./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label40_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label40_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 d4fc65ef25b30818fd1841f3cfc924fa7d058e0c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:16:33,110 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:16:33,111 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:16:33,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:16:33,117 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:16:33,118 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:16:33,118 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:16:33,120 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:16:33,121 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:16:33,121 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:16:33,122 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:16:33,122 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:16:33,123 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:16:33,123 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:16:33,124 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:16:33,124 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:16:33,125 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:16:33,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:16:33,127 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:16:33,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:16:33,129 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:16:33,130 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:16:33,131 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:16:33,131 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:16:33,131 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:16:33,132 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:16:33,133 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:16:33,133 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:16:33,133 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:16:33,134 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:16:33,134 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:16:33,134 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:16:33,134 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:16:33,135 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:16:33,135 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:16:33,135 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:16:33,136 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 01:16:33,143 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:16:33,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:16:33,143 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:16:33,144 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 01:16:33,144 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 01:16:33,144 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 01:16:33,144 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 01:16:33,144 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 01:16:33,144 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 01:16:33,144 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 01:16:33,145 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 01:16:33,145 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 01:16:33,145 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 01:16:33,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:16:33,147 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:16:33,148 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:16:33,148 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:16:33,148 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:16:33,148 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:16:33,148 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 01:16:33,148 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:16:33,148 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 01:16:33,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 01:16:33,149 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:16:33,149 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:16:33,149 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:16:33,149 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 01:16:33,149 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:16:33,149 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:16:33,149 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 01:16:33,149 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_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 -> d4fc65ef25b30818fd1841f3cfc924fa7d058e0c [2018-11-23 01:16:33,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:16:33,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:16:33,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:16:33,186 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:16:33,186 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:16:33,187 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label40_true-unreach-call.c [2018-11-23 01:16:33,226 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/data/265ce6b03/30374bd1c5f4432bab762766eb649016/FLAGca0742651 [2018-11-23 01:16:33,712 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:16:33,713 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/sv-benchmarks/c/eca-rers2012/Problem11_label40_true-unreach-call.c [2018-11-23 01:16:33,724 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/data/265ce6b03/30374bd1c5f4432bab762766eb649016/FLAGca0742651 [2018-11-23 01:16:34,205 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/data/265ce6b03/30374bd1c5f4432bab762766eb649016 [2018-11-23 01:16:34,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:16:34,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:16:34,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:16:34,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:16:34,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:16:34,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@108971e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34, skipping insertion in model container [2018-11-23 01:16:34,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:16:34,268 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:16:34,592 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:34,595 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:16:34,786 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:34,798 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:16:34,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34 WrapperNode [2018-11-23 01:16:34,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:16:34,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:34,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:16:34,800 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:16:34,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:34,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:16:34,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:16:34,829 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:16:34,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:16:34,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:16:34,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:16:34,888 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:16:34,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:16:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:16:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 01:16:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 01:16:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 01:16:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 01:16:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:16:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:16:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 01:16:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 01:16:35,968 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:16:35,968 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 01:16:35,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:35 BoogieIcfgContainer [2018-11-23 01:16:35,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:16:35,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 01:16:35,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 01:16:35,971 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 01:16:35,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:16:34" (1/3) ... [2018-11-23 01:16:35,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@741f914f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:16:35, skipping insertion in model container [2018-11-23 01:16:35,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (2/3) ... [2018-11-23 01:16:35,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@741f914f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:16:35, skipping insertion in model container [2018-11-23 01:16:35,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:35" (3/3) ... [2018-11-23 01:16:35,974 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label40_true-unreach-call.c [2018-11-23 01:16:35,980 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 01:16:35,986 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 01:16:35,995 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 01:16:36,019 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 01:16:36,019 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 01:16:36,019 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 01:16:36,019 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 01:16:36,019 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 01:16:36,019 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 01:16:36,020 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 01:16:36,020 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 01:16:36,038 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-11-23 01:16:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:16:36,044 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:36,044 INFO L402 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] [2018-11-23 01:16:36,046 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:36,050 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:36,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1611366285, now seen corresponding path program 1 times [2018-11-23 01:16:36,052 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:36,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:36,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:36,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:36,081 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:36,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:36,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 01:16:36,282 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:16:36,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 01:16:36,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 01:16:36,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:16:36,295 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-11-23 01:16:37,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:37,488 INFO L93 Difference]: Finished difference Result 975 states and 1750 transitions. [2018-11-23 01:16:37,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 01:16:37,490 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2018-11-23 01:16:37,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:37,504 INFO L225 Difference]: With dead ends: 975 [2018-11-23 01:16:37,504 INFO L226 Difference]: Without dead ends: 677 [2018-11-23 01:16:37,509 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:16:37,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2018-11-23 01:16:37,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 482. [2018-11-23 01:16:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-11-23 01:16:37,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 728 transitions. [2018-11-23 01:16:37,561 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 728 transitions. Word has length 50 [2018-11-23 01:16:37,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:37,562 INFO L480 AbstractCegarLoop]: Abstraction has 482 states and 728 transitions. [2018-11-23 01:16:37,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 01:16:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 728 transitions. [2018-11-23 01:16:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:16:37,565 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:37,565 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:37,565 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:37,566 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:37,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1777722578, now seen corresponding path program 1 times [2018-11-23 01:16:37,566 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:37,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:37,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:37,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:37,567 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:37,739 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:37,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:37,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 01:16:37,740 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:16:37,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:16:37,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:16:37,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:16:37,741 INFO L87 Difference]: Start difference. First operand 482 states and 728 transitions. Second operand 6 states. [2018-11-23 01:16:38,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:38,975 INFO L93 Difference]: Finished difference Result 1548 states and 2486 transitions. [2018-11-23 01:16:38,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:16:38,976 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-11-23 01:16:38,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:38,981 INFO L225 Difference]: With dead ends: 1548 [2018-11-23 01:16:38,982 INFO L226 Difference]: Without dead ends: 1072 [2018-11-23 01:16:38,984 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:16:38,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2018-11-23 01:16:39,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1059. [2018-11-23 01:16:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1059 states. [2018-11-23 01:16:39,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1588 transitions. [2018-11-23 01:16:39,017 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1588 transitions. Word has length 122 [2018-11-23 01:16:39,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:39,017 INFO L480 AbstractCegarLoop]: Abstraction has 1059 states and 1588 transitions. [2018-11-23 01:16:39,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:16:39,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1588 transitions. [2018-11-23 01:16:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 01:16:39,020 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:39,020 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:39,021 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:39,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:39,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1954307045, now seen corresponding path program 1 times [2018-11-23 01:16:39,021 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:39,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:39,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:39,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:39,022 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:39,130 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:39,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:39,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 01:16:39,130 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:16:39,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 01:16:39,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 01:16:39,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:16:39,131 INFO L87 Difference]: Start difference. First operand 1059 states and 1588 transitions. Second operand 4 states. [2018-11-23 01:16:40,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:40,378 INFO L93 Difference]: Finished difference Result 2895 states and 4453 transitions. [2018-11-23 01:16:40,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 01:16:40,379 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2018-11-23 01:16:40,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:40,388 INFO L225 Difference]: With dead ends: 2895 [2018-11-23 01:16:40,388 INFO L226 Difference]: Without dead ends: 1842 [2018-11-23 01:16:40,393 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:16:40,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2018-11-23 01:16:40,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1639. [2018-11-23 01:16:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1639 states. [2018-11-23 01:16:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 2429 transitions. [2018-11-23 01:16:40,435 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 2429 transitions. Word has length 123 [2018-11-23 01:16:40,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:40,435 INFO L480 AbstractCegarLoop]: Abstraction has 1639 states and 2429 transitions. [2018-11-23 01:16:40,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 01:16:40,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2429 transitions. [2018-11-23 01:16:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 01:16:40,438 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:40,438 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:40,439 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:40,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:40,439 INFO L82 PathProgramCache]: Analyzing trace with hash 462412102, now seen corresponding path program 1 times [2018-11-23 01:16:40,439 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:40,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:40,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:40,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:40,440 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:40,662 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:40,662 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:40,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 01:16:40,663 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:16:40,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 01:16:40,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 01:16:40,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:16:40,664 INFO L87 Difference]: Start difference. First operand 1639 states and 2429 transitions. Second operand 7 states. [2018-11-23 01:16:42,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:42,597 INFO L93 Difference]: Finished difference Result 4719 states and 7318 transitions. [2018-11-23 01:16:42,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 01:16:42,597 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 144 [2018-11-23 01:16:42,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:42,612 INFO L225 Difference]: With dead ends: 4719 [2018-11-23 01:16:42,612 INFO L226 Difference]: Without dead ends: 2893 [2018-11-23 01:16:42,621 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-23 01:16:42,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2893 states. [2018-11-23 01:16:42,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2893 to 2750. [2018-11-23 01:16:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2750 states. [2018-11-23 01:16:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3973 transitions. [2018-11-23 01:16:42,693 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3973 transitions. Word has length 144 [2018-11-23 01:16:42,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:42,693 INFO L480 AbstractCegarLoop]: Abstraction has 2750 states and 3973 transitions. [2018-11-23 01:16:42,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 01:16:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3973 transitions. [2018-11-23 01:16:42,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-23 01:16:42,699 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:42,699 INFO L402 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, 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] [2018-11-23 01:16:42,699 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:42,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:42,700 INFO L82 PathProgramCache]: Analyzing trace with hash -2134512577, now seen corresponding path program 1 times [2018-11-23 01:16:42,700 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:42,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:42,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:42,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:42,701 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 01:16:42,935 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:42,935 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:16:42,936 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 261 with the following transitions: [2018-11-23 01:16:42,938 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:16:42,974 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:16:42,974 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:16:44,111 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:16:44,112 INFO L272 AbstractInterpreter]: Visited 125 different actions 366 times. Merged at 6 different actions 13 times. Never widened. Performed 4845 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4845 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:16:44,118 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:44,119 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:16:44,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:44,120 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:16:44,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:44,130 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:16:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:44,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:44,585 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2018-11-23 01:16:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 01:16:44,709 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:16:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 01:16:45,122 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:16:45,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 11 [2018-11-23 01:16:45,122 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:16:45,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:16:45,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:16:45,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-11-23 01:16:45,123 INFO L87 Difference]: Start difference. First operand 2750 states and 3973 transitions. Second operand 6 states. [2018-11-23 01:16:47,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:47,015 INFO L93 Difference]: Finished difference Result 8388 states and 13118 transitions. [2018-11-23 01:16:47,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 01:16:47,016 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 260 [2018-11-23 01:16:47,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:47,030 INFO L225 Difference]: With dead ends: 8388 [2018-11-23 01:16:47,030 INFO L226 Difference]: Without dead ends: 5644 [2018-11-23 01:16:47,040 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 515 SyntacticMatches, 6 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-11-23 01:16:47,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5644 states. [2018-11-23 01:16:47,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5644 to 5508. [2018-11-23 01:16:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5508 states. [2018-11-23 01:16:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5508 states to 5508 states and 8343 transitions. [2018-11-23 01:16:47,115 INFO L78 Accepts]: Start accepts. Automaton has 5508 states and 8343 transitions. Word has length 260 [2018-11-23 01:16:47,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:47,116 INFO L480 AbstractCegarLoop]: Abstraction has 5508 states and 8343 transitions. [2018-11-23 01:16:47,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:16:47,116 INFO L276 IsEmpty]: Start isEmpty. Operand 5508 states and 8343 transitions. [2018-11-23 01:16:47,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-23 01:16:47,122 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:47,123 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:47,123 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:47,123 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:47,123 INFO L82 PathProgramCache]: Analyzing trace with hash -2012194529, now seen corresponding path program 1 times [2018-11-23 01:16:47,123 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:47,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:47,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:47,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:47,124 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:47,359 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 184 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:47,359 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:47,359 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:16:47,359 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 284 with the following transitions: [2018-11-23 01:16:47,359 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [618], [621], [625], [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], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:16:47,363 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:16:47,363 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:16:47,747 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:16:47,748 INFO L272 AbstractInterpreter]: Visited 140 different actions 406 times. Merged at 4 different actions 7 times. Never widened. Performed 5656 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5656 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-23 01:16:47,750 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:47,750 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:16:47,750 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:47,750 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:16:47,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:47,768 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:16:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:47,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:47,866 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 01:16:47,866 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:16:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 01:16:47,960 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:16:47,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-23 01:16:47,961 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:16:47,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:16:47,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:16:47,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:16:47,961 INFO L87 Difference]: Start difference. First operand 5508 states and 8343 transitions. Second operand 3 states. [2018-11-23 01:16:48,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:48,708 INFO L93 Difference]: Finished difference Result 14456 states and 22921 transitions. [2018-11-23 01:16:48,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:16:48,708 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 283 [2018-11-23 01:16:48,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:48,742 INFO L225 Difference]: With dead ends: 14456 [2018-11-23 01:16:48,742 INFO L226 Difference]: Without dead ends: 8954 [2018-11-23 01:16:48,773 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 571 GetRequests, 566 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:16:48,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8954 states. [2018-11-23 01:16:48,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8954 to 8755. [2018-11-23 01:16:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8755 states. [2018-11-23 01:16:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8755 states to 8755 states and 12585 transitions. [2018-11-23 01:16:48,963 INFO L78 Accepts]: Start accepts. Automaton has 8755 states and 12585 transitions. Word has length 283 [2018-11-23 01:16:48,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:48,963 INFO L480 AbstractCegarLoop]: Abstraction has 8755 states and 12585 transitions. [2018-11-23 01:16:48,963 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:16:48,964 INFO L276 IsEmpty]: Start isEmpty. Operand 8755 states and 12585 transitions. [2018-11-23 01:16:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 01:16:48,979 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:48,979 INFO L402 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, 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] [2018-11-23 01:16:48,979 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:48,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:48,980 INFO L82 PathProgramCache]: Analyzing trace with hash -2131541444, now seen corresponding path program 1 times [2018-11-23 01:16:48,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:48,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:48,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:48,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:48,981 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 82 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:49,206 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:49,206 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:16:49,206 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 298 with the following transitions: [2018-11-23 01:16:49,206 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [784], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:16:49,210 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:16:49,210 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:16:49,814 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:16:49,814 INFO L272 AbstractInterpreter]: Visited 140 different actions 550 times. Merged at 6 different actions 22 times. Never widened. Performed 7659 root evaluator evaluations with a maximum evaluation depth of 16. Performed 7659 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-23 01:16:49,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:49,833 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:16:49,833 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:49,833 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:16:49,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:49,841 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:16:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:49,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 01:16:49,950 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:16:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 01:16:50,057 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:16:50,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 8 [2018-11-23 01:16:50,057 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:16:50,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:16:50,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:16:50,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 01:16:50,058 INFO L87 Difference]: Start difference. First operand 8755 states and 12585 transitions. Second operand 3 states. [2018-11-23 01:16:50,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:50,742 INFO L93 Difference]: Finished difference Result 19431 states and 28507 transitions. [2018-11-23 01:16:50,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:16:50,743 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 297 [2018-11-23 01:16:50,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:50,771 INFO L225 Difference]: With dead ends: 19431 [2018-11-23 01:16:50,771 INFO L226 Difference]: Without dead ends: 10682 [2018-11-23 01:16:50,788 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 604 GetRequests, 596 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 01:16:50,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10682 states. [2018-11-23 01:16:50,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10682 to 9733. [2018-11-23 01:16:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9733 states. [2018-11-23 01:16:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9733 states to 9733 states and 13850 transitions. [2018-11-23 01:16:51,019 INFO L78 Accepts]: Start accepts. Automaton has 9733 states and 13850 transitions. Word has length 297 [2018-11-23 01:16:51,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:51,019 INFO L480 AbstractCegarLoop]: Abstraction has 9733 states and 13850 transitions. [2018-11-23 01:16:51,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:16:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 9733 states and 13850 transitions. [2018-11-23 01:16:51,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-11-23 01:16:51,045 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:51,045 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:51,045 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:51,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:51,046 INFO L82 PathProgramCache]: Analyzing trace with hash 309264218, now seen corresponding path program 1 times [2018-11-23 01:16:51,046 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:16:51,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:51,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:51,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:51,047 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:16:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 01:16:51,347 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:51,347 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:16:51,347 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 357 with the following transitions: [2018-11-23 01:16:51,347 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [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], [960], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:16:51,351 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:16:51,351 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:16:51,753 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:16:51,754 INFO L272 AbstractInterpreter]: Visited 186 different actions 731 times. Merged at 6 different actions 20 times. Never widened. Performed 10726 root evaluator evaluations with a maximum evaluation depth of 9. Performed 10726 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:16:51,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:51,761 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:16:51,761 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:51,761 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:16:51,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:51,773 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:16:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:51,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:53,499 WARN L180 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2018-11-23 01:16:53,655 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 9 proven. 83 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 01:16:53,655 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:16:53,833 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:53,861 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:53,890 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:53,918 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:53,949 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:53,977 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,006 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,044 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,085 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,119 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,157 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,195 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,237 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,269 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,295 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,323 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,353 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,380 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,408 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,435 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,462 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,489 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,515 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,542 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,568 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,603 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,630 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,657 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,694 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,729 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,765 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,794 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,833 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,859 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,886 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,925 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,953 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:54,981 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,008 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,036 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,064 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,091 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,119 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,146 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,175 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,204 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,231 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,258 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,286 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,314 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,351 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,377 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,402 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,437 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,474 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,512 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,539 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,567 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,593 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,619 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,645 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,671 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,697 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,750 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,775 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,813 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,838 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,863 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,888 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,913 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,939 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:55,990 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,015 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,040 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,065 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,090 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,116 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,141 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,166 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,191 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,216 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,240 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,266 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,293 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,321 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,352 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,379 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,403 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,428 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,453 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,479 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,512 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,542 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,574 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,599 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,626 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,652 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,683 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,709 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,736 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,764 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,791 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,827 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,861 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,895 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,921 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,947 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:56,989 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,019 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,072 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,110 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,149 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,186 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,223 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,261 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,306 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,351 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,397 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,424 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,452 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,479 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,510 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,539 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,565 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,590 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,622 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,649 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,676 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,703 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,729 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,756 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,783 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,810 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,838 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,865 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,893 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,924 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,952 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:57,979 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,006 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,033 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,060 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,087 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,115 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,142 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,168 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,241 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,264 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,289 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,313 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,338 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,363 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,395 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,420 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,447 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,471 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,495 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,520 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,545 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,595 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,620 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,645 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,675 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:16:58,700 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:17:03,704 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 89 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:03,719 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:17:03,720 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2018-11-23 01:17:03,720 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:17:03,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 01:17:03,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 01:17:03,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=299, Unknown=2, NotChecked=0, Total=420 [2018-11-23 01:17:03,720 INFO L87 Difference]: Start difference. First operand 9733 states and 13850 transitions. Second operand 15 states. [2018-11-23 01:17:05,898 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 35 [2018-11-23 01:17:52,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:17:52,129 INFO L93 Difference]: Finished difference Result 39319 states and 68525 transitions. [2018-11-23 01:17:52,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-23 01:17:52,130 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 356 [2018-11-23 01:17:52,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:17:52,304 INFO L225 Difference]: With dead ends: 39319 [2018-11-23 01:17:52,304 INFO L226 Difference]: Without dead ends: 29592 [2018-11-23 01:17:52,369 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 757 GetRequests, 536 SyntacticMatches, 169 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2053 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=743, Invalid=2117, Unknown=2, NotChecked=0, Total=2862 [2018-11-23 01:17:52,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29592 states. [2018-11-23 01:17:53,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29592 to 27475. [2018-11-23 01:17:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27475 states. [2018-11-23 01:17:53,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27475 states to 27475 states and 39094 transitions. [2018-11-23 01:17:53,362 INFO L78 Accepts]: Start accepts. Automaton has 27475 states and 39094 transitions. Word has length 356 [2018-11-23 01:17:53,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:17:53,363 INFO L480 AbstractCegarLoop]: Abstraction has 27475 states and 39094 transitions. [2018-11-23 01:17:53,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 01:17:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 27475 states and 39094 transitions. [2018-11-23 01:17:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-23 01:17:53,443 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:17:53,443 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:17:53,443 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:17:53,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:17:53,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1336205480, now seen corresponding path program 1 times [2018-11-23 01:17:53,444 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:17:53,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:17:53,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:17:53,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:17:53,445 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:17:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:53,698 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 01:17:53,698 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:17:53,698 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:17:53,698 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 394 with the following transitions: [2018-11-23 01:17:53,699 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [538], [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], [854], [859], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:17:53,701 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:17:53,702 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:17:54,234 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:17:54,234 INFO L272 AbstractInterpreter]: Visited 155 different actions 608 times. Merged at 6 different actions 20 times. Never widened. Performed 8410 root evaluator evaluations with a maximum evaluation depth of 16. Performed 8410 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:17:54,235 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:17:54,236 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:17:54,236 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:17:54,236 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:17:54,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:17:54,245 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:17:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:54,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:17:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 01:17:54,357 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:17:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 01:17:54,481 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:17:54,481 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2018-11-23 01:17:54,482 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:17:54,482 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 01:17:54,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 01:17:54,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:17:54,483 INFO L87 Difference]: Start difference. First operand 27475 states and 39094 transitions. Second operand 7 states. [2018-11-23 01:17:56,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:17:56,244 INFO L93 Difference]: Finished difference Result 70246 states and 106806 transitions. [2018-11-23 01:17:56,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 01:17:56,245 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 393 [2018-11-23 01:17:56,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:17:56,409 INFO L225 Difference]: With dead ends: 70246 [2018-11-23 01:17:56,410 INFO L226 Difference]: Without dead ends: 43155 [2018-11-23 01:17:56,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 799 GetRequests, 787 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-11-23 01:17:56,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43155 states. [2018-11-23 01:17:57,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43155 to 42439. [2018-11-23 01:17:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42439 states. [2018-11-23 01:17:57,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42439 states to 42439 states and 60646 transitions. [2018-11-23 01:17:57,150 INFO L78 Accepts]: Start accepts. Automaton has 42439 states and 60646 transitions. Word has length 393 [2018-11-23 01:17:57,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:17:57,150 INFO L480 AbstractCegarLoop]: Abstraction has 42439 states and 60646 transitions. [2018-11-23 01:17:57,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 01:17:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 42439 states and 60646 transitions. [2018-11-23 01:17:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2018-11-23 01:17:57,214 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:17:57,214 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:17:57,214 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:17:57,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:17:57,215 INFO L82 PathProgramCache]: Analyzing trace with hash -378725280, now seen corresponding path program 1 times [2018-11-23 01:17:57,215 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:17:57,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:17:57,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:17:57,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:17:57,216 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:17:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:57,961 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 349 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:17:57,961 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:17:57,961 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:17:57,961 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 396 with the following transitions: [2018-11-23 01:17:57,961 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [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], [726], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:17:57,964 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:17:57,964 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:17:59,263 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:17:59,263 INFO L272 AbstractInterpreter]: Visited 141 different actions 560 times. Merged at 7 different actions 27 times. Never widened. Performed 7904 root evaluator evaluations with a maximum evaluation depth of 21. Performed 7904 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 7 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-23 01:17:59,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:17:59,269 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:17:59,269 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:17:59,269 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:17:59,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:17:59,275 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:17:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:17:59,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:17:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 391 proven. 2 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 01:17:59,427 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:17:59,614 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 251 proven. 94 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 01:17:59,630 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:17:59,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 5, 5] total 21 [2018-11-23 01:17:59,630 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:17:59,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-23 01:17:59,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-23 01:17:59,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2018-11-23 01:17:59,631 INFO L87 Difference]: Start difference. First operand 42439 states and 60646 transitions. Second operand 20 states. [2018-11-23 01:18:08,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:18:08,921 INFO L93 Difference]: Finished difference Result 101498 states and 168749 transitions. [2018-11-23 01:18:08,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2018-11-23 01:18:08,922 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 395 [2018-11-23 01:18:08,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:18:09,085 INFO L225 Difference]: With dead ends: 101498 [2018-11-23 01:18:09,085 INFO L226 Difference]: Without dead ends: 43126 [2018-11-23 01:18:09,323 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 929 GetRequests, 814 SyntacticMatches, 2 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4816 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1921, Invalid=11189, Unknown=0, NotChecked=0, Total=13110 [2018-11-23 01:18:09,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43126 states. [2018-11-23 01:18:10,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43126 to 39799. [2018-11-23 01:18:10,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39799 states. [2018-11-23 01:18:10,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39799 states to 39799 states and 54186 transitions. [2018-11-23 01:18:10,095 INFO L78 Accepts]: Start accepts. Automaton has 39799 states and 54186 transitions. Word has length 395 [2018-11-23 01:18:10,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:18:10,095 INFO L480 AbstractCegarLoop]: Abstraction has 39799 states and 54186 transitions. [2018-11-23 01:18:10,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-23 01:18:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 39799 states and 54186 transitions. [2018-11-23 01:18:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-11-23 01:18:10,130 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:18:10,131 INFO L402 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, 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, 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] [2018-11-23 01:18:10,131 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:18:10,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:18:10,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1213771227, now seen corresponding path program 1 times [2018-11-23 01:18:10,131 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:18:10,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:18:10,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:18:10,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:18:10,132 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:18:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 352 proven. 99 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:18:10,458 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:18:10,459 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:18:10,459 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 425 with the following transitions: [2018-11-23 01:18:10,459 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [629], [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], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [859], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:18:10,463 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:18:10,463 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:18:10,773 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:18:10,773 INFO L272 AbstractInterpreter]: Visited 155 different actions 456 times. Merged at 6 different actions 13 times. Never widened. Performed 6229 root evaluator evaluations with a maximum evaluation depth of 16. Performed 6229 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:18:10,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:18:10,780 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:18:10,781 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:18:10,781 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/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 [2018-11-23 01:18:10,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:18:10,798 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:18:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:10,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:18:10,928 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 357 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 01:18:10,928 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:18:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 357 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 01:18:11,070 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:18:11,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 7 [2018-11-23 01:18:11,071 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:18:11,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:18:11,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:18:11,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:18:11,072 INFO L87 Difference]: Start difference. First operand 39799 states and 54186 transitions. Second operand 6 states. [2018-11-23 01:18:12,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:18:12,393 INFO L93 Difference]: Finished difference Result 77510 states and 110984 transitions. [2018-11-23 01:18:12,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:18:12,393 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 424 [2018-11-23 01:18:12,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:18:12,498 INFO L225 Difference]: With dead ends: 77510 [2018-11-23 01:18:12,498 INFO L226 Difference]: Without dead ends: 37907 [2018-11-23 01:18:12,578 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 861 GetRequests, 849 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-11-23 01:18:12,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37907 states. [2018-11-23 01:18:13,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37907 to 35377. [2018-11-23 01:18:13,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35377 states. [2018-11-23 01:18:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35377 states to 35377 states and 43743 transitions. [2018-11-23 01:18:13,227 INFO L78 Accepts]: Start accepts. Automaton has 35377 states and 43743 transitions. Word has length 424 [2018-11-23 01:18:13,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:18:13,228 INFO L480 AbstractCegarLoop]: Abstraction has 35377 states and 43743 transitions. [2018-11-23 01:18:13,228 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:18:13,228 INFO L276 IsEmpty]: Start isEmpty. Operand 35377 states and 43743 transitions. [2018-11-23 01:18:13,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-11-23 01:18:13,261 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:18:13,262 INFO L402 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, 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, 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] [2018-11-23 01:18:13,262 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:18:13,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:18:13,262 INFO L82 PathProgramCache]: Analyzing trace with hash 780819595, now seen corresponding path program 1 times [2018-11-23 01:18:13,262 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:18:13,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:18:13,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:18:13,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:18:13,263 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:18:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 134 proven. 233 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-23 01:18:13,760 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:18:13,760 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:18:13,760 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 436 with the following transitions: [2018-11-23 01:18:13,761 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [653], [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], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [859], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:18:13,763 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:18:13,763 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:18:14,281 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:18:14,281 INFO L272 AbstractInterpreter]: Visited 159 different actions 625 times. Merged at 7 different actions 24 times. Never widened. Performed 8943 root evaluator evaluations with a maximum evaluation depth of 17. Performed 8943 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 6 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:18:14,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:18:14,283 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:18:14,283 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:18:14,283 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:18:14,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:18:14,293 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:18:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:18:14,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:18:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 322 proven. 106 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 01:18:15,701 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:18:18,237 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 365 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:18:18,252 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:18:18,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 16 [2018-11-23 01:18:18,252 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:18:18,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 01:18:18,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 01:18:18,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=176, Unknown=3, NotChecked=0, Total=240 [2018-11-23 01:18:18,253 INFO L87 Difference]: Start difference. First operand 35377 states and 43743 transitions. Second operand 11 states. [2018-11-23 01:19:05,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:19:05,975 INFO L93 Difference]: Finished difference Result 90914 states and 123528 transitions. [2018-11-23 01:19:05,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-23 01:19:05,976 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 435 [2018-11-23 01:19:05,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:19:06,204 INFO L225 Difference]: With dead ends: 90914 [2018-11-23 01:19:06,204 INFO L226 Difference]: Without dead ends: 55733 [2018-11-23 01:19:06,298 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 911 GetRequests, 875 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=276, Invalid=767, Unknown=13, NotChecked=0, Total=1056 [2018-11-23 01:19:06,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55733 states. [2018-11-23 01:19:07,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55733 to 52078. [2018-11-23 01:19:07,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52078 states. [2018-11-23 01:19:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52078 states to 52078 states and 65189 transitions. [2018-11-23 01:19:07,292 INFO L78 Accepts]: Start accepts. Automaton has 52078 states and 65189 transitions. Word has length 435 [2018-11-23 01:19:07,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:19:07,292 INFO L480 AbstractCegarLoop]: Abstraction has 52078 states and 65189 transitions. [2018-11-23 01:19:07,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 01:19:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 52078 states and 65189 transitions. [2018-11-23 01:19:07,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-11-23 01:19:07,334 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:19:07,334 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:19:07,335 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:19:07,335 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:19:07,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1955683408, now seen corresponding path program 1 times [2018-11-23 01:19:07,335 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:19:07,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:19:07,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:19:07,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:19:07,336 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:19:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-11-23 01:19:07,606 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:19:07,606 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:19:07,606 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 461 with the following transitions: [2018-11-23 01:19:07,606 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [570], [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], [960], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:19:07,609 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:19:07,609 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:19:08,096 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:19:08,097 INFO L272 AbstractInterpreter]: Visited 185 different actions 911 times. Merged at 7 different actions 32 times. Never widened. Performed 13404 root evaluator evaluations with a maximum evaluation depth of 9. Performed 13404 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 8 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:19:08,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:19:08,105 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:19:08,105 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:19:08,105 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:19:08,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:19:08,114 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:19:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:08,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:19:10,292 WARN L180 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-11-23 01:19:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 324 proven. 2 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 01:19:13,230 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:19:13,395 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 3 [2018-11-23 01:19:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 219 proven. 88 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:19:13,540 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:19:13,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 5] total 16 [2018-11-23 01:19:13,541 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:19:13,541 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 01:19:13,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 01:19:13,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=196, Unknown=2, NotChecked=0, Total=240 [2018-11-23 01:19:13,541 INFO L87 Difference]: Start difference. First operand 52078 states and 65189 transitions. Second operand 14 states. [2018-11-23 01:19:28,949 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 23 [2018-11-23 01:19:30,231 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 32 [2018-11-23 01:19:44,588 WARN L180 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2018-11-23 01:19:52,405 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-11-23 01:19:55,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:19:55,554 INFO L93 Difference]: Finished difference Result 132569 states and 177697 transitions. [2018-11-23 01:19:55,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-11-23 01:19:55,555 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 460 [2018-11-23 01:19:55,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:19:55,804 INFO L225 Difference]: With dead ends: 132569 [2018-11-23 01:19:55,804 INFO L226 Difference]: Without dead ends: 80687 [2018-11-23 01:19:55,914 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1016 GetRequests, 916 SyntacticMatches, 9 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3076 ImplicationChecksByTransitivity, 12.0s TimeCoverageRelationStatistics Valid=1512, Invalid=7040, Unknown=4, NotChecked=0, Total=8556 [2018-11-23 01:19:55,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80687 states. [2018-11-23 01:19:57,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80687 to 71346. [2018-11-23 01:19:57,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71346 states. [2018-11-23 01:19:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71346 states to 71346 states and 88086 transitions. [2018-11-23 01:19:57,171 INFO L78 Accepts]: Start accepts. Automaton has 71346 states and 88086 transitions. Word has length 460 [2018-11-23 01:19:57,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:19:57,171 INFO L480 AbstractCegarLoop]: Abstraction has 71346 states and 88086 transitions. [2018-11-23 01:19:57,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 01:19:57,171 INFO L276 IsEmpty]: Start isEmpty. Operand 71346 states and 88086 transitions. [2018-11-23 01:19:57,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2018-11-23 01:19:57,228 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:19:57,228 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:19:57,228 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:19:57,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:19:57,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1230274978, now seen corresponding path program 1 times [2018-11-23 01:19:57,229 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:19:57,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:19:57,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:19:57,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:19:57,229 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:19:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:57,581 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 137 proven. 182 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 01:19:57,581 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:19:57,581 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:19:57,582 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 506 with the following transitions: [2018-11-23 01:19:57,582 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [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], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [1002], [1005], [1008], [1012], [1013], [1017], [1021], [1032], [1036], [1040], [1044], [1055], [1059], [1063], [1067], [1070], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:19:57,584 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:19:57,584 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:19:58,248 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:19:58,248 INFO L272 AbstractInterpreter]: Visited 197 different actions 586 times. Merged at 7 different actions 19 times. Never widened. Performed 8255 root evaluator evaluations with a maximum evaluation depth of 18. Performed 8255 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:19:58,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:19:58,256 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:19:58,256 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:19:58,257 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:19:58,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:19:58,266 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:19:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:19:58,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:19:58,518 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 318 proven. 2 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-23 01:19:58,518 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:19:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 318 proven. 2 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-23 01:19:58,960 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:19:58,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-23 01:19:58,961 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:19:58,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 01:19:58,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 01:19:58,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2018-11-23 01:19:58,961 INFO L87 Difference]: Start difference. First operand 71346 states and 88086 transitions. Second operand 11 states. [2018-11-23 01:20:04,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:20:04,182 INFO L93 Difference]: Finished difference Result 157352 states and 194755 transitions. [2018-11-23 01:20:04,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-11-23 01:20:04,183 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 505 [2018-11-23 01:20:04,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:20:04,341 INFO L225 Difference]: With dead ends: 157352 [2018-11-23 01:20:04,342 INFO L226 Difference]: Without dead ends: 86202 [2018-11-23 01:20:04,424 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1114 GetRequests, 1053 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1170 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=624, Invalid=3158, Unknown=0, NotChecked=0, Total=3782 [2018-11-23 01:20:04,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86202 states. [2018-11-23 01:20:05,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86202 to 84004. [2018-11-23 01:20:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84004 states. [2018-11-23 01:20:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84004 states to 84004 states and 99419 transitions. [2018-11-23 01:20:05,452 INFO L78 Accepts]: Start accepts. Automaton has 84004 states and 99419 transitions. Word has length 505 [2018-11-23 01:20:05,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:20:05,452 INFO L480 AbstractCegarLoop]: Abstraction has 84004 states and 99419 transitions. [2018-11-23 01:20:05,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 01:20:05,452 INFO L276 IsEmpty]: Start isEmpty. Operand 84004 states and 99419 transitions. [2018-11-23 01:20:05,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2018-11-23 01:20:05,523 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:20:05,524 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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] [2018-11-23 01:20:05,524 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:20:05,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:20:05,524 INFO L82 PathProgramCache]: Analyzing trace with hash -1050671979, now seen corresponding path program 1 times [2018-11-23 01:20:05,525 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:20:05,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:05,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:20:05,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:05,525 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:20:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 381 proven. 100 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-11-23 01:20:05,758 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:20:05,758 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:20:05,758 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 575 with the following transitions: [2018-11-23 01:20:05,758 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [618], [623], [625], [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], [784], [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], [960], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:20:05,760 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:20:05,760 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:20:06,206 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:20:06,207 INFO L272 AbstractInterpreter]: Visited 186 different actions 916 times. Merged at 7 different actions 32 times. Never widened. Performed 13358 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13358 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 8 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:20:06,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:20:06,208 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:20:06,208 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:20:06,209 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:20:06,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:20:06,215 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:20:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:06,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:20:06,411 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 676 proven. 2 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-23 01:20:06,412 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:20:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 381 proven. 100 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-11-23 01:20:06,600 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:20:06,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 01:20:06,600 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:20:06,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 01:20:06,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 01:20:06,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 01:20:06,602 INFO L87 Difference]: Start difference. First operand 84004 states and 99419 transitions. Second operand 9 states. [2018-11-23 01:20:08,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:20:08,957 INFO L93 Difference]: Finished difference Result 168662 states and 202095 transitions. [2018-11-23 01:20:08,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 01:20:08,958 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 574 [2018-11-23 01:20:08,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:20:09,116 INFO L225 Difference]: With dead ends: 168662 [2018-11-23 01:20:09,116 INFO L226 Difference]: Without dead ends: 78898 [2018-11-23 01:20:09,243 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1167 GetRequests, 1150 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-11-23 01:20:09,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78898 states. [2018-11-23 01:20:10,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78898 to 75388. [2018-11-23 01:20:10,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75388 states. [2018-11-23 01:20:10,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75388 states to 75388 states and 86779 transitions. [2018-11-23 01:20:10,237 INFO L78 Accepts]: Start accepts. Automaton has 75388 states and 86779 transitions. Word has length 574 [2018-11-23 01:20:10,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:20:10,238 INFO L480 AbstractCegarLoop]: Abstraction has 75388 states and 86779 transitions. [2018-11-23 01:20:10,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 01:20:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 75388 states and 86779 transitions. [2018-11-23 01:20:10,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2018-11-23 01:20:10,287 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:20:10,287 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:20:10,287 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:20:10,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:20:10,288 INFO L82 PathProgramCache]: Analyzing trace with hash -79253466, now seen corresponding path program 1 times [2018-11-23 01:20:10,288 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:20:10,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:10,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:20:10,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:10,289 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:20:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:10,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 561 proven. 42 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-11-23 01:20:10,553 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:20:10,553 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:20:10,554 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 605 with the following transitions: [2018-11-23 01:20:10,554 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [534], [535], [539], [543], [547], [551], [555], [559], [562], [563], [567], [570], [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], [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], [960], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:20:10,556 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:20:10,556 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:20:14,840 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:20:14,840 INFO L272 AbstractInterpreter]: Visited 187 different actions 746 times. Merged at 9 different actions 34 times. Widened at 1 different actions 1 times. Performed 10847 root evaluator evaluations with a maximum evaluation depth of 22. Performed 10847 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 4 different actions. Largest state had 28 variables. [2018-11-23 01:20:14,841 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:20:14,841 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:20:14,841 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:20:14,842 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:20:14,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:20:14,849 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:20:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:14,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:20:15,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 561 proven. 42 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-11-23 01:20:15,385 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:20:15,487 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,507 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,528 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,550 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,571 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,592 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,618 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,641 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,661 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,682 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,702 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,724 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,746 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,768 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,791 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,811 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,833 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,862 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,887 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,910 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,947 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,967 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:15,989 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,010 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,032 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,059 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,080 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,101 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,123 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,145 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,174 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,203 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,234 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,256 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,276 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,296 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,317 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,339 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,362 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,382 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,409 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,431 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,451 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,472 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,499 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,525 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,549 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,572 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,593 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,614 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,634 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,655 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,676 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,696 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,718 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,746 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,769 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,790 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,811 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,833 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,854 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,875 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,898 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,921 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,943 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,963 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:16,984 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,006 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,028 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,048 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,068 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,088 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,108 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,130 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,151 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,173 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,194 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,215 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,237 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,258 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,278 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,298 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,319 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,341 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,362 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,383 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,404 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,426 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,448 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,468 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,488 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,509 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,531 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,552 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,574 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,595 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,617 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,640 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,661 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,681 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,701 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,722 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,745 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,766 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,786 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,808 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,830 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,852 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,873 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,893 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,913 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,935 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,957 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,979 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:17,999 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,021 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,042 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,064 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,083 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,103 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,124 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,146 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,167 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,187 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,209 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,231 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,253 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,275 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,295 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,315 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,336 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,366 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,390 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,413 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,434 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,456 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,477 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,498 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,517 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,538 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,559 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,581 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,601 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,623 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,644 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,666 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,686 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,713 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,737 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,759 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,780 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,803 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,824 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,845 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,866 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,885 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,905 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,925 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,947 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,968 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:18,989 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:19,015 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:19,048 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:19,076 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:19,104 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:19,130 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:19,154 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 01:20:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 601 proven. 2 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-11-23 01:20:19,850 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:20:19,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 6] total 15 [2018-11-23 01:20:19,851 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:20:19,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 01:20:19,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 01:20:19,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2018-11-23 01:20:19,852 INFO L87 Difference]: Start difference. First operand 75388 states and 86779 transitions. Second operand 12 states. [2018-11-23 01:20:23,344 WARN L180 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 38 [2018-11-23 01:20:37,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:20:37,940 INFO L93 Difference]: Finished difference Result 164074 states and 189328 transitions. [2018-11-23 01:20:37,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-23 01:20:37,941 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 604 [2018-11-23 01:20:37,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:20:38,122 INFO L225 Difference]: With dead ends: 164074 [2018-11-23 01:20:38,123 INFO L226 Difference]: Without dead ends: 97144 [2018-11-23 01:20:38,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1236 GetRequests, 1046 SyntacticMatches, 167 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2121 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=176, Invalid=424, Unknown=0, NotChecked=0, Total=600 [2018-11-23 01:20:38,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97144 states. [2018-11-23 01:20:39,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97144 to 89602. [2018-11-23 01:20:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89602 states. [2018-11-23 01:20:39,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89602 states to 89602 states and 102922 transitions. [2018-11-23 01:20:39,617 INFO L78 Accepts]: Start accepts. Automaton has 89602 states and 102922 transitions. Word has length 604 [2018-11-23 01:20:39,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:20:39,618 INFO L480 AbstractCegarLoop]: Abstraction has 89602 states and 102922 transitions. [2018-11-23 01:20:39,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 01:20:39,618 INFO L276 IsEmpty]: Start isEmpty. Operand 89602 states and 102922 transitions. [2018-11-23 01:20:39,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2018-11-23 01:20:39,694 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:20:39,694 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:20:39,694 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:20:39,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:20:39,695 INFO L82 PathProgramCache]: Analyzing trace with hash -2077940752, now seen corresponding path program 1 times [2018-11-23 01:20:39,695 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:20:39,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:39,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:20:39,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:39,696 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:20:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 850 proven. 102 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-23 01:20:41,180 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:20:41,180 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:20:41,181 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 677 with the following transitions: [2018-11-23 01:20:41,181 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [562], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [618], [623], [625], [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], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [800], [803], [807], [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], [960], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:20:41,183 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:20:41,183 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:20:41,642 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:20:41,642 INFO L272 AbstractInterpreter]: Visited 191 different actions 942 times. Merged at 9 different actions 45 times. Widened at 1 different actions 2 times. Performed 13721 root evaluator evaluations with a maximum evaluation depth of 14. Performed 13721 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 12 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-23 01:20:41,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:20:41,645 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:20:41,645 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:20:41,645 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:20:41,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:20:41,653 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:20:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:41,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:20:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 669 proven. 2 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2018-11-23 01:20:42,087 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:20:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 669 proven. 2 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2018-11-23 01:20:42,528 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:20:42,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 5, 5] total 27 [2018-11-23 01:20:42,529 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:20:42,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-11-23 01:20:42,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-11-23 01:20:42,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=603, Unknown=0, NotChecked=0, Total=702 [2018-11-23 01:20:42,530 INFO L87 Difference]: Start difference. First operand 89602 states and 102922 transitions. Second operand 25 states. [2018-11-23 01:20:54,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:20:54,575 INFO L93 Difference]: Finished difference Result 178773 states and 212596 transitions. [2018-11-23 01:20:54,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2018-11-23 01:20:54,575 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 676 [2018-11-23 01:20:54,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:20:54,766 INFO L225 Difference]: With dead ends: 178773 [2018-11-23 01:20:54,766 INFO L226 Difference]: Without dead ends: 85905 [2018-11-23 01:20:54,884 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1517 GetRequests, 1405 SyntacticMatches, 1 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4180 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=2048, Invalid=10608, Unknown=0, NotChecked=0, Total=12656 [2018-11-23 01:20:54,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85905 states. [2018-11-23 01:20:56,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85905 to 81680. [2018-11-23 01:20:56,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81680 states. [2018-11-23 01:20:56,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81680 states to 81680 states and 91403 transitions. [2018-11-23 01:20:56,221 INFO L78 Accepts]: Start accepts. Automaton has 81680 states and 91403 transitions. Word has length 676 [2018-11-23 01:20:56,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:20:56,222 INFO L480 AbstractCegarLoop]: Abstraction has 81680 states and 91403 transitions. [2018-11-23 01:20:56,222 INFO L481 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-11-23 01:20:56,222 INFO L276 IsEmpty]: Start isEmpty. Operand 81680 states and 91403 transitions. [2018-11-23 01:20:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 691 [2018-11-23 01:20:56,272 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:20:56,272 INFO L402 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 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] [2018-11-23 01:20:56,272 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:20:56,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:20:56,273 INFO L82 PathProgramCache]: Analyzing trace with hash -241951281, now seen corresponding path program 1 times [2018-11-23 01:20:56,273 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:20:56,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:56,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:20:56,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:20:56,274 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:20:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:20:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1635 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1341 trivial. 0 not checked. [2018-11-23 01:20:56,527 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:20:56,527 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:20:56,527 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 691 with the following transitions: [2018-11-23 01:20:56,527 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [526], [527], [531], [535], [539], [543], [547], [551], [555], [559], [562], [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], [726], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [800], [805], [807], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:20:56,529 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:20:56,530 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:21:00,845 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:21:00,845 INFO L272 AbstractInterpreter]: Visited 150 different actions 742 times. Merged at 9 different actions 41 times. Never widened. Performed 10610 root evaluator evaluations with a maximum evaluation depth of 21. Performed 10610 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 17 fixpoints after 4 different actions. Largest state had 28 variables. [2018-11-23 01:21:00,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:21:00,847 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:21:00,847 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:21:00,847 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:21:00,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:21:00,854 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:21:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:21:00,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:21:01,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1635 backedges. 957 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2018-11-23 01:21:01,111 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:21:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1635 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1341 trivial. 0 not checked. [2018-11-23 01:21:01,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:21:01,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-11-23 01:21:01,252 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:21:01,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:21:01,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:21:01,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:21:01,253 INFO L87 Difference]: Start difference. First operand 81680 states and 91403 transitions. Second operand 3 states. [2018-11-23 01:21:02,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:21:02,445 INFO L93 Difference]: Finished difference Result 132681 states and 148635 transitions. [2018-11-23 01:21:02,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:21:02,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 690 [2018-11-23 01:21:02,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:21:02,549 INFO L225 Difference]: With dead ends: 132681 [2018-11-23 01:21:02,550 INFO L226 Difference]: Without dead ends: 63436 [2018-11-23 01:21:02,619 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1382 GetRequests, 1381 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:21:02,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63436 states. [2018-11-23 01:21:03,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63436 to 62626. [2018-11-23 01:21:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62626 states. [2018-11-23 01:21:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62626 states to 62626 states and 69149 transitions. [2018-11-23 01:21:03,487 INFO L78 Accepts]: Start accepts. Automaton has 62626 states and 69149 transitions. Word has length 690 [2018-11-23 01:21:03,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:21:03,487 INFO L480 AbstractCegarLoop]: Abstraction has 62626 states and 69149 transitions. [2018-11-23 01:21:03,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:21:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand 62626 states and 69149 transitions. [2018-11-23 01:21:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 693 [2018-11-23 01:21:03,529 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:21:03,530 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-11-23 01:21:03,530 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:21:03,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:21:03,530 INFO L82 PathProgramCache]: Analyzing trace with hash -850992110, now seen corresponding path program 1 times [2018-11-23 01:21:03,530 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:21:03,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:21:03,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:21:03,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:21:03,531 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:21:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:21:04,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 715 proven. 94 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-11-23 01:21:04,011 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:21:04,011 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:21:04,012 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 693 with the following transitions: [2018-11-23 01:21:04,012 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], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [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], [534], [535], [539], [543], [547], [551], [555], [559], [562], [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], [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], [960], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1002], [1005], [1008], [1012], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:21:04,014 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:21:04,015 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:21:08,188 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:21:08,188 INFO L272 AbstractInterpreter]: Visited 190 different actions 756 times. Merged at 9 different actions 34 times. Widened at 1 different actions 1 times. Performed 10973 root evaluator evaluations with a maximum evaluation depth of 22. Performed 10973 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 4 different actions. Largest state had 28 variables. [2018-11-23 01:21:08,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:21:08,190 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:21:08,190 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:21:08,190 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:21:08,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:21:08,197 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:21:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:21:08,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:21:08,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 642 proven. 46 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2018-11-23 01:21:08,727 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:21:08,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 987 trivial. 0 not checked. [2018-11-23 01:21:08,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:21:08,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [11, 7] total 17 [2018-11-23 01:21:08,996 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:21:08,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:21:08,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:21:08,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2018-11-23 01:21:08,997 INFO L87 Difference]: Start difference. First operand 62626 states and 69149 transitions. Second operand 3 states. [2018-11-23 01:21:10,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:21:10,063 INFO L93 Difference]: Finished difference Result 113256 states and 125457 transitions. [2018-11-23 01:21:10,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:21:10,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 692 [2018-11-23 01:21:10,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:21:10,065 INFO L225 Difference]: With dead ends: 113256 [2018-11-23 01:21:10,065 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 01:21:10,146 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1396 GetRequests, 1380 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2018-11-23 01:21:10,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 01:21:10,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 01:21:10,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 01:21:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 01:21:10,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 692 [2018-11-23 01:21:10,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:21:10,148 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:21:10,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:21:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 01:21:10,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:21:10,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 01:21:10,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:10,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:11,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:12,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:13,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:14,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:15,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:16,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:16,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:16,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:16,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:16,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:16,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:16,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:17,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:17,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:17,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:17,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:17,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:17,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:18,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:18,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:18,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:18,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:19,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:20,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:21,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:22,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:23,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:23,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:23,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:23,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:23,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:23,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:23,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:24,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:25,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:25,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:25,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:25,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:25,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:25,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,163 WARN L180 SmtUtils]: Spent 14.86 s on a formula simplification. DAG size of input: 3187 DAG size of output: 2461 [2018-11-23 01:21:26,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:26,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:27,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:28,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:29,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:30,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:31,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:31,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:31,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:31,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:31,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:31,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:31,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:32,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:32,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:32,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:32,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:32,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:33,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:33,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:33,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:34,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:35,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:36,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:37,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:38,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:38,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:38,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:38,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:38,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:38,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:39,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:40,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:40,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:40,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:40,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:40,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:41,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:41,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:21:41,688 WARN L180 SmtUtils]: Spent 15.52 s on a formula simplification. DAG size of input: 3187 DAG size of output: 2461 [2018-11-23 01:21:54,434 WARN L180 SmtUtils]: Spent 12.60 s on a formula simplification. DAG size of input: 1363 DAG size of output: 164 [2018-11-23 01:23:58,543 WARN L180 SmtUtils]: Spent 2.07 m on a formula simplification. DAG size of input: 2347 DAG size of output: 136 [2018-11-23 01:26:04,512 WARN L180 SmtUtils]: Spent 2.10 m on a formula simplification. DAG size of input: 2347 DAG size of output: 136 [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,515 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,516 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-23 01:26:04,517 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,518 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,519 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-23 01:26:04,520 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,521 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse21 (= 12 |old(~a25~0)|)) (.cse15 (= ~a29~0 |old(~a29~0)|)) (.cse16 (= ~a23~0 |old(~a23~0)|)) (.cse18 (= ~a4~0 |old(~a4~0)|)) (.cse19 (= ~a25~0 |old(~a25~0)|)) (.cse25 (+ |old(~a23~0)| 599772)) (.cse27 (= 10 |old(~a25~0)|)) (.cse12 (< 0 |old(~a4~0)|)) (.cse13 (< 138 |old(~a23~0)|)) (.cse0 (not (= 15 ~a8~0))) (.cse1 (not (= 1 ~a3~0))) (.cse2 (<= 127751 (div (div |old(~a23~0)| 5) 5))) (.cse23 (<= |old(~a23~0)| 306)) (.cse28 (= 13 |old(~a25~0)|))) (let ((.cse10 (or .cse0 .cse1 .cse2 (or .cse23 .cse28))) (.cse7 (< |old(~a25~0)| 12)) (.cse20 (< 245 |old(~a29~0)|)) (.cse14 (not (= 9 |old(~a25~0)|))) (.cse24 (and (or .cse2 .cse28 .cse12 .cse27) (or .cse28 .cse12 .cse13))) (.cse8 (< |old(~a29~0)| 260)) (.cse22 (not (= 11 |old(~a25~0)|))) (.cse6 (< .cse25 0)) (.cse3 (not (= 1 |old(~a4~0)|))) (.cse11 (not .cse27)) (.cse17 (< 140 |old(~a29~0)|)) (.cse4 (and .cse15 .cse16 .cse18 .cse19)) (.cse5 (not .cse21))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (or .cse7 .cse0 .cse1 .cse2 .cse6) .cse8 .cse3 .cse4) (or .cse4 (or (forall ((v_~a29~0_635 Int)) (let ((.cse9 (+ v_~a29~0_635 69157))) (or (< .cse9 0) (< v_~a29~0_635 130) (< |old(~a29~0)| (+ (mod .cse9 299861) 300138))))) .cse3 .cse10)) (or .cse11 .cse3 .cse4 .cse10) (or .cse7 .cse0 .cse1 (<= (+ |old(~a23~0)| 43) 0) .cse12 .cse13 .cse4) (or (< |old(~a23~0)| 312) .cse14 (and .cse15 .cse16 (= |old(~a25~0)| ~a25~0)) (< 130 |old(~a29~0)|)) (or .cse0 .cse1 .cse14 .cse17 .cse3 .cse4) (or .cse0 .cse1 .cse14 .cse17 .cse4 .cse12 .cse13) (or .cse11 (or .cse0 .cse1 .cse13) .cse3 (and .cse16 .cse15 .cse18 .cse19)) (or (or .cse7 .cse0 .cse1 .cse20 .cse2 .cse21 .cse3) .cse4) (or (<= |old(~a29~0)| 140) (or .cse11 (or .cse0 .cse1 .cse20 .cse2) .cse3) (and (and .cse15 .cse16) .cse18 .cse19)) (or .cse4 (or (or .cse0 .cse1 (or .cse2 .cse17 .cse12)) .cse22)) (or .cse7 .cse0 .cse1 .cse23 .cse2 .cse3 .cse4) (or .cse4 (or .cse0 .cse1 .cse2 .cse14) .cse3) (or .cse0 .cse1 .cse14 .cse8 .cse12 .cse13 .cse4) (or .cse0 .cse1 .cse4 .cse24 .cse5) (or .cse0 .cse1 .cse4 .cse20 .cse21 .cse3 .cse13) (or (or .cse0 .cse1 .cse14 .cse17 (< 0 .cse25) .cse6) (let ((.cse26 (+ ~a23~0 599772))) (and .cse15 (<= .cse26 0) (<= 0 .cse26) .cse18 .cse19))) (or .cse4 .cse22 (forall ((v_prenex_344 Int)) (or (< v_prenex_344 |old(~a29~0)|) (< (+ (mod v_prenex_344 15) 260) |old(~a29~0)|) (< v_prenex_344 0))) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse22 .cse24 .cse8 .cse4) (or .cse22 (or .cse0 .cse1 .cse2 .cse6) .cse3 .cse4) (or (or .cse11 .cse0 .cse1 (or .cse17 .cse12)) (and (and .cse15 .cse16 (= 10 ~a25~0)) .cse18)) (or .cse4 .cse5 .cse0 .cse1 (not (= 0 |old(~a4~0)|)))))) [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,522 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,523 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,524 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-23 01:26:04,525 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,526 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,527 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-23 01:26:04,528 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 138) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,529 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,530 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-23 01:26:04,531 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a23~0 312) (= ~a8~0 15) (= 10 ~a25~0) (<= ~a29~0 130) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a3~0 1) (<= 312 ~a23~0)) [2018-11-23 01:26:04,532 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 01:26:04,532 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:26:04,532 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (< |old(~a29~0)| 130) (and (= ~a23~0 |old(~a23~0)|) (<= 130 ~a29~0) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) (< 312 |old(~a23~0)|) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (< |old(~a23~0)| 312) (not (= 1 |old(~a4~0)|)) (< 130 |old(~a29~0)|)) [2018-11-23 01:26:04,533 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-23 01:26:04,533 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse1 (= 10 ~a25~0))) (let ((.cse20 (< 306 ~a23~0)) (.cse7 (<= ~a23~0 138)) (.cse5 (<= ~a4~0 0)) (.cse13 (<= 0 (+ ~a23~0 599772))) (.cse23 (not (= ~a25~0 13))) (.cse2 (< (div (div ~a23~0 5) 5) 127751)) (.cse14 (not .cse1)) (.cse18 (= ~a25~0 12))) (let ((.cse0 (< 140 ~a29~0)) (.cse11 (not .cse18)) (.cse3 (<= ~a29~0 245)) (.cse12 (= ~a25~0 11)) (.cse17 (and .cse13 .cse23 .cse2 .cse14)) (.cse10 (<= 12 ~a25~0)) (.cse6 (= 9 ~a25~0)) (.cse9 (<= ~a29~0 140)) (.cse16 (= 11 ~a25~0)) (.cse19 (or (and .cse5 .cse23 .cse7) (and .cse5 .cse23 .cse2 .cse14))) (.cse8 (<= 260 ~a29~0)) (.cse21 (and .cse20 .cse23)) (.cse4 (= 1 ~a4~0))) (or (and .cse0 (and .cse1 (and .cse2 .cse3 .cse4))) (and (and .cse5 .cse6 .cse7) .cse8) (and .cse5 .cse6 .cse7 .cse9) (and (and .cse10 .cse2 .cse11 .cse3 .cse4) .cse0) (< |old(~a29~0)| 130) (and (and (<= ~a29~0 274) (and .cse7 .cse4)) .cse12) (< |old(~a23~0)| 312) (and (and .cse13 .cse2 .cse4 .cse14) (<= 10 ~a25~0) .cse8) (let ((.cse15 (+ ~a23~0 600084))) (and .cse6 (<= .cse15 |old(~a23~0)|) (<= |old(~a23~0)| .cse15) .cse9)) (and .cse10 .cse5 .cse7 (< 0 (+ ~a23~0 43))) (and .cse7 .cse11 .cse3 .cse4) (not (= 10 |old(~a25~0)|)) (and (and .cse6 .cse2) .cse4) (and .cse16 (and .cse5 .cse2 .cse9)) (and (and .cse17 .cse4) .cse12) (and .cse18 .cse19) (< 130 |old(~a29~0)|) (and .cse6 (<= ~a29~0 130) (<= 312 ~a23~0)) (and .cse18 (= 0 ~a4~0)) (and .cse7 .cse1 .cse4) (and .cse18 .cse17 (= |old(~a4~0)| ~a4~0)) (and .cse10 .cse20 .cse2 .cse4) (and .cse6 .cse4 .cse9) (not (= 1 |old(~a4~0)|)) (and .cse2 (= 13 ~a25~0) .cse4 .cse9) (and .cse21 (exists ((v_~a29~0_635 Int)) (let ((.cse22 (+ v_~a29~0_635 69157))) (and (<= 130 v_~a29~0_635) (<= 0 .cse22) (<= (+ (mod .cse22 299861) 300138) ~a29~0)))) .cse2 .cse4) (and (and .cse5 .cse9) .cse1) (< 312 |old(~a23~0)|) (not (= 1 ~a3~0)) (and .cse16 .cse19 .cse8) (and (and .cse21 .cse2 .cse4) .cse1) (not (= 15 ~a8~0)))))) [2018-11-23 01:26:04,533 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-23 01:26:04,533 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-23 01:26:04,533 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse1 (= 10 ~a25~0))) (let ((.cse20 (< 306 ~a23~0)) (.cse7 (<= ~a23~0 138)) (.cse5 (<= ~a4~0 0)) (.cse13 (<= 0 (+ ~a23~0 599772))) (.cse23 (not (= ~a25~0 13))) (.cse2 (< (div (div ~a23~0 5) 5) 127751)) (.cse14 (not .cse1)) (.cse18 (= ~a25~0 12))) (let ((.cse0 (< 140 ~a29~0)) (.cse11 (not .cse18)) (.cse3 (<= ~a29~0 245)) (.cse12 (= ~a25~0 11)) (.cse17 (and .cse13 .cse23 .cse2 .cse14)) (.cse10 (<= 12 ~a25~0)) (.cse6 (= 9 ~a25~0)) (.cse9 (<= ~a29~0 140)) (.cse16 (= 11 ~a25~0)) (.cse19 (or (and .cse5 .cse23 .cse7) (and .cse5 .cse23 .cse2 .cse14))) (.cse8 (<= 260 ~a29~0)) (.cse21 (and .cse20 .cse23)) (.cse4 (= 1 ~a4~0))) (or (and .cse0 (and .cse1 (and .cse2 .cse3 .cse4))) (and (and .cse5 .cse6 .cse7) .cse8) (and .cse5 .cse6 .cse7 .cse9) (and (and .cse10 .cse2 .cse11 .cse3 .cse4) .cse0) (< |old(~a29~0)| 130) (and (and (<= ~a29~0 274) (and .cse7 .cse4)) .cse12) (< |old(~a23~0)| 312) (and (and .cse13 .cse2 .cse4 .cse14) (<= 10 ~a25~0) .cse8) (let ((.cse15 (+ ~a23~0 600084))) (and .cse6 (<= .cse15 |old(~a23~0)|) (<= |old(~a23~0)| .cse15) .cse9)) (and .cse10 .cse5 .cse7 (< 0 (+ ~a23~0 43))) (and .cse7 .cse11 .cse3 .cse4) (not (= 10 |old(~a25~0)|)) (and (and .cse6 .cse2) .cse4) (and .cse16 (and .cse5 .cse2 .cse9)) (and (and .cse17 .cse4) .cse12) (and .cse18 .cse19) (< 130 |old(~a29~0)|) (and .cse6 (<= ~a29~0 130) (<= 312 ~a23~0)) (and .cse18 (= 0 ~a4~0)) (and .cse7 .cse1 .cse4) (and .cse18 .cse17 (= |old(~a4~0)| ~a4~0)) (and .cse10 .cse20 .cse2 .cse4) (and .cse6 .cse4 .cse9) (not (= 1 |old(~a4~0)|)) (and .cse2 (= 13 ~a25~0) .cse4 .cse9) (and .cse21 (exists ((v_~a29~0_635 Int)) (let ((.cse22 (+ v_~a29~0_635 69157))) (and (<= 130 v_~a29~0_635) (<= 0 .cse22) (<= (+ (mod .cse22 299861) 300138) ~a29~0)))) .cse2 .cse4) (and (and .cse5 .cse9) .cse1) (< 312 |old(~a23~0)|) (not (= 1 ~a3~0)) (and .cse16 .cse19 .cse8) (and (and .cse21 .cse2 .cse4) .cse1) (not (= 15 ~a8~0)))))) [2018-11-23 01:26:04,533 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-11-23 01:26:04,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,539 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,550 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,550 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,550 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:26:04 BoogieIcfgContainer [2018-11-23 01:26:04,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 01:26:04,555 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:26:04,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:26:04,555 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:26:04,555 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:35" (3/4) ... [2018-11-23 01:26:04,559 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:26:04,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 01:26:04,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 01:26:04,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 01:26:04,582 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 01:26:04,583 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 01:26:04,612 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((140 < a29 && 10 == a25 && (a23 / 5 / 5 < 127751 && a29 <= 245) && 1 == a4) || (((a4 <= 0 && 9 == a25) && a23 <= 138) && 260 <= a29)) || (((a4 <= 0 && 9 == a25) && a23 <= 138) && a29 <= 140)) || (((((12 <= a25 && a23 / 5 / 5 < 127751) && !(a25 == 12)) && a29 <= 245) && 1 == a4) && 140 < a29)) || \old(a29) < 130) || ((a29 <= 274 && a23 <= 138 && 1 == a4) && a25 == 11)) || \old(a23) < 312) || (((((0 <= a23 + 599772 && a23 / 5 / 5 < 127751) && 1 == a4) && !(10 == a25)) && 10 <= a25) && 260 <= a29)) || (((9 == a25 && a23 + 600084 <= \old(a23)) && \old(a23) <= a23 + 600084) && a29 <= 140)) || (((12 <= a25 && a4 <= 0) && a23 <= 138) && 0 < a23 + 43)) || (((a23 <= 138 && !(a25 == 12)) && a29 <= 245) && 1 == a4)) || !(10 == \old(a25))) || ((9 == a25 && a23 / 5 / 5 < 127751) && 1 == a4)) || (11 == a25 && (a4 <= 0 && a23 / 5 / 5 < 127751) && a29 <= 140)) || (((((0 <= a23 + 599772 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25)) && 1 == a4) && a25 == 11)) || (a25 == 12 && (((a4 <= 0 && !(a25 == 13)) && a23 <= 138) || (((a4 <= 0 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25))))) || 130 < \old(a29)) || ((9 == a25 && a29 <= 130) && 312 <= a23)) || (a25 == 12 && 0 == a4)) || ((a23 <= 138 && 10 == a25) && 1 == a4)) || ((a25 == 12 && ((0 <= a23 + 599772 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25)) && \old(a4) == a4)) || (((12 <= a25 && 306 < a23) && a23 / 5 / 5 < 127751) && 1 == a4)) || ((9 == a25 && 1 == a4) && a29 <= 140)) || !(1 == \old(a4))) || (((a23 / 5 / 5 < 127751 && 13 == a25) && 1 == a4) && a29 <= 140)) || ((((306 < a23 && !(a25 == 13)) && (\exists v_~a29~0_635 : int :: (130 <= v_~a29~0_635 && 0 <= v_~a29~0_635 + 69157) && (v_~a29~0_635 + 69157) % 299861 + 300138 <= a29)) && a23 / 5 / 5 < 127751) && 1 == a4)) || ((a4 <= 0 && a29 <= 140) && 10 == a25)) || 312 < \old(a23)) || !(1 == a3)) || ((11 == a25 && (((a4 <= 0 && !(a25 == 13)) && a23 <= 138) || (((a4 <= 0 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25)))) && 260 <= a29)) || ((((306 < a23 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && 1 == a4) && 10 == a25)) || !(15 == a8) [2018-11-23 01:26:04,718 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6d258fc4-1fe0-4781-b19d-7082ee231a9c/bin-2019/utaipan/witness.graphml [2018-11-23 01:26:04,718 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:26:04,719 INFO L168 Benchmark]: Toolchain (without parser) took 570511.75 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.4 GB). Free memory was 956.6 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-23 01:26:04,720 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:26:04,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:26:04,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:26:04,720 INFO L168 Benchmark]: Boogie Preprocessor took 58.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:26:04,721 INFO L168 Benchmark]: RCFGBuilder took 1080.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.4 MB in the end (delta: 165.2 MB). Peak memory consumption was 165.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:26:04,721 INFO L168 Benchmark]: TraceAbstraction took 568585.16 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 936.4 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. [2018-11-23 01:26:04,721 INFO L168 Benchmark]: Witness Printer took 163.88 ms. Allocated memory is still 5.4 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 144 B). Peak memory consumption was 144 B. Max. memory is 11.5 GB. [2018-11-23 01:26:04,723 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 590.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1080.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.4 MB in the end (delta: 165.2 MB). Peak memory consumption was 165.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 568585.16 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 936.4 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. * Witness Printer took 163.88 ms. Allocated memory is still 5.4 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 144 B). Peak memory consumption was 144 B. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 138]: 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 [2018-11-23 01:26:04,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,728 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,729 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] [2018-11-23 01:26:04,729 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_635,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((140 < a29 && 10 == a25 && (a23 / 5 / 5 < 127751 && a29 <= 245) && 1 == a4) || (((a4 <= 0 && 9 == a25) && a23 <= 138) && 260 <= a29)) || (((a4 <= 0 && 9 == a25) && a23 <= 138) && a29 <= 140)) || (((((12 <= a25 && a23 / 5 / 5 < 127751) && !(a25 == 12)) && a29 <= 245) && 1 == a4) && 140 < a29)) || \old(a29) < 130) || ((a29 <= 274 && a23 <= 138 && 1 == a4) && a25 == 11)) || \old(a23) < 312) || (((((0 <= a23 + 599772 && a23 / 5 / 5 < 127751) && 1 == a4) && !(10 == a25)) && 10 <= a25) && 260 <= a29)) || (((9 == a25 && a23 + 600084 <= \old(a23)) && \old(a23) <= a23 + 600084) && a29 <= 140)) || (((12 <= a25 && a4 <= 0) && a23 <= 138) && 0 < a23 + 43)) || (((a23 <= 138 && !(a25 == 12)) && a29 <= 245) && 1 == a4)) || !(10 == \old(a25))) || ((9 == a25 && a23 / 5 / 5 < 127751) && 1 == a4)) || (11 == a25 && (a4 <= 0 && a23 / 5 / 5 < 127751) && a29 <= 140)) || (((((0 <= a23 + 599772 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25)) && 1 == a4) && a25 == 11)) || (a25 == 12 && (((a4 <= 0 && !(a25 == 13)) && a23 <= 138) || (((a4 <= 0 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25))))) || 130 < \old(a29)) || ((9 == a25 && a29 <= 130) && 312 <= a23)) || (a25 == 12 && 0 == a4)) || ((a23 <= 138 && 10 == a25) && 1 == a4)) || ((a25 == 12 && ((0 <= a23 + 599772 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25)) && \old(a4) == a4)) || (((12 <= a25 && 306 < a23) && a23 / 5 / 5 < 127751) && 1 == a4)) || ((9 == a25 && 1 == a4) && a29 <= 140)) || !(1 == \old(a4))) || (((a23 / 5 / 5 < 127751 && 13 == a25) && 1 == a4) && a29 <= 140)) || ((((306 < a23 && !(a25 == 13)) && (\exists v_~a29~0_635 : int :: (130 <= v_~a29~0_635 && 0 <= v_~a29~0_635 + 69157) && (v_~a29~0_635 + 69157) % 299861 + 300138 <= a29)) && a23 / 5 / 5 < 127751) && 1 == a4)) || ((a4 <= 0 && a29 <= 140) && 10 == a25)) || 312 < \old(a23)) || !(1 == a3)) || ((11 == a25 && (((a4 <= 0 && !(a25 == 13)) && a23 <= 138) || (((a4 <= 0 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && !(10 == a25)))) && 260 <= a29)) || ((((306 < a23 && !(a25 == 13)) && a23 / 5 / 5 < 127751) && 1 == a4) && 10 == a25)) || !(15 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 568.5s OverallTime, 19 OverallIterations, 7 TraceHistogramMax, 202.7s AutomataDifference, 0.0s DeadEndRemovalTime, 294.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 3784 SDtfs, 40061 SDslu, 6673 SDs, 0 SdLazy, 76939 SolverSat, 14235 SolverUnsat, 77 SolverUnknown, 0 SolverNotchecked, 154.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14824 GetRequests, 13881 SyntacticMatches, 371 SemanticMatches, 572 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17742 ImplicationChecksByTransitivity, 49.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89602occurred in iteration=16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 20.1s AbstIntTime, 15 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 11.6s AutomataMinimizationTime, 19 MinimizatonAttempts, 41809 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 3470 PreInvPairs, 4246 NumberOfFragments, 2101 HoareAnnotationTreeSize, 3470 FomulaSimplifications, 18502200 FormulaSimplificationTreeSizeReduction, 31.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4020191 FormulaSimplificationTreeSizeReductionInter, 262.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 33.5s InterpolantComputationTime, 14527 NumberOfCodeBlocks, 14527 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 21522 ConstructedInterpolants, 704 QuantifiedInterpolants, 52436564 SizeOfPredicates, 25 NumberOfNonLiveVariables, 11053 ConjunctsInSsa, 121 ConjunctsInUnsatCore, 49 InterpolantComputations, 11 PerfectInterpolantSequences, 26377/28683 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...