./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+nlh-reducer.c --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_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/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 6be95ce5dac6bce8b7e683ffdebefa6f044a3b94 ........................................................................................................................................................................................................................................................ 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_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/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 6be95ce5dac6bce8b7e683ffdebefa6f044a3b94 ....................................................................................................................................................................................................................................... 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 08:53:58,731 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:53:58,732 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:53:58,739 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:53:58,739 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:53:58,739 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:53:58,740 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:53:58,741 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:53:58,742 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:53:58,743 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:53:58,744 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:53:58,744 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:53:58,744 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:53:58,745 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:53:58,746 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:53:58,746 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:53:58,747 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:53:58,748 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:53:58,749 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:53:58,750 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:53:58,751 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:53:58,752 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:53:58,753 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:53:58,753 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:53:58,754 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:53:58,754 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:53:58,755 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:53:58,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:53:58,756 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:53:58,757 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:53:58,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:53:58,757 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:53:58,757 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:53:58,757 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:53:58,758 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:53:58,759 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:53:58,759 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 08:53:58,768 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:53:58,768 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:53:58,769 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:53:58,769 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:53:58,769 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:53:58,769 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:53:58,770 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:53:58,770 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:53:58,770 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:53:58,770 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:53:58,770 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:53:58,770 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:53:58,770 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:53:58,770 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:53:58,771 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:53:58,771 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:53:58,771 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:53:58,771 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:53:58,771 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:53:58,771 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:53:58,771 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:53:58,771 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:53:58,772 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:53:58,772 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:53:58,772 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:53:58,772 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 08:53:58,772 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:53:58,772 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:53:58,772 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_e9046fc1-e294-4961-950a-09e3481ad093/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 -> 6be95ce5dac6bce8b7e683ffdebefa6f044a3b94 [2018-11-10 08:53:58,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:53:58,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:53:58,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:53:58,808 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:53:58,808 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:53:58,808 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+nlh-reducer.c [2018-11-10 08:53:58,844 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/45c48d2d3/d5dbaf1cbf0f4dd7be71fba74af37de0/FLAGd82555f70 [2018-11-10 08:53:59,252 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:53:59,253 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+nlh-reducer.c [2018-11-10 08:53:59,257 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/45c48d2d3/d5dbaf1cbf0f4dd7be71fba74af37de0/FLAGd82555f70 [2018-11-10 08:53:59,265 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/45c48d2d3/d5dbaf1cbf0f4dd7be71fba74af37de0 [2018-11-10 08:53:59,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:53:59,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:53:59,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:53:59,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:53:59,272 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:53:59,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d89bcad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59, skipping insertion in model container [2018-11-10 08:53:59,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:53:59,296 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:53:59,396 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:53:59,399 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:53:59,414 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:53:59,422 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:53:59,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59 WrapperNode [2018-11-10 08:53:59,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:53:59,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:53:59,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:53:59,423 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:53:59,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:53:59,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:53:59,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:53:59,443 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:53:59,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:53:59,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:53:59,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:53:59,456 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:53:59,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:53:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/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 08:53:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:53:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:53:59,701 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:53:59,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:53:59 BoogieIcfgContainer [2018-11-10 08:53:59,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:53:59,702 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:53:59,702 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:53:59,710 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:53:59,710 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:53:59" (1/1) ... [2018-11-10 08:53:59,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:53:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:53:59,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2018-11-10 08:53:59,751 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2018-11-10 08:53:59,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:53:59,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:53:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:53:59,862 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 08:53:59,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:53:59,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2018-11-10 08:53:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2018-11-10 08:53:59,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:53:59,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:53:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:53:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:53:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:53:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:53:59,978 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 08:54:00,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:54:00 ImpRootNode [2018-11-10 08:54:00,004 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:54:00,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:54:00,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:54:00,004 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:54:00,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:53:59" (3/4) ... [2018-11-10 08:54:00,008 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 08:54:00,008 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:54:00,009 INFO L168 Benchmark]: Toolchain (without parser) took 740.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -129.7 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:00,010 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:54:00,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.14 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:00,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.22 ms. Allocated memory is still 1.0 GB. Free memory was 948.2 MB in the beginning and 945.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:00,011 INFO L168 Benchmark]: Boogie Preprocessor took 12.38 ms. Allocated memory is still 1.0 GB. Free memory is still 945.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:54:00,012 INFO L168 Benchmark]: RCFGBuilder took 246.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:00,012 INFO L168 Benchmark]: CodeCheck took 301.56 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:00,013 INFO L168 Benchmark]: Witness Printer took 3.94 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 08:54:00,016 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, 34 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: 54]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of to_real at line 37, overapproximation of someBinaryArithmeticDOUBLEoperation at line 172. Possible FailurePath: [L1] int __return_main; [L8] int __tmp_129_0; [L9] int __tmp_129_1; [L10] int __tmp_129_2; [L11] int __tmp_112_0; [L12] int __return_134; [L15] double main__E0; [L16] double main__E1; [L17] double main__S; [L18] int main__i; [L19] main__E1 = 0 [L20] main__S = 0 [L21] main__i = 0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L22] COND TRUE main__i <= 1000000 [L24] main__E0 = __VERIFIER_nondet_double() [L25] int main____CPAchecker_TMP_0; VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L26] COND TRUE main__E0 >= -1.0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L28] COND TRUE main__E0 <= 1.0 [L30] main____CPAchecker_TMP_0 = 1 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L31] COND TRUE main____CPAchecker_TMP_0 != 0 [L33] int main____CPAchecker_TMP_1; [L34] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L35] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L37] main__S = 0 [L39] main__E1 = main__E0 [L40] int main____CPAchecker_TMP_2; VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L41] COND FALSE !(main__S >= -10000.0) VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L161] main____CPAchecker_TMP_2 = 0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L48] int __tmp_1; [L49] __tmp_1 = main____CPAchecker_TMP_2 [L50] int __VERIFIER_assert__cond; [L51] __VERIFIER_assert__cond = __tmp_1 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L52] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L54] __VERIFIER_error() VAL [__return_134=0, __return_main=0, __tmp_112_0=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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 153.14 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.22 ms. Allocated memory is still 1.0 GB. Free memory was 948.2 MB in the beginning and 945.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.38 ms. Allocated memory is still 1.0 GB. Free memory is still 945.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 246.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * CodeCheck took 301.56 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.94 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 08:54:01,408 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:54:01,409 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:54:01,416 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:54:01,416 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:54:01,417 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:54:01,418 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:54:01,419 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:54:01,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:54:01,420 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:54:01,421 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:54:01,421 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:54:01,422 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:54:01,422 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:54:01,423 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:54:01,424 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:54:01,424 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:54:01,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:54:01,427 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:54:01,428 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:54:01,429 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:54:01,429 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:54:01,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:54:01,431 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:54:01,431 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:54:01,432 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:54:01,433 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:54:01,433 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:54:01,434 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:54:01,435 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:54:01,435 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:54:01,435 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:54:01,435 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:54:01,435 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:54:01,436 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:54:01,437 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:54:01,437 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 08:54:01,447 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:54:01,447 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:54:01,448 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:54:01,448 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:54:01,449 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:54:01,449 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:54:01,449 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:54:01,449 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:54:01,449 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:54:01,449 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:54:01,449 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:54:01,450 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:54:01,450 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:54:01,450 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:54:01,450 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:54:01,450 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:54:01,450 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:54:01,450 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:54:01,451 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:54:01,451 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:54:01,451 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:54:01,451 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:54:01,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:54:01,451 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:54:01,451 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:54:01,452 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:54:01,452 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 08:54:01,452 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:54:01,452 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:54:01,452 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:54:01,452 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:54:01,452 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_e9046fc1-e294-4961-950a-09e3481ad093/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 -> 6be95ce5dac6bce8b7e683ffdebefa6f044a3b94 [2018-11-10 08:54:01,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:54:01,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:54:01,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:54:01,490 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:54:01,491 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:54:01,491 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+nlh-reducer.c [2018-11-10 08:54:01,525 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/cafcaac60/df14c587c5264a8faa2e66b1da4fb8b2/FLAG7083e62c7 [2018-11-10 08:54:01,924 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:54:01,925 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+nlh-reducer.c [2018-11-10 08:54:01,930 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/cafcaac60/df14c587c5264a8faa2e66b1da4fb8b2/FLAG7083e62c7 [2018-11-10 08:54:01,939 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/bin-2019/ukojak/data/cafcaac60/df14c587c5264a8faa2e66b1da4fb8b2 [2018-11-10 08:54:01,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:54:01,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:54:01,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:54:01,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:54:01,944 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:54:01,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:54:01" (1/1) ... [2018-11-10 08:54:01,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2debd098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:01, skipping insertion in model container [2018-11-10 08:54:01,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:54:01" (1/1) ... [2018-11-10 08:54:01,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:54:01,969 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:54:02,085 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:54:02,090 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:54:02,111 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:54:02,123 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:54:02,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02 WrapperNode [2018-11-10 08:54:02,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:54:02,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:54:02,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:54:02,125 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:54:02,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:54:02,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:54:02,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:54:02,154 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:54:02,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... [2018-11-10 08:54:02,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:54:02,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:54:02,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:54:02,171 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:54:02,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:54:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9046fc1-e294-4961-950a-09e3481ad093/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 08:54:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:54:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:54:10,493 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:54:10,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:54:10 BoogieIcfgContainer [2018-11-10 08:54:10,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:54:10,494 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:54:10,494 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:54:10,502 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:54:10,502 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:54:10" (1/1) ... [2018-11-10 08:54:10,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:54:10,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:54:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2018-11-10 08:54:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2018-11-10 08:54:10,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:54:10,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:54:10,566 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:54:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:54:10,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:54:10,633 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 08:54:10,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:54:10,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-11-10 08:54:10,673 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-11-10 08:54:10,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:54:10,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:54:10,675 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:54:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:54:11,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:54:12,194 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 08:54:20,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:54:20,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2018-11-10 08:54:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2018-11-10 08:54:20,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 08:54:20,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:54:20,379 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:54:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:54:20,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:54:21,048 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 08:54:31,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:54:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-11-10 08:54:31,625 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-11-10 08:54:31,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 08:54:31,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:54:31,626 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:54:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:54:31,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:54:31,696 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 08:54:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:54:31,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2018-11-10 08:54:31,766 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2018-11-10 08:54:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 08:54:31,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:54:31,768 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:54:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:54:31,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:54:31,900 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 08:54:32,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:54:32,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2018-11-10 08:54:32,035 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-11-10 08:54:32,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 08:54:32,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:54:32,036 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:54:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 08:54:42,289 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 08:54:42,291 INFO L168 Benchmark]: Toolchain (without parser) took 40350.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 949.7 MB in the beginning and 982.9 MB in the end (delta: -33.2 MB). Peak memory consumption was 100.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:42,292 INFO L168 Benchmark]: CDTParser took 0.11 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 08:54:42,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 182.11 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:42,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.10 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:54:42,293 INFO L168 Benchmark]: Boogie Preprocessor took 16.91 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:54:42,293 INFO L168 Benchmark]: RCFGBuilder took 8322.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:42,294 INFO L168 Benchmark]: CodeCheck took 31796.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.9 MB in the end (delta: 118.8 MB). Peak memory consumption was 118.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:54:42,296 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 0.11 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 182.11 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.10 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.91 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 8322.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * CodeCheck took 31796.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.9 MB in the end (delta: 118.8 MB). Peak memory consumption was 118.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...