./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/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 fb0b06f0fabe52e4995034e0b478ee6377b6d993 ....................................................................................................................................................................................................................................................... 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_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/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 fb0b06f0fabe52e4995034e0b478ee6377b6d993 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:52:15,302 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:52:15,303 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:52:15,309 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:52:15,310 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:52:15,310 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:52:15,311 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:52:15,312 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:52:15,313 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:52:15,314 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:52:15,314 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:52:15,314 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:52:15,315 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:52:15,316 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:52:15,316 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:52:15,317 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:52:15,318 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:52:15,319 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:52:15,320 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:52:15,321 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:52:15,322 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:52:15,322 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:52:15,324 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:52:15,324 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:52:15,324 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:52:15,325 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:52:15,325 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:52:15,326 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:52:15,326 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:52:15,327 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:52:15,327 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:52:15,328 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:52:15,328 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:52:15,328 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:52:15,329 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:52:15,329 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:52:15,329 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:52:15,339 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:52:15,339 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:52:15,339 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:52:15,339 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:52:15,340 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:52:15,340 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:52:15,340 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:52:15,340 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:52:15,341 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:52:15,342 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:52:15,342 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:52:15,342 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:52:15,342 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:52:15,342 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:52:15,342 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:52:15,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:52:15,342 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:52:15,343 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:52:15,343 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:52:15,343 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:52:15,343 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:52:15,343 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:52:15,343 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_2046362c-abef-4bdf-b98d-cb516db00085/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 -> fb0b06f0fabe52e4995034e0b478ee6377b6d993 [2018-11-18 15:52:15,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:52:15,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:52:15,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:52:15,379 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:52:15,379 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:52:15,380 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-11-18 15:52:15,415 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/9c6b1ddf6/b75481de74164d4bbd52db0ba769b20e/FLAG9e726e2be [2018-11-18 15:52:15,816 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:52:15,817 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-11-18 15:52:15,822 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/9c6b1ddf6/b75481de74164d4bbd52db0ba769b20e/FLAG9e726e2be [2018-11-18 15:52:15,831 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/9c6b1ddf6/b75481de74164d4bbd52db0ba769b20e [2018-11-18 15:52:15,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:52:15,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:52:15,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:52:15,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:52:15,838 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:52:15,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:52:15" (1/1) ... [2018-11-18 15:52:15,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@208aaab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:15, skipping insertion in model container [2018-11-18 15:52:15,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:52:15" (1/1) ... [2018-11-18 15:52:15,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:52:15,862 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:52:15,997 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:52:16,000 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:52:16,026 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:52:16,075 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:52:16,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16 WrapperNode [2018-11-18 15:52:16,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:52:16,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:52:16,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:52:16,076 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:52:16,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:52:16,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:52:16,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:52:16,115 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:52:16,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:52:16,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:52:16,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:52:16,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:52:16,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/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 15:52:16,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:52:16,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:52:16,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:52:16,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:52:16,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:52:16,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:52:16,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:52:16,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:52:16,679 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:52:16,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:52:16 BoogieIcfgContainer [2018-11-18 15:52:16,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:52:16,680 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:52:16,680 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:52:16,687 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:52:16,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:52:16" (1/1) ... [2018-11-18 15:52:16,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:52:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:16,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2018-11-18 15:52:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2018-11-18 15:52:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 15:52:16,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:16,789 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 15:52:16,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-11-18 15:52:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-11-18 15:52:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 15:52:16,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:52:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:52:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:52:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:52:16,869 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 15:52:16,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:52:16 ImpRootNode [2018-11-18 15:52:16,893 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:52:16,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:52:16,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:52:16,894 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:52:16,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:52:16" (3/4) ... [2018-11-18 15:52:16,898 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:52:16,898 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:52:16,898 INFO L168 Benchmark]: Toolchain (without parser) took 1065.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -89.2 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:52:16,899 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:52:16,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:52:16,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.67 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:52:16,901 INFO L168 Benchmark]: Boogie Preprocessor took 24.44 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 15:52:16,901 INFO L168 Benchmark]: RCFGBuilder took 540.34 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: 62.6 MB). Peak memory consumption was 62.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:52:16,902 INFO L168 Benchmark]: CodeCheck took 213.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:52:16,902 INFO L168 Benchmark]: Witness Printer took 4.54 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 15:52:16,904 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, 57 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 153, overapproximation of someBinaryArithmeticDOUBLEoperation at line 33, overapproximation of bitwiseAnd at line 32. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L149] double x = 0.0; [L150] CALL, EXPR __ieee754_sqrt(x) [L20] double z; [L21] __int32_t sign = 0x80000000; [L22] __uint32_t r, t1, s1, ix1, q1; [L23] __int32_t ix0, s0, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] FCALL ieee_double_shape_type ew_u; [L27] FCALL ew_u.value = (x) [L28] EXPR, FCALL ew_u.parts.msw [L28] (ix0) = ew_u.parts.msw [L29] EXPR, FCALL ew_u.parts.lsw [L29] (ix1) = ew_u.parts.lsw [L30] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L32] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L33] RET return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] EXPR __ieee754_sqrt(x) [L150] double res = __ieee754_sqrt(x); [L153] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L153] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L154] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * 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 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 240.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.67 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.44 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. * RCFGBuilder took 540.34 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: 62.6 MB). Peak memory consumption was 62.6 MB. Max. memory is 11.5 GB. * CodeCheck took 213.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.54 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 15:52:18,372 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:52:18,374 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:52:18,380 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:52:18,381 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:52:18,381 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:52:18,382 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:52:18,383 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:52:18,385 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:52:18,386 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:52:18,386 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:52:18,387 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:52:18,387 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:52:18,388 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:52:18,389 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:52:18,389 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:52:18,390 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:52:18,391 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:52:18,393 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:52:18,394 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:52:18,395 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:52:18,396 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:52:18,398 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:52:18,398 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:52:18,398 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:52:18,399 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:52:18,399 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:52:18,400 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:52:18,401 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:52:18,402 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:52:18,402 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:52:18,403 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:52:18,403 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:52:18,403 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:52:18,404 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:52:18,404 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:52:18,404 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 15:52:18,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:52:18,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:52:18,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:52:18,416 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:52:18,417 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:52:18,417 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:52:18,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:52:18,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:52:18,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:52:18,418 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:52:18,419 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:52:18,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:52:18,419 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:52:18,419 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:52:18,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:52:18,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:52:18,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:52:18,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:52:18,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:52:18,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:52:18,420 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 15:52:18,420 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:52:18,420 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:52:18,422 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:52:18,423 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:52:18,423 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_2046362c-abef-4bdf-b98d-cb516db00085/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 -> fb0b06f0fabe52e4995034e0b478ee6377b6d993 [2018-11-18 15:52:18,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:52:18,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:52:18,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:52:18,466 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:52:18,467 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:52:18,467 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-11-18 15:52:18,509 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/ea962d710/2bc9f7d5dda64209aff25ffd7314c9e0/FLAGf237cd226 [2018-11-18 15:52:18,810 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:52:18,811 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-11-18 15:52:18,815 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/ea962d710/2bc9f7d5dda64209aff25ffd7314c9e0/FLAGf237cd226 [2018-11-18 15:52:18,823 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/data/ea962d710/2bc9f7d5dda64209aff25ffd7314c9e0 [2018-11-18 15:52:18,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:52:18,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:52:18,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:52:18,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:52:18,830 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:52:18,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:52:18" (1/1) ... [2018-11-18 15:52:18,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f8f505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:18, skipping insertion in model container [2018-11-18 15:52:18,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:52:18" (1/1) ... [2018-11-18 15:52:18,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:52:18,856 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:52:19,007 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:52:19,012 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:52:19,044 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:52:19,064 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:52:19,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19 WrapperNode [2018-11-18 15:52:19,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:52:19,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:52:19,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:52:19,065 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:52:19,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:52:19,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:52:19,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:52:19,101 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:52:19,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... [2018-11-18 15:52:19,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:52:19,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:52:19,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:52:19,178 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:52:19,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:52:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/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 15:52:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:52:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 15:52:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:52:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 15:52:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:52:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:52:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 15:52:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:52:19,345 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:52:22,205 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:52:24,681 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:52:24,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:52:24 BoogieIcfgContainer [2018-11-18 15:52:24,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:52:24,682 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:52:24,682 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:52:24,689 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:52:24,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:52:24" (1/1) ... [2018-11-18 15:52:24,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:52:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2018-11-18 15:52:24,719 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2018-11-18 15:52:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 15:52:24,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:24,761 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:24,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:24,797 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 15:52:24,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:24,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-11-18 15:52:24,805 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-11-18 15:52:24,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 15:52:24,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:24,806 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:24,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:24,950 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 15:52:26,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2018-11-18 15:52:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2018-11-18 15:52:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 15:52:26,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:26,418 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:26,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:26,488 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 15:52:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2018-11-18 15:52:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2018-11-18 15:52:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 15:52:40,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:40,726 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:41,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:41,454 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 15:52:45,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:45,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2018-11-18 15:52:45,736 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2018-11-18 15:52:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 15:52:45,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:45,738 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:45,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:45,754 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 15:52:45,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:45,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2018-11-18 15:52:45,757 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2018-11-18 15:52:45,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:52:45,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:45,758 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:45,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:45,882 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:52:45,883 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:52:45,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 15:52:45,923 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:52:45,923 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:52:45,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2018-11-18 15:52:45,925 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 15:52:45,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 15:52:45,938 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:52:45,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-18 15:52:45,939 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 15:52:45,951 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:52:45,957 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:52:45,965 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:52:45,965 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-11-18 15:52:46,018 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 15:52:46,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2018-11-18 15:52:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2018-11-18 15:52:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 15:52:46,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:46,354 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:46,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:46,389 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 15:52:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:46,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2018-11-18 15:52:46,393 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2018-11-18 15:52:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 15:52:46,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:46,394 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:46,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:46,490 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 15:52:46,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2018-11-18 15:52:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2018-11-18 15:52:46,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 15:52:46,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:46,555 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:46,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 15:52:47,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:47,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2018-11-18 15:52:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2018-11-18 15:52:47,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 15:52:47,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:47,889 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:47,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:48,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2018-11-18 15:52:48,811 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2018-11-18 15:52:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 15:52:48,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:48,813 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:48,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 15:52:48,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:48,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2018-11-18 15:52:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2018-11-18 15:52:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 15:52:48,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:48,870 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:48,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 15:52:48,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:48,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2018-11-18 15:52:48,942 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2018-11-18 15:52:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 15:52:48,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:48,943 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:48,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:49,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:49,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2018-11-18 15:52:49,326 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2018-11-18 15:52:49,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 15:52:49,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:49,327 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:49,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:49,439 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2018-11-18 15:52:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2018-11-18 15:52:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 15:52:49,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:49,739 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:49,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2018-11-18 15:52:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2018-11-18 15:52:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 15:52:50,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:50,201 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:50,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:50,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:50,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2018-11-18 15:52:50,672 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2018-11-18 15:52:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 15:52:50,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:50,673 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:50,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:50,812 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:51,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:51,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2018-11-18 15:52:51,174 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2018-11-18 15:52:51,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 15:52:51,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:51,175 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:51,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:51,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 58 states and 71 transitions. [2018-11-18 15:52:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2018-11-18 15:52:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 15:52:51,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:51,679 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:51,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:51,808 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:52,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2018-11-18 15:52:52,204 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2018-11-18 15:52:52,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 15:52:52,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:52,205 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:52,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:52,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2018-11-18 15:52:52,781 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2018-11-18 15:52:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 15:52:52,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:52,781 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:52,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:53,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:53,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2018-11-18 15:52:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2018-11-18 15:52:53,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 15:52:53,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:53,378 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:53,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:54,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2018-11-18 15:52:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2018-11-18 15:52:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 15:52:54,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:54,019 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:54,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:54,169 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:54,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 86 transitions. [2018-11-18 15:52:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2018-11-18 15:52:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 15:52:54,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:54,690 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:54,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:55,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 70 states and 89 transitions. [2018-11-18 15:52:55,452 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2018-11-18 15:52:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 15:52:55,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:55,453 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:55,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:56,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 72 states and 92 transitions. [2018-11-18 15:52:56,185 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2018-11-18 15:52:56,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 15:52:56,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:56,186 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:56,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:56,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:56,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 74 states and 95 transitions. [2018-11-18 15:52:56,920 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2018-11-18 15:52:56,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 15:52:56,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:56,921 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:56,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 76 states and 98 transitions. [2018-11-18 15:52:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 98 transitions. [2018-11-18 15:52:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 15:52:57,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:57,703 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:57,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:57,905 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:58,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 78 states and 101 transitions. [2018-11-18 15:52:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 101 transitions. [2018-11-18 15:52:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 15:52:58,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:58,534 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:58,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:58,726 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:52:59,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:52:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 80 states and 104 transitions. [2018-11-18 15:52:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 104 transitions. [2018-11-18 15:52:59,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 15:52:59,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:52:59,388 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:52:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:52:59,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:52:59,578 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:53:00,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 82 states and 107 transitions. [2018-11-18 15:53:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 107 transitions. [2018-11-18 15:53:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 15:53:00,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:00,278 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:00,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:53:01,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:01,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2018-11-18 15:53:01,208 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2018-11-18 15:53:01,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 15:53:01,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:01,209 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:01,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:53:02,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 86 states and 113 transitions. [2018-11-18 15:53:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 113 transitions. [2018-11-18 15:53:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 15:53:02,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:02,137 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:02,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:02,376 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:53:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2018-11-18 15:53:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2018-11-18 15:53:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 15:53:03,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:03,154 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:03,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:53:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 90 states and 119 transitions. [2018-11-18 15:53:04,194 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 119 transitions. [2018-11-18 15:53:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 15:53:04,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:04,195 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:04,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:04,423 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 92 states and 122 transitions. [2018-11-18 15:53:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2018-11-18 15:53:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 15:53:04,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:04,797 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:04,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:05,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 94 states and 125 transitions. [2018-11-18 15:53:05,423 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 125 transitions. [2018-11-18 15:53:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 15:53:05,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:05,425 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:05,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 96 states and 128 transitions. [2018-11-18 15:53:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 128 transitions. [2018-11-18 15:53:06,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 15:53:06,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:06,066 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:06,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:06,297 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 98 states and 131 transitions. [2018-11-18 15:53:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 131 transitions. [2018-11-18 15:53:06,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 15:53:06,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:06,703 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:06,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:06,949 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:07,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 100 states and 134 transitions. [2018-11-18 15:53:07,384 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2018-11-18 15:53:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 15:53:07,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:07,385 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:07,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 102 states and 137 transitions. [2018-11-18 15:53:08,160 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2018-11-18 15:53:08,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 15:53:08,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:08,161 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:08,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:08,411 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:08,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:08,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2018-11-18 15:53:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2018-11-18 15:53:08,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 15:53:08,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:08,889 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:09,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:09,189 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:09,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 106 states and 143 transitions. [2018-11-18 15:53:09,715 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 143 transitions. [2018-11-18 15:53:09,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:53:09,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:09,716 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:09,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:10,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 108 states and 146 transitions. [2018-11-18 15:53:10,506 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 146 transitions. [2018-11-18 15:53:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 15:53:10,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:10,507 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:10,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:11,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 110 states and 149 transitions. [2018-11-18 15:53:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 149 transitions. [2018-11-18 15:53:11,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 15:53:11,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:11,086 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:11,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:11,232 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:11,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:11,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 112 states and 152 transitions. [2018-11-18 15:53:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 152 transitions. [2018-11-18 15:53:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 15:53:11,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:11,739 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:11,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:12,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 114 states and 155 transitions. [2018-11-18 15:53:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 155 transitions. [2018-11-18 15:53:12,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 15:53:12,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:12,365 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:12,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 116 states and 158 transitions. [2018-11-18 15:53:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 158 transitions. [2018-11-18 15:53:13,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 15:53:13,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:13,077 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:13,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:13,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 118 states and 161 transitions. [2018-11-18 15:53:13,732 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 161 transitions. [2018-11-18 15:53:13,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:53:13,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:13,733 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:13,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:13,926 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:14,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:14,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 120 states and 164 transitions. [2018-11-18 15:53:14,378 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 164 transitions. [2018-11-18 15:53:14,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 15:53:14,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:14,379 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:14,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:15,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:15,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 122 states and 167 transitions. [2018-11-18 15:53:15,059 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2018-11-18 15:53:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:53:15,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:15,060 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:15,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:15,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:15,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 124 states and 170 transitions. [2018-11-18 15:53:15,723 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 170 transitions. [2018-11-18 15:53:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 15:53:15,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:15,724 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:15,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 126 states and 173 transitions. [2018-11-18 15:53:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 173 transitions. [2018-11-18 15:53:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 15:53:16,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:16,392 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:16,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:16,583 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 128 states and 176 transitions. [2018-11-18 15:53:17,136 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2018-11-18 15:53:17,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 15:53:17,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:17,137 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:17,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:17,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 130 states and 179 transitions. [2018-11-18 15:53:17,869 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 179 transitions. [2018-11-18 15:53:17,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 15:53:17,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:17,870 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:18,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:18,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 132 states and 182 transitions. [2018-11-18 15:53:18,672 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 182 transitions. [2018-11-18 15:53:18,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:53:18,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:18,673 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:18,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:19,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 134 states and 185 transitions. [2018-11-18 15:53:19,544 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 185 transitions. [2018-11-18 15:53:19,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:53:19,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:19,545 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:19,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:20,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 136 states and 188 transitions. [2018-11-18 15:53:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 188 transitions. [2018-11-18 15:53:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 15:53:20,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:20,356 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:20,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1108 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:21,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 138 states and 191 transitions. [2018-11-18 15:53:21,177 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 191 transitions. [2018-11-18 15:53:21,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 15:53:21,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:21,178 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:21,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:21,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2018-11-18 15:53:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2018-11-18 15:53:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:53:22,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:22,011 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:22,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1210 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:22,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 142 states and 197 transitions. [2018-11-18 15:53:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 197 transitions. [2018-11-18 15:53:22,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 15:53:22,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:22,895 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:23,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 144 states and 200 transitions. [2018-11-18 15:53:23,722 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 200 transitions. [2018-11-18 15:53:23,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:53:23,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:23,723 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:23,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 146 states and 203 transitions. [2018-11-18 15:53:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 203 transitions. [2018-11-18 15:53:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:53:24,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:24,622 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:24,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:24,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:25,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:25,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 148 states and 206 transitions. [2018-11-18 15:53:25,577 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 206 transitions. [2018-11-18 15:53:25,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:53:25,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:25,579 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:25,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:25,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1438 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:26,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:26,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 150 states and 209 transitions. [2018-11-18 15:53:26,534 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 209 transitions. [2018-11-18 15:53:26,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 15:53:26,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:26,535 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:26,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:26,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 15:53:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:27,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 152 states and 212 transitions. [2018-11-18 15:53:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 212 transitions. [2018-11-18 15:53:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 15:53:27,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:53:27,645 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:53:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:53:27,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:53:27,905 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:53:27,906 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:53:27,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 15:53:27,942 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:53:27,942 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:53:27,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2018-11-18 15:53:27,943 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 15:53:27,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 15:53:27,955 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:53:27,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-11-18 15:53:27,956 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 15:53:27,959 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:53:27,961 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:53:27,965 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:53:27,966 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:42, output treesize:14 [2018-11-18 15:53:28,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1562 trivial. 0 not checked. [2018-11-18 15:53:35,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:53:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-18 15:53:35,082 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-18 15:53:35,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:53:35,082 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 67 iterations. [2018-11-18 15:53:35,088 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:53:35,172 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 15:53:35,178 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:53:35,178 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 15:53:35,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,180 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,180 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,180 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,181 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 15:53:35,182 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 15:53:35,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:53:35 ImpRootNode [2018-11-18 15:53:35,182 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:53:35,183 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:53:35,183 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:53:35,183 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:53:35,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:52:24" (3/4) ... [2018-11-18 15:53:35,188 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:53:35,195 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2018-11-18 15:53:35,196 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 15:53:35,196 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:53:35,213 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-11-18 15:53:35,214 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_3 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) [2018-11-18 15:53:35,241 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2046362c-abef-4bdf-b98d-cb516db00085/bin-2019/ukojak/witness.graphml [2018-11-18 15:53:35,241 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:53:35,242 INFO L168 Benchmark]: Toolchain (without parser) took 76416.15 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 354.9 MB). Free memory was 949.7 MB in the beginning and 1.3 GB in the end (delta: -323.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:53:35,243 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:53:35,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.75 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. [2018-11-18 15:53:35,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.34 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:53:35,243 INFO L168 Benchmark]: Boogie Preprocessor took 76.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -217.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:53:35,243 INFO L168 Benchmark]: RCFGBuilder took 5504.66 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: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:53:35,243 INFO L168 Benchmark]: CodeCheck took 70500.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -186.2 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:53:35,244 INFO L168 Benchmark]: Witness Printer took 58.33 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-18 15:53:35,247 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, 57 locations, 1 error locations. SAFE Result, 70.3s OverallTime, 67 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 32 SDslu, 16 SDs, 0 SdLazy, -90 SolverSat, -122 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1195.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41884 GetRequests, 41575 SyntacticMatches, 17 SemanticMatches, 292 ConstructedPredicates, 0 IntricatePredicates, 4 DeprecatedPredicates, 34614 ImplicationChecksByTransitivity, 35.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 5.9s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 4860 NumberOfCodeBlocks, 4860 NumberOfCodeBlocksAsserted, 66 NumberOfCheckSat, 4794 ConstructedInterpolants, 19 QuantifiedInterpolants, 1717040 SizeOfPredicates, 118 NumberOfNonLiveVariables, 15561 ConjunctsInSsa, 945 ConjunctsInUnsatCore, 66 InterpolantComputations, 13 PerfectInterpolantSequences, 17408/31864 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 - PositiveResult [Line: 154]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant [2018-11-18 15:53:35,248 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,248 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,249 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,249 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,249 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,249 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,249 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 15:53:35,249 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_3 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 237.75 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 35.34 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -217.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5504.66 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: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 11.5 GB. * CodeCheck took 70500.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -186.2 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * Witness Printer took 58.33 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...