50,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:34:50,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:34:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:34:50,797 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 16:34:50,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:34:50,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-11-18 16:34:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-11-18 16:34:50,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:34:50,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:34:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:34:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:34:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:34:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:34:50,911 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 16:34:50,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:34:50 ImpRootNode [2018-11-18 16:34:50,935 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:34:50,935 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:34:50,935 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:34:50,936 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:34:50,936 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:34:50" (3/4) ... [2018-11-18 16:34:50,939 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 16:34:50,939 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:34:50,940 INFO L168 Benchmark]: Toolchain (without parser) took 774.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 961.9 MB in the beginning and 1.1 GB in the end (delta: -124.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:34:50,941 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-18 16:34:50,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 175.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 945.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:34:50,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.07 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. [2018-11-18 16:34:50,942 INFO L168 Benchmark]: Boogie Preprocessor took 47.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:34:50,943 INFO L168 Benchmark]: RCFGBuilder took 210.65 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:34:50,944 INFO L168 Benchmark]: CodeCheck took 312.82 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: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:34:50,944 INFO L168 Benchmark]: Witness Printer took 4.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:34:50,947 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, 33 locations, 2 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 4 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, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 135 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: 53]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 36, overapproximation of someBinaryArithmeticDOUBLEoperation at line 168. Possible FailurePath: [L1] int __return_main; [L8] int __tmp_129_0; [L9] int __tmp_129_1; [L10] int __tmp_129_2; [L11] int __return_134; [L14] double main__E0; [L15] double main__E1; [L16] double main__S; [L17] int main__i; [L18] main__E1 = 0 [L19] main__S = 0 [L20] main__i = 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L21] COND TRUE main__i <= 1000000 [L23] main__E0 = __VERIFIER_nondet_double() [L24] int main____CPAchecker_TMP_0; VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L25] COND TRUE main__E0 >= -1.0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L27] COND TRUE main__E0 <= 1.0 [L29] main____CPAchecker_TMP_0 = 1 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L30] COND TRUE main____CPAchecker_TMP_0 != 0 [L32] int main____CPAchecker_TMP_1; [L33] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L34] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L36] main__S = 0 [L38] main__E1 = main__E0 [L39] int main____CPAchecker_TMP_2; VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L40] COND FALSE !(main__S >= -10000.0) VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L157] main____CPAchecker_TMP_2 = 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L47] int __tmp_1; [L48] __tmp_1 = main____CPAchecker_TMP_2 [L49] int __VERIFIER_assert__cond; [L50] __VERIFIER_assert__cond = __tmp_1 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L51] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L53] __VERIFIER_error() VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 175.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 945.8 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 21.07 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. * Boogie Preprocessor took 47.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 210.65 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 312.82 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: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 16:34:52,338 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:34:52,340 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:34:52,347 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:34:52,348 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:34:52,348 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:34:52,349 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:34:52,350 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:34:52,351 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:34:52,351 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:34:52,351 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:34:52,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:34:52,352 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:34:52,353 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:34:52,353 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:34:52,354 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:34:52,354 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:34:52,355 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:34:52,356 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:34:52,357 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:34:52,358 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:34:52,359 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:34:52,361 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:34:52,361 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:34:52,361 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:34:52,361 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:34:52,362 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:34:52,362 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:34:52,363 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:34:52,363 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:34:52,363 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:34:52,364 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:34:52,364 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:34:52,364 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:34:52,365 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:34:52,365 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:34:52,365 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 16:34:52,375 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:34:52,375 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:34:52,376 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:34:52,376 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:34:52,376 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:34:52,376 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:34:52,377 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:34:52,377 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:34:52,377 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:34:52,377 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:34:52,377 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:34:52,377 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:34:52,378 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:34:52,378 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:34:52,378 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:34:52,378 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:34:52,378 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:34:52,378 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:34:52,378 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:34:52,378 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:34:52,379 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:34:52,379 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:34:52,379 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:34:52,379 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:34:52,379 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:34:52,379 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:34:52,379 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:34:52,380 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 16:34:52,380 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:34:52,380 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:34:52,380 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:34:52,380 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:34:52,380 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_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/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 -> 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e [2018-11-18 16:34:52,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:34:52,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:34:52,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:34:52,422 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:34:52,422 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:34:52,423 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-18 16:34:52,467 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/57d422823/ea8969b779884e789b6e66a0501534de/FLAG818697a96 [2018-11-18 16:34:52,783 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:34:52,783 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-18 16:34:52,787 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/57d422823/ea8969b779884e789b6e66a0501534de/FLAG818697a96 [2018-11-18 16:34:52,797 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/bin-2019/ukojak/data/57d422823/ea8969b779884e789b6e66a0501534de [2018-11-18 16:34:52,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:34:52,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:34:52,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:34:52,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:34:52,803 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:34:52,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:34:52" (1/1) ... [2018-11-18 16:34:52,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55e52cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:52, skipping insertion in model container [2018-11-18 16:34:52,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:34:52" (1/1) ... [2018-11-18 16:34:52,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:34:52,833 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:34:52,971 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:34:52,976 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:34:52,995 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:34:53,004 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:34:53,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53 WrapperNode [2018-11-18 16:34:53,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:34:53,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:34:53,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:34:53,005 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:34:53,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:34:53,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:34:53,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:34:53,029 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:34:53,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... [2018-11-18 16:34:53,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:34:53,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:34:53,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:34:53,048 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:34:53,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:34:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_729ff37f-c3bf-40c2-83e9-fc344bed5b4f/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 16:34:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:34:53,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:35:14,591 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:35:14,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:35:14 BoogieIcfgContainer [2018-11-18 16:35:14,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:35:14,592 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:35:14,592 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:35:14,601 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:35:14,601 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:35:14" (1/1) ... [2018-11-18 16:35:14,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:35:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:35:14,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-11-18 16:35:14,636 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-11-18 16:35:14,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:35:14,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:35:14,670 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:35:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:35:14,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:35:14,737 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 16:35:14,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:35:14,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2018-11-18 16:35:14,769 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2018-11-18 16:35:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:35:14,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:35:14,773 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:35:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:35:15,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:35:15,708 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 16:35:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:35:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-11-18 16:35:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-11-18 16:35:28,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 16:35:28,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:35:28,211 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:35:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:35:28,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:35:28,588 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 16:35:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:35:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-11-18 16:35:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-11-18 16:35:28,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 16:35:28,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:35:28,641 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:35:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:35:28,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:35:28,693 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 16:35:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:35:30,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2018-11-18 16:35:30,325 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2018-11-18 16:35:30,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 16:35:30,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:35:30,326 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:35:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:35:30,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:35:30,414 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 16:35:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:35:30,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2018-11-18 16:35:30,502 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-11-18 16:35:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 16:35:30,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:35:30,503 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:35:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 16:35:40,706 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 16:35:40,709 INFO L168 Benchmark]: Toolchain (without parser) took 47909.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 948.6 MB in the beginning and 991.1 MB in the end (delta: -42.5 MB). Peak memory consumption was 80.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:35:40,710 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. [2018-11-18 16:35:40,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.38 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 932.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:35:40,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.70 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:35:40,711 INFO L168 Benchmark]: Boogie Preprocessor took 18.71 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:35:40,712 INFO L168 Benchmark]: RCFGBuilder took 21543.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:35:40,712 INFO L168 Benchmark]: CodeCheck took 26116.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.1 MB in the end (delta: 91.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:35:40,715 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 0.17 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 204.38 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 932.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.70 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.71 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 21543.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * CodeCheck took 26116.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.1 MB in the end (delta: 91.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...