./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label52_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_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label52_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:23:11,151 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:23:11,152 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:23:11,159 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:23:11,159 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:23:11,160 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:23:11,161 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:23:11,162 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:23:11,163 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:23:11,164 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:23:11,164 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:23:11,164 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:23:11,165 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:23:11,166 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:23:11,166 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:23:11,167 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:23:11,168 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:23:11,169 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:23:11,170 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:23:11,171 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:23:11,172 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:23:11,172 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:23:11,174 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:23:11,174 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:23:11,174 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:23:11,175 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:23:11,175 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:23:11,176 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:23:11,176 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:23:11,177 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:23:11,177 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:23:11,178 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:23:11,178 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:23:11,178 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:23:11,179 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:23:11,179 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:23:11,180 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:23:11,189 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:23:11,189 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:23:11,190 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:23:11,190 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:23:11,190 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:23:11,190 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:23:11,190 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:23:11,190 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:23:11,190 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:23:11,190 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:23:11,191 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:23:11,191 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:23:11,191 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:23:11,191 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:23:11,191 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:23:11,192 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:23:11,192 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:23:11,192 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:23:11,192 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:23:11,192 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:23:11,192 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:23:11,192 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:23:11,193 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:23:11,193 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:23:11,193 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:23:11,193 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:23:11,193 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:23:11,193 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:23:11,193 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:23:11,193 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:23:11,194 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:23:11,194 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:23:11,194 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:23:11,194 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:23:11,194 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:23:11,194 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:23:11,194 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:23:11,194 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan 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 -> Taipan 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 -> 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 [2018-11-18 14:23:11,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:23:11,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:23:11,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:23:11,227 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:23:11,227 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:23:11,228 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label52_true-unreach-call.c [2018-11-18 14:23:11,263 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/data/11dc1e89b/0980555b7a944a52aa236d33e1ecc193/FLAGb3f16d8c3 [2018-11-18 14:23:11,747 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:23:11,748 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/sv-benchmarks/c/eca-rers2012/Problem11_label52_true-unreach-call.c [2018-11-18 14:23:11,759 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/data/11dc1e89b/0980555b7a944a52aa236d33e1ecc193/FLAGb3f16d8c3 [2018-11-18 14:23:12,258 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/data/11dc1e89b/0980555b7a944a52aa236d33e1ecc193 [2018-11-18 14:23:12,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:23:12,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:23:12,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:23:12,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:23:12,263 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:23:12,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72aa726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12, skipping insertion in model container [2018-11-18 14:23:12,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:23:12,312 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:23:12,621 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:23:12,625 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:23:12,744 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:23:12,834 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:23:12,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12 WrapperNode [2018-11-18 14:23:12,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:23:12,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:23:12,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:23:12,835 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:23:12,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:23:12,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:23:12,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:23:12,867 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:23:12,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... [2018-11-18 14:23:12,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:23:12,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:23:12,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:23:12,933 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:23:12,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-18 14:23:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:23:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:23:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:23:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 14:23:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 14:23:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:23:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:23:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:23:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:23:14,138 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:23:14,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:23:14 BoogieIcfgContainer [2018-11-18 14:23:14,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:23:14,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:23:14,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:23:14,141 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:23:14,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:23:12" (1/3) ... [2018-11-18 14:23:14,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d8652e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:23:14, skipping insertion in model container [2018-11-18 14:23:14,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:23:12" (2/3) ... [2018-11-18 14:23:14,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d8652e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:23:14, skipping insertion in model container [2018-11-18 14:23:14,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:23:14" (3/3) ... [2018-11-18 14:23:14,144 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label52_true-unreach-call.c [2018-11-18 14:23:14,150 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:23:14,156 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:23:14,168 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:23:14,191 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:23:14,192 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:23:14,192 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:23:14,192 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:23:14,192 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:23:14,192 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:23:14,192 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:23:14,192 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:23:14,212 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-18 14:23:14,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 14:23:14,218 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:23:14,219 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:23:14,221 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:23:14,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:14,225 INFO L82 PathProgramCache]: Analyzing trace with hash -684847423, now seen corresponding path program 1 times [2018-11-18 14:23:14,227 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:23:14,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:14,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:14,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:14,257 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:23:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:14,468 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 14:23:14,470 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:23:14,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:23:14,471 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:23:14,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:23:14,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:23:14,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:23:14,490 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 3 states. [2018-11-18 14:23:15,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:23:15,399 INFO L93 Difference]: Finished difference Result 790 states and 1382 transitions. [2018-11-18 14:23:15,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:23:15,400 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2018-11-18 14:23:15,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:23:15,409 INFO L225 Difference]: With dead ends: 790 [2018-11-18 14:23:15,409 INFO L226 Difference]: Without dead ends: 495 [2018-11-18 14:23:15,413 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:23:15,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2018-11-18 14:23:15,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 488. [2018-11-18 14:23:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2018-11-18 14:23:15,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 849 transitions. [2018-11-18 14:23:15,463 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 849 transitions. Word has length 59 [2018-11-18 14:23:15,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:23:15,464 INFO L480 AbstractCegarLoop]: Abstraction has 488 states and 849 transitions. [2018-11-18 14:23:15,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:23:15,464 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 849 transitions. [2018-11-18 14:23:15,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 14:23:15,467 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:23:15,467 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:23:15,468 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:23:15,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:15,468 INFO L82 PathProgramCache]: Analyzing trace with hash 788418208, now seen corresponding path program 1 times [2018-11-18 14:23:15,468 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:23:15,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:15,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:15,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:15,469 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:23:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:15,614 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:23:15,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:23:15,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:23:15,615 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:23:15,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:23:15,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:23:15,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:23:15,617 INFO L87 Difference]: Start difference. First operand 488 states and 849 transitions. Second operand 5 states. [2018-11-18 14:23:17,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:23:17,051 INFO L93 Difference]: Finished difference Result 1731 states and 3162 transitions. [2018-11-18 14:23:17,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:23:17,051 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2018-11-18 14:23:17,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:23:17,056 INFO L225 Difference]: With dead ends: 1731 [2018-11-18 14:23:17,056 INFO L226 Difference]: Without dead ends: 1249 [2018-11-18 14:23:17,059 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:23:17,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1249 states. [2018-11-18 14:23:17,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1249 to 1032. [2018-11-18 14:23:17,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1032 states. [2018-11-18 14:23:17,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1658 transitions. [2018-11-18 14:23:17,091 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1658 transitions. Word has length 135 [2018-11-18 14:23:17,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:23:17,092 INFO L480 AbstractCegarLoop]: Abstraction has 1032 states and 1658 transitions. [2018-11-18 14:23:17,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:23:17,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1658 transitions. [2018-11-18 14:23:17,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:23:17,095 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:23:17,095 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:23:17,096 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:23:17,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:17,096 INFO L82 PathProgramCache]: Analyzing trace with hash 167245263, now seen corresponding path program 1 times [2018-11-18 14:23:17,096 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:23:17,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:17,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:17,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:17,097 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:23:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:23:17,204 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:23:17,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:23:17,204 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:23:17,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:23:17,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:23:17,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:23:17,205 INFO L87 Difference]: Start difference. First operand 1032 states and 1658 transitions. Second operand 5 states. [2018-11-18 14:23:18,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:23:18,893 INFO L93 Difference]: Finished difference Result 3664 states and 6086 transitions. [2018-11-18 14:23:18,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:23:18,894 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 146 [2018-11-18 14:23:18,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:23:18,906 INFO L225 Difference]: With dead ends: 3664 [2018-11-18 14:23:18,906 INFO L226 Difference]: Without dead ends: 2638 [2018-11-18 14:23:18,911 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:23:18,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2638 states. [2018-11-18 14:23:18,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2638 to 2605. [2018-11-18 14:23:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2605 states. [2018-11-18 14:23:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2605 states and 3729 transitions. [2018-11-18 14:23:18,998 INFO L78 Accepts]: Start accepts. Automaton has 2605 states and 3729 transitions. Word has length 146 [2018-11-18 14:23:18,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:23:18,999 INFO L480 AbstractCegarLoop]: Abstraction has 2605 states and 3729 transitions. [2018-11-18 14:23:18,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:23:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3729 transitions. [2018-11-18 14:23:19,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 14:23:19,003 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:23:19,003 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:23:19,003 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:23:19,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:19,004 INFO L82 PathProgramCache]: Analyzing trace with hash 2059396069, now seen corresponding path program 1 times [2018-11-18 14:23:19,004 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:23:19,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:19,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:19,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:19,005 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:23:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:19,206 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:23:19,206 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:23:19,206 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:23:19,207 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 192 with the following transitions: [2018-11-18 14:23:19,208 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:23:19,244 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:23:19,244 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:23:19,990 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:23:19,991 INFO L272 AbstractInterpreter]: Visited 140 different actions 406 times. Merged at 5 different actions 9 times. Never widened. Performed 5623 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5623 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-18 14:23:20,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:20,009 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:23:20,009 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:23:20,009 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:23:20,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:20,019 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:23:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:20,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:23:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:23:20,156 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:23:20,255 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:23:20,281 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:23:20,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-18 14:23:20,281 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:23:20,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:23:20,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:23:20,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:23:20,282 INFO L87 Difference]: Start difference. First operand 2605 states and 3729 transitions. Second operand 3 states. [2018-11-18 14:23:21,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:23:21,427 INFO L93 Difference]: Finished difference Result 6000 states and 8830 transitions. [2018-11-18 14:23:21,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:23:21,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 191 [2018-11-18 14:23:21,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:23:21,445 INFO L225 Difference]: With dead ends: 6000 [2018-11-18 14:23:21,445 INFO L226 Difference]: Without dead ends: 3401 [2018-11-18 14:23:21,454 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 382 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:23:21,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3401 states. [2018-11-18 14:23:21,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3401 to 3205. [2018-11-18 14:23:21,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3205 states. [2018-11-18 14:23:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 3205 states and 4557 transitions. [2018-11-18 14:23:21,520 INFO L78 Accepts]: Start accepts. Automaton has 3205 states and 4557 transitions. Word has length 191 [2018-11-18 14:23:21,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:23:21,520 INFO L480 AbstractCegarLoop]: Abstraction has 3205 states and 4557 transitions. [2018-11-18 14:23:21,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:23:21,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 4557 transitions. [2018-11-18 14:23:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 14:23:21,525 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:23:21,525 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:23:21,526 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:23:21,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:21,526 INFO L82 PathProgramCache]: Analyzing trace with hash -558733758, now seen corresponding path program 1 times [2018-11-18 14:23:21,526 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:23:21,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:21,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:21,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:21,527 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:23:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 104 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 14:23:21,649 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:23:21,650 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:23:21,650 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 217 with the following transitions: [2018-11-18 14:23:21,650 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:23:21,653 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:23:21,653 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:23:21,838 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:23:21,838 INFO L272 AbstractInterpreter]: Visited 89 different actions 89 times. Never merged. Never widened. Performed 980 root evaluator evaluations with a maximum evaluation depth of 14. Performed 980 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Never found a fixpoint. Largest state had 28 variables. [2018-11-18 14:23:21,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:21,840 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:23:22,250 INFO L227 lantSequenceWeakener]: Weakened 207 states. On average, predicates are now at 73.74% of their original sizes. [2018-11-18 14:23:22,251 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:23:22,280 INFO L415 sIntCurrentIteration]: We unified 215 AI predicates to 215 [2018-11-18 14:23:22,280 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:23:22,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:23:22,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-18 14:23:22,281 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:23:22,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:23:22,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:23:22,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:23:22,282 INFO L87 Difference]: Start difference. First operand 3205 states and 4557 transitions. Second operand 6 states. [2018-11-18 14:23:35,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:23:35,185 INFO L93 Difference]: Finished difference Result 6596 states and 9328 transitions. [2018-11-18 14:23:35,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:23:35,186 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 216 [2018-11-18 14:23:35,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:23:35,195 INFO L225 Difference]: With dead ends: 6596 [2018-11-18 14:23:35,196 INFO L226 Difference]: Without dead ends: 3397 [2018-11-18 14:23:35,201 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 216 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:23:35,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3397 states. [2018-11-18 14:23:35,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3397 to 3395. [2018-11-18 14:23:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3395 states. [2018-11-18 14:23:35,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 3395 states and 4756 transitions. [2018-11-18 14:23:35,261 INFO L78 Accepts]: Start accepts. Automaton has 3395 states and 4756 transitions. Word has length 216 [2018-11-18 14:23:35,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:23:35,262 INFO L480 AbstractCegarLoop]: Abstraction has 3395 states and 4756 transitions. [2018-11-18 14:23:35,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:23:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3395 states and 4756 transitions. [2018-11-18 14:23:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 14:23:35,272 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:23:35,272 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:23:35,272 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:23:35,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:35,272 INFO L82 PathProgramCache]: Analyzing trace with hash -2137655114, now seen corresponding path program 1 times [2018-11-18 14:23:35,273 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:23:35,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:35,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:35,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:35,276 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:23:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:35,881 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 156 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:23:35,881 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:23:35,881 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:23:35,881 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 297 with the following transitions: [2018-11-18 14:23:35,881 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [641], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:23:35,885 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:23:35,885 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:23:36,117 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:23:36,118 INFO L272 AbstractInterpreter]: Visited 141 different actions 421 times. Merged at 7 different actions 21 times. Never widened. Performed 5792 root evaluator evaluations with a maximum evaluation depth of 15. Performed 5792 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-18 14:23:36,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:36,131 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:23:36,131 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:23:36,131 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:23:36,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:36,137 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:23:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:36,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:23:36,394 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 109 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 14:23:36,395 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:23:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 109 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:23:36,637 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:23:36,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7, 8] total 26 [2018-11-18 14:23:36,637 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:23:36,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-18 14:23:36,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-18 14:23:36,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2018-11-18 14:23:36,639 INFO L87 Difference]: Start difference. First operand 3395 states and 4756 transitions. Second operand 21 states. [2018-11-18 14:23:54,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:23:54,311 INFO L93 Difference]: Finished difference Result 18795 states and 31922 transitions. [2018-11-18 14:23:54,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2018-11-18 14:23:54,312 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 296 [2018-11-18 14:23:54,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:23:54,370 INFO L225 Difference]: With dead ends: 18795 [2018-11-18 14:23:54,370 INFO L226 Difference]: Without dead ends: 15037 [2018-11-18 14:23:54,404 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 773 GetRequests, 608 SyntacticMatches, 4 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10234 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=3766, Invalid=22640, Unknown=0, NotChecked=0, Total=26406 [2018-11-18 14:23:54,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15037 states. [2018-11-18 14:23:54,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15037 to 11602. [2018-11-18 14:23:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11602 states. [2018-11-18 14:23:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11602 states to 11602 states and 15428 transitions. [2018-11-18 14:23:54,610 INFO L78 Accepts]: Start accepts. Automaton has 11602 states and 15428 transitions. Word has length 296 [2018-11-18 14:23:54,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:23:54,610 INFO L480 AbstractCegarLoop]: Abstraction has 11602 states and 15428 transitions. [2018-11-18 14:23:54,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-18 14:23:54,611 INFO L276 IsEmpty]: Start isEmpty. Operand 11602 states and 15428 transitions. [2018-11-18 14:23:54,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-18 14:23:54,626 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:23:54,626 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:23:54,626 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:23:54,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:23:54,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1470194130, now seen corresponding path program 1 times [2018-11-18 14:23:54,627 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:23:54,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:54,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:23:54,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:23:54,628 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:23:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:23:54,860 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 5 proven. 106 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-11-18 14:23:54,860 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:23:54,860 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:23:54,860 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 375 with the following transitions: [2018-11-18 14:23:54,861 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:23:54,865 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:23:54,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:24:01,222 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:24:01,222 INFO L272 AbstractInterpreter]: Visited 176 different actions 522 times. Merged at 7 different actions 18 times. Never widened. Performed 7318 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7318 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-18 14:24:01,227 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:24:01,228 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:24:01,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:24:01,228 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:24:01,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:24:01,234 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:24:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:24:01,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:24:06,414 WARN L180 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 37 DAG size of output: 15 [2018-11-18 14:24:06,507 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 5 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:24:06,507 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:24:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 250 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:24:06,684 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:24:06,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 15 [2018-11-18 14:24:06,685 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:24:06,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 14:24:06,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 14:24:06,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=152, Unknown=2, NotChecked=0, Total=210 [2018-11-18 14:24:06,686 INFO L87 Difference]: Start difference. First operand 11602 states and 15428 transitions. Second operand 12 states. [2018-11-18 14:28:29,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:29,442 INFO L93 Difference]: Finished difference Result 38025 states and 59594 transitions. [2018-11-18 14:28:29,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-18 14:28:29,443 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 374 [2018-11-18 14:28:29,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:29,540 INFO L225 Difference]: With dead ends: 38025 [2018-11-18 14:28:29,540 INFO L226 Difference]: Without dead ends: 26810 [2018-11-18 14:28:29,586 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 781 GetRequests, 742 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 13.1s TimeCoverageRelationStatistics Valid=351, Invalid=968, Unknown=13, NotChecked=0, Total=1332 [2018-11-18 14:28:29,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26810 states. [2018-11-18 14:28:30,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26810 to 25968. [2018-11-18 14:28:30,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25968 states. [2018-11-18 14:28:30,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25968 states to 25968 states and 35928 transitions. [2018-11-18 14:28:30,233 INFO L78 Accepts]: Start accepts. Automaton has 25968 states and 35928 transitions. Word has length 374 [2018-11-18 14:28:30,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:30,233 INFO L480 AbstractCegarLoop]: Abstraction has 25968 states and 35928 transitions. [2018-11-18 14:28:30,233 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 14:28:30,233 INFO L276 IsEmpty]: Start isEmpty. Operand 25968 states and 35928 transitions. [2018-11-18 14:28:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 14:28:30,296 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:30,296 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:30,297 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:30,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:30,297 INFO L82 PathProgramCache]: Analyzing trace with hash -2086018024, now seen corresponding path program 1 times [2018-11-18 14:28:30,297 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:30,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:30,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:30,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:30,298 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 181 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:28:31,044 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:28:31,044 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:28:31,044 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 418 with the following transitions: [2018-11-18 14:28:31,045 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:28:31,047 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:28:31,048 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:28:35,058 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:28:35,058 INFO L272 AbstractInterpreter]: Visited 177 different actions 527 times. Merged at 8 different actions 20 times. Never widened. Performed 7372 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7372 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 5 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-18 14:28:35,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:35,060 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:28:35,060 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:28:35,060 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:28:35,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:35,066 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:28:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:35,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:28:37,269 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_22 Int)) (let ((.cse1 (* 9 v_prenex_22))) (let ((.cse2 (div .cse1 10))) (let ((.cse0 (mod (+ .cse2 29) 90))) (and (not (= 0 .cse0)) (<= (+ c_~a23~0 42) .cse0) (<= |c_old(~a23~0)| v_prenex_22) (= 0 (mod .cse1 10)) (<= 0 (+ .cse2 58980)) (< (+ .cse2 58979) 0)))))) (exists ((v_prenex_24 Int)) (let ((.cse5 (* 9 v_prenex_24))) (let ((.cse3 (div .cse5 10))) (let ((.cse4 (mod (+ .cse3 29) 90))) (and (not (= (mod (+ .cse3 30) 90) 0)) (<= |c_old(~a23~0)| v_prenex_24) (= 0 .cse4) (= 0 (mod .cse5 10)) (<= c_~a23~0 (+ .cse4 48)) (< (+ .cse3 58980) 0)))))) (exists ((v_prenex_29 Int)) (let ((.cse7 (* 9 v_prenex_29))) (let ((.cse6 (div .cse7 10))) (let ((.cse8 (mod (+ .cse6 29) 90))) (and (< (+ .cse6 58979) 0) (< (+ .cse6 58980) 0) (not (= (mod (+ .cse6 30) 90) 0)) (<= 0 .cse7) (not (= 0 .cse8)) (<= |c_old(~a23~0)| v_prenex_29) (<= (+ c_~a23~0 42) .cse8)))))) (exists ((v_prenex_8 Int)) (let ((.cse9 (* 9 v_prenex_8))) (let ((.cse10 (div .cse9 10))) (let ((.cse11 (mod (+ .cse10 30) 90))) (and (not (= 0 (mod .cse9 10))) (not (= 0 (mod (+ .cse10 29) 90))) (< (+ .cse10 58979) 0) (< .cse9 0) (<= |c_old(~a23~0)| v_prenex_8) (<= c_~a23~0 (+ .cse11 48)) (= .cse11 0)))))) (exists ((v_prenex_25 Int)) (let ((.cse12 (* 9 v_prenex_25))) (let ((.cse14 (div .cse12 10))) (let ((.cse13 (mod (+ .cse14 29) 90))) (and (<= 0 .cse12) (<= |c_old(~a23~0)| v_prenex_25) (= 0 .cse13) (<= 0 (+ .cse14 58980)) (<= c_~a23~0 (+ .cse13 48))))))) (exists ((v_prenex_13 Int)) (let ((.cse16 (* 9 v_prenex_13))) (let ((.cse15 (div .cse16 10))) (and (<= c_~a23~0 (+ (mod (+ .cse15 29) 90) 48)) (<= |c_old(~a23~0)| v_prenex_13) (= (mod (+ .cse15 30) 90) 0) (<= 0 (+ .cse15 58979)) (= 0 (mod .cse16 10)))))) (exists ((v_prenex_9 Int)) (let ((.cse17 (* 9 v_prenex_9))) (let ((.cse18 (div .cse17 10))) (and (<= 0 .cse17) (<= |c_old(~a23~0)| v_prenex_9) (= (mod (+ .cse18 30) 90) 0) (<= c_~a23~0 (+ (mod (+ .cse18 29) 90) 48)) (<= 0 (+ .cse18 58979)))))) (exists ((v_prenex_23 Int)) (let ((.cse20 (* 9 v_prenex_23))) (let ((.cse19 (div .cse20 10))) (and (< (+ .cse19 58979) 0) (not (= 0 (mod (+ .cse19 29) 90))) (<= |c_old(~a23~0)| v_prenex_23) (<= c_~a23~0 (+ (mod (+ .cse19 30) 90) 48)) (< .cse20 0) (not (= 0 (mod .cse20 10))) (<= 0 (+ .cse19 58980)))))) (exists ((v_prenex_11 Int)) (let ((.cse22 (* 9 v_prenex_11))) (let ((.cse21 (div .cse22 10))) (and (<= c_~a23~0 (+ (mod (+ .cse21 30) 90) 48)) (not (= 0 (mod .cse22 10))) (<= 0 (+ .cse21 58980)) (<= |c_old(~a23~0)| v_prenex_11) (< .cse22 0) (= 0 (mod (+ .cse21 29) 90)))))) (exists ((v_prenex_14 Int)) (let ((.cse23 (* 9 v_prenex_14))) (let ((.cse25 (div .cse23 10))) (let ((.cse24 (mod (+ .cse25 30) 90))) (and (< .cse23 0) (not (= .cse24 0)) (<= |c_old(~a23~0)| v_prenex_14) (< (+ .cse25 58980) 0) (<= (+ c_~a23~0 42) .cse24) (not (= 0 (mod .cse23 10))) (<= 0 (+ .cse25 58979))))))) (exists ((v_~a23~0_519 Int)) (let ((.cse27 (* 9 v_~a23~0_519))) (let ((.cse26 (div .cse27 10))) (and (not (= (mod (+ .cse26 30) 90) 0)) (<= |c_old(~a23~0)| v_~a23~0_519) (< (+ .cse26 58980) 0) (= 0 (mod .cse27 10)) (<= c_~a23~0 (+ (mod (+ .cse26 29) 90) 48)) (<= 0 (+ .cse26 58979)))))) (exists ((v_prenex_30 Int)) (let ((.cse30 (* 9 v_prenex_30))) (let ((.cse28 (div .cse30 10))) (let ((.cse29 (mod (+ .cse28 29) 90))) (and (<= 0 (+ .cse28 58980)) (<= |c_old(~a23~0)| v_prenex_30) (not (= 0 .cse29)) (<= 0 .cse30) (< (+ .cse28 58979) 0) (<= (+ c_~a23~0 42) .cse29)))))) (exists ((v_prenex_17 Int)) (let ((.cse32 (* 9 v_prenex_17))) (let ((.cse33 (div .cse32 10))) (let ((.cse31 (mod (+ .cse33 30) 90))) (and (not (= .cse31 0)) (< .cse32 0) (= 0 (mod (+ .cse33 29) 90)) (< (+ .cse33 58980) 0) (<= (+ c_~a23~0 42) .cse31) (<= |c_old(~a23~0)| v_prenex_17) (not (= 0 (mod .cse32 10)))))))) (exists ((v_prenex_16 Int)) (let ((.cse36 (* 9 v_prenex_16))) (let ((.cse35 (div .cse36 10))) (let ((.cse34 (mod (+ .cse35 29) 90))) (and (<= |c_old(~a23~0)| v_prenex_16) (<= (+ c_~a23~0 42) .cse34) (< (+ .cse35 58979) 0) (not (= 0 .cse34)) (= (mod (+ .cse35 30) 90) 0) (<= 0 .cse36)))))) (exists ((v_prenex_5 Int)) (let ((.cse38 (* 9 v_prenex_5))) (let ((.cse37 (div .cse38 10))) (and (<= c_~a23~0 (+ (mod (+ .cse37 29) 90) 48)) (<= 0 (+ .cse37 58980)) (<= |c_old(~a23~0)| v_prenex_5) (<= 0 (+ .cse37 58979)) (<= 0 .cse38))))) (exists ((v_prenex_27 Int)) (let ((.cse40 (* 9 v_prenex_27))) (let ((.cse41 (div .cse40 10))) (let ((.cse39 (mod (+ .cse41 29) 90))) (and (<= c_~a23~0 (+ .cse39 48)) (<= |c_old(~a23~0)| v_prenex_27) (<= 0 .cse40) (= 0 .cse39) (= (mod (+ .cse41 30) 90) 0)))))) (exists ((v_prenex_28 Int)) (let ((.cse42 (* 9 v_prenex_28))) (let ((.cse43 (div .cse42 10))) (let ((.cse44 (mod (+ .cse43 30) 90))) (and (not (= 0 (mod .cse42 10))) (<= 0 (+ .cse43 58979)) (< .cse42 0) (<= |c_old(~a23~0)| v_prenex_28) (<= c_~a23~0 (+ .cse44 48)) (= .cse44 0)))))) (exists ((v_prenex_10 Int)) (let ((.cse45 (* 9 v_prenex_10))) (let ((.cse46 (div .cse45 10))) (let ((.cse47 (mod (+ .cse46 30) 90))) (and (< .cse45 0) (< (+ .cse46 58980) 0) (<= (+ c_~a23~0 42) .cse47) (not (= 0 (mod (+ .cse46 29) 90))) (< (+ .cse46 58979) 0) (not (= 0 (mod .cse45 10))) (not (= .cse47 0)) (<= |c_old(~a23~0)| v_prenex_10)))))) (exists ((v_prenex_15 Int)) (let ((.cse48 (* 9 v_prenex_15))) (let ((.cse49 (div .cse48 10))) (let ((.cse50 (mod (+ .cse49 29) 90))) (and (= 0 (mod .cse48 10)) (<= |c_old(~a23~0)| v_prenex_15) (<= 0 (+ .cse49 58980)) (= 0 .cse50) (<= c_~a23~0 (+ .cse50 48))))))) (exists ((v_prenex_7 Int)) (let ((.cse53 (* 9 v_prenex_7))) (let ((.cse52 (div .cse53 10))) (let ((.cse51 (mod (+ .cse52 29) 90))) (and (not (= 0 .cse51)) (< (+ .cse52 58979) 0) (<= |c_old(~a23~0)| v_prenex_7) (= (mod (+ .cse52 30) 90) 0) (= 0 (mod .cse53 10)) (<= (+ c_~a23~0 42) .cse51)))))) (exists ((v_prenex_26 Int)) (let ((.cse55 (* 9 v_prenex_26))) (let ((.cse54 (div .cse55 10))) (and (< (+ .cse54 58980) 0) (<= |c_old(~a23~0)| v_prenex_26) (not (= (mod (+ .cse54 30) 90) 0)) (<= 0 (+ .cse54 58979)) (<= c_~a23~0 (+ (mod (+ .cse54 29) 90) 48)) (<= 0 .cse55))))) (exists ((v_prenex_21 Int)) (let ((.cse57 (* 9 v_prenex_21))) (let ((.cse58 (div .cse57 10))) (let ((.cse56 (mod (+ .cse58 29) 90))) (and (<= |c_old(~a23~0)| v_prenex_21) (= 0 .cse56) (<= c_~a23~0 (+ .cse56 48)) (= 0 (mod .cse57 10)) (= (mod (+ .cse58 30) 90) 0)))))) (exists ((v_prenex_18 Int)) (let ((.cse60 (* 9 v_prenex_18))) (let ((.cse59 (div .cse60 10))) (and (<= 0 (+ .cse59 58979)) (<= |c_old(~a23~0)| v_prenex_18) (<= 0 (+ .cse59 58980)) (= 0 (mod .cse60 10)) (<= c_~a23~0 (+ (mod (+ .cse59 29) 90) 48)))))) (exists ((v_prenex_19 Int)) (let ((.cse62 (* 9 v_prenex_19))) (let ((.cse61 (div .cse62 10))) (and (<= 0 (+ .cse61 58979)) (<= 0 (+ .cse61 58980)) (< .cse62 0) (not (= 0 (mod .cse62 10))) (<= c_~a23~0 (+ (mod (+ .cse61 30) 90) 48)) (<= |c_old(~a23~0)| v_prenex_19))))) (exists ((v_prenex_20 Int)) (let ((.cse64 (* 9 v_prenex_20))) (let ((.cse65 (div .cse64 10))) (let ((.cse63 (mod (+ .cse65 29) 90))) (and (= 0 .cse63) (<= 0 .cse64) (<= |c_old(~a23~0)| v_prenex_20) (not (= (mod (+ .cse65 30) 90) 0)) (< (+ .cse65 58980) 0) (<= c_~a23~0 (+ .cse63 48))))))) (exists ((v_prenex_12 Int)) (let ((.cse66 (* 9 v_prenex_12))) (let ((.cse68 (div .cse66 10))) (let ((.cse67 (mod (+ .cse68 30) 90))) (and (<= |c_old(~a23~0)| v_prenex_12) (not (= 0 (mod .cse66 10))) (<= c_~a23~0 (+ .cse67 48)) (= 0 (mod (+ .cse68 29) 90)) (= .cse67 0) (< .cse66 0)))))) (exists ((v_prenex_6 Int)) (let ((.cse71 (* 9 v_prenex_6))) (let ((.cse69 (div .cse71 10))) (let ((.cse70 (mod (+ .cse69 29) 90))) (and (< (+ .cse69 58979) 0) (<= (+ c_~a23~0 42) .cse70) (< (+ .cse69 58980) 0) (= 0 (mod .cse71 10)) (not (= (mod (+ .cse69 30) 90) 0)) (not (= 0 .cse70)) (<= |c_old(~a23~0)| v_prenex_6))))))) is different from true [2018-11-18 14:28:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 158 proven. 188 refuted. 0 times theorem prover too weak. 71 trivial. 4 not checked. [2018-11-18 14:28:37,757 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:28:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 348 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 14:28:37,976 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:28:37,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 8, 5] total 28 [2018-11-18 14:28:37,976 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:28:37,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-11-18 14:28:37,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-11-18 14:28:37,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=587, Unknown=1, NotChecked=50, Total=756 [2018-11-18 14:28:37,977 INFO L87 Difference]: Start difference. First operand 25968 states and 35928 transitions. Second operand 26 states. [2018-11-18 14:29:32,224 WARN L180 SmtUtils]: Spent 53.36 s on a formula simplification. DAG size of input: 527 DAG size of output: 34 [2018-11-18 14:29:58,833 WARN L180 SmtUtils]: Spent 18.21 s on a formula simplification. DAG size of input: 525 DAG size of output: 12 [2018-11-18 14:31:13,717 WARN L180 SmtUtils]: Spent 1.11 m on a formula simplification. DAG size of input: 524 DAG size of output: 68 [2018-11-18 14:31:30,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:30,409 INFO L93 Difference]: Finished difference Result 79085 states and 121856 transitions. [2018-11-18 14:31:30,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2018-11-18 14:31:30,409 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 417 [2018-11-18 14:31:30,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:30,604 INFO L225 Difference]: With dead ends: 79085 [2018-11-18 14:31:30,604 INFO L226 Difference]: Without dead ends: 51065 [2018-11-18 14:31:30,697 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 935 GetRequests, 826 SyntacticMatches, 5 SemanticMatches, 104 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3855 ImplicationChecksByTransitivity, 167.6s TimeCoverageRelationStatistics Valid=1787, Invalid=9122, Unknown=15, NotChecked=206, Total=11130 [2018-11-18 14:31:30,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51065 states. [2018-11-18 14:31:31,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51065 to 48228. [2018-11-18 14:31:31,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48228 states. [2018-11-18 14:31:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48228 states to 48228 states and 65525 transitions. [2018-11-18 14:31:31,645 INFO L78 Accepts]: Start accepts. Automaton has 48228 states and 65525 transitions. Word has length 417 [2018-11-18 14:31:31,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:31,646 INFO L480 AbstractCegarLoop]: Abstraction has 48228 states and 65525 transitions. [2018-11-18 14:31:31,646 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-11-18 14:31:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 48228 states and 65525 transitions. [2018-11-18 14:31:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2018-11-18 14:31:31,713 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:31,714 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:31,714 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:31,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:31,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1740502087, now seen corresponding path program 1 times [2018-11-18 14:31:31,714 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:31:31,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:31,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:31,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:31,715 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:31:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 345 proven. 50 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 14:31:31,927 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:31,927 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:31:31,927 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 463 with the following transitions: [2018-11-18 14:31:31,927 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [718], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:31:31,929 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:31:31,930 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:31:35,110 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:31:35,110 INFO L272 AbstractInterpreter]: Visited 177 different actions 529 times. Merged at 8 different actions 22 times. Never widened. Performed 7286 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7286 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 5 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-18 14:31:35,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:35,116 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:31:35,116 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:35,116 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:31:35,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:35,122 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:31:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:35,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:35,294 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 345 proven. 50 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 14:31:35,294 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:31:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 393 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 14:31:35,487 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:31:35,487 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 11 [2018-11-18 14:31:35,487 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:31:35,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:31:35,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:31:35,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:31:35,488 INFO L87 Difference]: Start difference. First operand 48228 states and 65525 transitions. Second operand 8 states. [2018-11-18 14:31:37,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:37,894 INFO L93 Difference]: Finished difference Result 116510 states and 160590 transitions. [2018-11-18 14:31:37,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:31:37,894 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 462 [2018-11-18 14:31:37,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:38,059 INFO L225 Difference]: With dead ends: 116510 [2018-11-18 14:31:38,059 INFO L226 Difference]: Without dead ends: 71839 [2018-11-18 14:31:38,139 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 945 GetRequests, 927 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=194, Unknown=0, NotChecked=0, Total=306 [2018-11-18 14:31:38,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71839 states. [2018-11-18 14:31:38,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71839 to 71168. [2018-11-18 14:31:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71168 states. [2018-11-18 14:31:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71168 states to 71168 states and 97315 transitions. [2018-11-18 14:31:39,080 INFO L78 Accepts]: Start accepts. Automaton has 71168 states and 97315 transitions. Word has length 462 [2018-11-18 14:31:39,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:39,081 INFO L480 AbstractCegarLoop]: Abstraction has 71168 states and 97315 transitions. [2018-11-18 14:31:39,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:31:39,081 INFO L276 IsEmpty]: Start isEmpty. Operand 71168 states and 97315 transitions. [2018-11-18 14:31:39,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2018-11-18 14:31:39,176 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:39,176 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:39,176 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:39,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:39,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1221459068, now seen corresponding path program 1 times [2018-11-18 14:31:39,177 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:31:39,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:39,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:39,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:39,178 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:31:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 275 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:40,047 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:40,047 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:31:40,048 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 464 with the following transitions: [2018-11-18 14:31:40,048 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [661], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:31:40,050 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:31:40,050 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:31:44,884 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:31:44,884 INFO L272 AbstractInterpreter]: Visited 177 different actions 703 times. Merged at 8 different actions 30 times. Never widened. Performed 10008 root evaluator evaluations with a maximum evaluation depth of 23. Performed 10008 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 7 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-18 14:31:44,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:44,887 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:31:44,888 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:44,888 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:31:44,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:44,893 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:31:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:44,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 341 proven. 109 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 14:31:45,363 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:31:46,544 WARN L180 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 5 [2018-11-18 14:31:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 162 proven. 336 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 14:31:46,959 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:31:46,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 8, 8] total 31 [2018-11-18 14:31:46,959 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:31:46,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-11-18 14:31:46,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-11-18 14:31:46,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=830, Unknown=0, NotChecked=0, Total=930 [2018-11-18 14:31:46,960 INFO L87 Difference]: Start difference. First operand 71168 states and 97315 transitions. Second operand 26 states. [2018-11-18 14:31:53,830 WARN L180 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 34 [2018-11-18 14:31:57,086 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 25 [2018-11-18 14:32:01,464 WARN L180 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 38 [2018-11-18 14:32:42,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:42,045 INFO L93 Difference]: Finished difference Result 175360 states and 276044 transitions. [2018-11-18 14:32:42,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2018-11-18 14:32:42,046 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 463 [2018-11-18 14:32:42,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:42,430 INFO L225 Difference]: With dead ends: 175360 [2018-11-18 14:32:42,430 INFO L226 Difference]: Without dead ends: 101308 [2018-11-18 14:32:42,631 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1168 GetRequests, 947 SyntacticMatches, 4 SemanticMatches, 217 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19092 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=6989, Invalid=40753, Unknown=0, NotChecked=0, Total=47742 [2018-11-18 14:32:42,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101308 states. [2018-11-18 14:32:44,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101308 to 93883. [2018-11-18 14:32:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93883 states. [2018-11-18 14:32:44,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93883 states to 93883 states and 124903 transitions. [2018-11-18 14:32:44,748 INFO L78 Accepts]: Start accepts. Automaton has 93883 states and 124903 transitions. Word has length 463 [2018-11-18 14:32:44,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:44,748 INFO L480 AbstractCegarLoop]: Abstraction has 93883 states and 124903 transitions. [2018-11-18 14:32:44,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-11-18 14:32:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 93883 states and 124903 transitions. [2018-11-18 14:32:45,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2018-11-18 14:32:45,021 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:45,021 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:32:45,022 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:45,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:45,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1332406803, now seen corresponding path program 1 times [2018-11-18 14:32:45,022 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:45,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:45,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:45,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:45,023 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1927 backedges. 625 proven. 741 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2018-11-18 14:32:45,406 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:45,406 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:32:45,407 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 833 with the following transitions: [2018-11-18 14:32:45,407 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [835], [840], [842], [843], [846], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 14:32:45,409 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:32:45,409 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:32:52,533 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:32:52,533 INFO L272 AbstractInterpreter]: Visited 180 different actions 541 times. Merged at 9 different actions 25 times. Never widened. Performed 7672 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7672 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 9 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-18 14:32:52,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:52,536 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:32:52,536 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:52,536 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:32:52,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:52,543 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:32:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:52,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:32:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1927 backedges. 1095 proven. 0 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2018-11-18 14:32:52,825 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:32:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1927 backedges. 348 proven. 6 refuted. 0 times theorem prover too weak. 1573 trivial. 0 not checked. [2018-11-18 14:32:53,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:32:53,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 3] total 7 [2018-11-18 14:32:53,082 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:53,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:32:53,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:32:53,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:32:53,083 INFO L87 Difference]: Start difference. First operand 93883 states and 124903 transitions. Second operand 3 states. [2018-11-18 14:32:54,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:54,343 INFO L93 Difference]: Finished difference Result 185137 states and 249017 transitions. [2018-11-18 14:32:54,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:32:54,344 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 832 [2018-11-18 14:32:54,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:54,344 INFO L225 Difference]: With dead ends: 185137 [2018-11-18 14:32:54,344 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:32:54,735 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1671 GetRequests, 1665 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:32:54,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:32:54,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:32:54,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:32:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:32:54,736 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 832 [2018-11-18 14:32:54,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:54,736 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:32:54,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:32:54,737 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:32:54,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:32:54,739 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:32:54,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:54,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:54,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:55,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:55,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:55,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:55,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:55,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:56,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:56,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:56,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:57,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:57,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:57,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:58,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:59,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:59,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:59,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:59,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:00,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:00,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:01,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:02,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:03,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:04,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:04,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:04,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:05,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:05,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:05,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:05,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:06,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:06,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:06,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:06,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:06,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:06,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:07,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:07,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:07,703 WARN L180 SmtUtils]: Spent 12.12 s on a formula simplification. DAG size of input: 1530 DAG size of output: 1273 [2018-11-18 14:33:07,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:07,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:07,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:08,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:08,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:08,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:09,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:09,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:09,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:09,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:10,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:11,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:11,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:11,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:12,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:12,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:12,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:13,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:14,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:14,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:14,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:14,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:14,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:14,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:14,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:15,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:15,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:15,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:15,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:15,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:15,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:15,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:16,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:16,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:16,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:16,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:16,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:17,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:17,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:17,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:17,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:18,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:18,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:18,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:18,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:18,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:19,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:19,364 WARN L180 SmtUtils]: Spent 11.66 s on a formula simplification. DAG size of input: 1533 DAG size of output: 1271 [2018-11-18 14:33:24,924 WARN L180 SmtUtils]: Spent 5.42 s on a formula simplification. DAG size of input: 1014 DAG size of output: 109 [2018-11-18 14:34:23,689 WARN L180 SmtUtils]: Spent 58.75 s on a formula simplification. DAG size of input: 1273 DAG size of output: 95 [2018-11-18 14:35:21,517 WARN L180 SmtUtils]: Spent 57.82 s on a formula simplification. DAG size of input: 1270 DAG size of output: 95 [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a23~0 |old(~a23~0)|) (<= |old(~a29~0)| ~a29~0) (<= ~a29~0 |old(~a29~0)|) (= |old(~a25~0)| ~a25~0) (= ~a4~0 |old(~a4~0)|)) [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,519 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-18 14:35:21,520 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-18 14:35:21,521 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,522 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-18 14:35:21,523 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,527 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,527 INFO L425 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,527 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,527 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,527 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,527 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 162) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,528 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse10 (= ~a23~0 |old(~a23~0)|)) (.cse11 (= |old(~a25~0)| ~a25~0)) (.cse14 (not (= 13 |old(~a25~0)|)))) (let ((.cse4 (< 0 |old(~a4~0)|)) (.cse15 (< 0 (+ |old(~a29~0)| 21))) (.cse2 (< |old(~a29~0)| 130)) (.cse3 (< 113735 |old(~a29~0)|)) (.cse8 (<= |old(~a29~0)| 277)) (.cse13 (< 137 |old(~a23~0)|)) (.cse18 (< 245 |old(~a29~0)|)) (.cse6 (< 0 (+ |old(~a29~0)| 22))) (.cse9 (not (= 1 |old(~a4~0)|))) (.cse12 (and (not (= 10 |old(~a25~0)|)) (not (= 9 |old(~a25~0)|)) .cse14)) (.cse17 (< 312 |old(~a23~0)|)) (.cse7 (< 599999 |old(~a29~0)|)) (.cse0 (not (= 15 ~a8~0))) (.cse1 (not (= 1 ~a3~0))) (.cse5 (and .cse10 (<= |old(~a29~0)| ~a29~0) .cse11 (<= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|))) (.cse16 (= 12 |old(~a25~0)|))) (and (or (or .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (or .cse0 .cse1 .cse6 .cse4 .cse5) (or .cse7 .cse8 .cse0 .cse1 (< |old(~a23~0)| 312) .cse9 .cse5) (or .cse0 .cse1 (and (= ~a29~0 |old(~a29~0)|) .cse10 .cse11 (= 1 ~a4~0)) .cse9 .cse12 (< 0 (+ |old(~a23~0)| 599772))) (or (or .cse0 .cse1 .cse2 .cse3) .cse5 (< 0 (+ |old(~a23~0)| 43))) (or .cse0 .cse1 .cse13 .cse5 (and (or .cse9 .cse14) .cse15)) (or .cse0 .cse1 .cse2 .cse16 .cse3 .cse5) (or .cse5 (or .cse17 .cse0 .cse1 .cse9 .cse15)) (or .cse0 .cse1 .cse2 .cse9 .cse3 .cse5 (and (<= |old(~a23~0)| 306) (and .cse18 .cse8 (< 138 |old(~a23~0)|)))) (or .cse0 .cse1 .cse13 .cse18 .cse9 .cse5) (or .cse0 .cse1 .cse6 .cse5 .cse9 (not .cse16)) (or .cse7 .cse0 .cse1 .cse5 .cse9 .cse12) (or .cse17 .cse7 .cse0 .cse1 .cse5 .cse16)))) [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,529 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-18 14:35:21,530 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,531 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-18 14:35:21,532 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,533 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,534 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,535 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-18 14:35:21,536 INFO L425 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,537 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,537 INFO L425 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 14:35:21,537 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:21,537 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (<= ~a29~0 130) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-18 14:35:21,537 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:35:21,537 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:21,537 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (and (<= 130 ~a29~0) (= ~a25~0 10) (= ~a23~0 312) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-11-18 14:35:21,537 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-18 14:35:21,537 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse12 (= 13 ~a25~0))) (let ((.cse1 (<= ~a29~0 245)) (.cse10 (<= (+ ~a29~0 22) 0)) (.cse4 (<= ~a23~0 312)) (.cse9 (<= ~a4~0 0)) (.cse3 (<= ~a29~0 599999)) (.cse8 (or (= 9 ~a25~0) (= 10 ~a25~0) .cse12)) (.cse11 (<= (+ ~a29~0 21) 0)) (.cse2 (= 1 ~a4~0)) (.cse0 (<= ~a23~0 137)) (.cse7 (<= ~a29~0 113735)) (.cse5 (not (= ~a25~0 12))) (.cse6 (<= 130 ~a29~0))) (or (and (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse5) (not (= 10 |old(~a25~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and (and .cse6 .cse7) (<= (+ ~a23~0 43) 0)) (not (= 1 ~a3~0)) (and (<= (+ ~a23~0 599772) 0) .cse8 .cse2) (and .cse9 .cse10) (and (and (or (< 306 ~a23~0) (<= ~a23~0 138) .cse1 (< 277 ~a29~0)) .cse6) .cse7 .cse2) (and (= 12 ~a25~0) .cse10 .cse2) (not (= 312 |old(~a23~0)|)) (and (and .cse4 .cse2) .cse11) (and (and .cse9 .cse6) .cse7) (and .cse3 (and (= ~a4~0 1) .cse6) (<= 312 ~a23~0)) (and (and .cse8 .cse2) .cse7) (and (or .cse11 (and .cse12 .cse2)) .cse0) (and .cse7 (and .cse5 .cse6)) (not (= 15 ~a8~0))))) [2018-11-18 14:35:21,537 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-18 14:35:21,537 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-18 14:35:21,538 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-11-18 14:35:21,538 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (let ((.cse12 (= 13 ~a25~0))) (let ((.cse1 (<= ~a29~0 245)) (.cse10 (<= (+ ~a29~0 22) 0)) (.cse4 (<= ~a23~0 312)) (.cse9 (<= ~a4~0 0)) (.cse3 (<= ~a29~0 599999)) (.cse8 (or (= 9 ~a25~0) (= 10 ~a25~0) .cse12)) (.cse11 (<= (+ ~a29~0 21) 0)) (.cse2 (= 1 ~a4~0)) (.cse0 (<= ~a23~0 137)) (.cse7 (<= ~a29~0 113735)) (.cse5 (not (= ~a25~0 12))) (.cse6 (<= 130 ~a29~0))) (or (and (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse5) (not (= 10 |old(~a25~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and (and .cse6 .cse7) (<= (+ ~a23~0 43) 0)) (not (= 1 ~a3~0)) (and (<= (+ ~a23~0 599772) 0) .cse8 .cse2) (and .cse9 .cse10) (and (and (or (< 306 ~a23~0) (<= ~a23~0 138) .cse1 (< 277 ~a29~0)) .cse6) .cse7 .cse2) (and (= 12 ~a25~0) .cse10 .cse2) (not (= 312 |old(~a23~0)|)) (and (and .cse4 .cse2) .cse11) (and (and .cse9 .cse6) .cse7) (and .cse3 (and (= ~a4~0 1) .cse6) (<= 312 ~a23~0)) (and (and .cse8 .cse2) .cse7) (and (or .cse11 (and .cse12 .cse2)) .cse0) (and .cse7 (and .cse5 .cse6)) (not (= 15 ~a8~0))))) [2018-11-18 14:35:21,538 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-11-18 14:35:21,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:35:21 BoogieIcfgContainer [2018-11-18 14:35:21,545 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:35:21,545 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:35:21,545 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:35:21,545 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:35:21,545 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:23:14" (3/4) ... [2018-11-18 14:35:21,547 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:35:21,551 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:35:21,551 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 14:35:21,551 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:35:21,563 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:35:21,565 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:35:21,589 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((a23 <= 137 && a29 <= 245) && 1 == a4) || ((a29 <= 599999 && a23 <= 312) && !(a25 == 12))) || !(10 == \old(a25))) || !(1 == \old(a4))) || !(130 == \old(a29))) || ((130 <= a29 && a29 <= 113735) && a23 + 43 <= 0)) || !(1 == a3)) || ((a23 + 599772 <= 0 && ((9 == a25 || 10 == a25) || 13 == a25)) && 1 == a4)) || (a4 <= 0 && a29 + 22 <= 0)) || ((((((306 < a23 || a23 <= 138) || a29 <= 245) || 277 < a29) && 130 <= a29) && a29 <= 113735) && 1 == a4)) || ((12 == a25 && a29 + 22 <= 0) && 1 == a4)) || !(312 == \old(a23))) || ((a23 <= 312 && 1 == a4) && a29 + 21 <= 0)) || ((a4 <= 0 && 130 <= a29) && a29 <= 113735)) || ((a29 <= 599999 && a4 == 1 && 130 <= a29) && 312 <= a23)) || ((((9 == a25 || 10 == a25) || 13 == a25) && 1 == a4) && a29 <= 113735)) || ((a29 + 21 <= 0 || (13 == a25 && 1 == a4)) && a23 <= 137)) || (a29 <= 113735 && !(a25 == 12) && 130 <= a29)) || !(15 == a8) [2018-11-18 14:35:21,687 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b52e08bd-9835-4c31-b705-4aad034ff23b/bin-2019/utaipan/witness.graphml [2018-11-18 14:35:21,687 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:35:21,688 INFO L168 Benchmark]: Toolchain (without parser) took 729427.82 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 956.5 MB in the beginning and 1.0 GB in the end (delta: -91.9 MB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-18 14:35:21,689 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:35:21,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 193.5 MB). Free memory was 956.5 MB in the beginning and 1.2 GB in the end (delta: -227.6 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:21,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:21,689 INFO L168 Benchmark]: Boogie Preprocessor took 65.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:21,689 INFO L168 Benchmark]: RCFGBuilder took 1205.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:21,689 INFO L168 Benchmark]: TraceAbstraction took 727405.50 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.0 GB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -45.3 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-18 14:35:21,690 INFO L168 Benchmark]: Witness Printer took 142.47 ms. Allocated memory is still 4.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 kB). Peak memory consumption was 3.6 kB. Max. memory is 11.5 GB. [2018-11-18 14:35:21,691 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 573.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 193.5 MB). Free memory was 956.5 MB in the beginning and 1.2 GB in the end (delta: -227.6 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1205.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 727405.50 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.0 GB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -45.3 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 142.47 ms. Allocated memory is still 4.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 kB). Peak memory consumption was 3.6 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 162]: 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: 1034]: Loop Invariant Derived loop invariant: (((((((((((((((((((a23 <= 137 && a29 <= 245) && 1 == a4) || ((a29 <= 599999 && a23 <= 312) && !(a25 == 12))) || !(10 == \old(a25))) || !(1 == \old(a4))) || !(130 == \old(a29))) || ((130 <= a29 && a29 <= 113735) && a23 + 43 <= 0)) || !(1 == a3)) || ((a23 + 599772 <= 0 && ((9 == a25 || 10 == a25) || 13 == a25)) && 1 == a4)) || (a4 <= 0 && a29 + 22 <= 0)) || ((((((306 < a23 || a23 <= 138) || a29 <= 245) || 277 < a29) && 130 <= a29) && a29 <= 113735) && 1 == a4)) || ((12 == a25 && a29 + 22 <= 0) && 1 == a4)) || !(312 == \old(a23))) || ((a23 <= 312 && 1 == a4) && a29 + 21 <= 0)) || ((a4 <= 0 && 130 <= a29) && a29 <= 113735)) || ((a29 <= 599999 && a4 == 1 && 130 <= a29) && 312 <= a23)) || ((((9 == a25 || 10 == a25) || 13 == a25) && 1 == a4) && a29 <= 113735)) || ((a29 + 21 <= 0 || (13 == a25 && 1 == a4)) && a23 <= 137)) || (a29 <= 113735 && !(a25 == 12) && 130 <= a29)) || !(15 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 727.3s OverallTime, 11 OverallIterations, 7 TraceHistogramMax, 531.5s AutomataDifference, 0.0s DeadEndRemovalTime, 146.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2553 SDtfs, 53836 SDslu, 5777 SDs, 0 SdLazy, 74349 SolverSat, 24289 SolverUnsat, 488 SolverUnknown, 0 SolverNotchecked, 328.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 6903 GetRequests, 6316 SyntacticMatches, 24 SemanticMatches, 563 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 33523 ImplicationChecksByTransitivity, 196.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93883occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 26.7s AbstIntTime, 8 AbstIntIterations, 1 AbstIntStrong, 0.9977954680977937 AbsIntWeakeningRatio, 0.13023255813953488 AbsIntAvgWeakeningVarsNumRemoved, 18.311627906976746 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 5.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 15665 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 1383 PreInvPairs, 2195 NumberOfFragments, 1032 HoareAnnotationTreeSize, 1383 FomulaSimplifications, 255047 FormulaSimplificationTreeSizeReduction, 24.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 525877 FormulaSimplificationTreeSizeReductionInter, 122.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 13.6s InterpolantComputationTime, 6626 NumberOfCodeBlocks, 6626 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 9636 ConstructedInterpolants, 11 QuantifiedInterpolants, 20948628 SizeOfPredicates, 13 NumberOfNonLiveVariables, 4735 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 25 InterpolantComputations, 6 PerfectInterpolantSequences, 9360/11900 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...