./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/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 addc9e4e4fc897318cfe4d26c9760729a73864e1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:16:20,790 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:16:20,792 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:16:20,800 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:16:20,800 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:16:20,801 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:16:20,802 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:16:20,803 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:16:20,804 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:16:20,804 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:16:20,805 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:16:20,805 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:16:20,806 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:16:20,807 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:16:20,807 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:16:20,808 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:16:20,808 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:16:20,810 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:16:20,811 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:16:20,812 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:16:20,813 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:16:20,813 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:16:20,815 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:16:20,815 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:16:20,815 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:16:20,816 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:16:20,817 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:16:20,817 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:16:20,818 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:16:20,818 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:16:20,818 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:16:20,819 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:16:20,819 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:16:20,819 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:16:20,820 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:16:20,820 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:16:20,820 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 11:16:20,830 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:16:20,830 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:16:20,831 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:16:20,831 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 11:16:20,831 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 11:16:20,831 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 11:16:20,831 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 11:16:20,832 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 11:16:20,832 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 11:16:20,832 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 11:16:20,832 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 11:16:20,832 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 11:16:20,832 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 11:16:20,833 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:16:20,833 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:16:20,833 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:16:20,833 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:16:20,833 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:16:20,834 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:16:20,834 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:16:20,834 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:16:20,834 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:16:20,834 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:16:20,834 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:16:20,834 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:16:20,835 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:16:20,835 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:16:20,835 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:16:20,835 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:16:20,835 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:16:20,835 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:16:20,835 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:16:20,836 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:16:20,836 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 11:16:20,836 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:16:20,836 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:16:20,836 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 11:16:20,836 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_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/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 -> addc9e4e4fc897318cfe4d26c9760729a73864e1 [2018-11-18 11:16:20,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:16:20,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:16:20,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:16:20,874 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:16:20,874 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:16:20,874 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c [2018-11-18 11:16:20,915 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/data/878384292/91e4526f3be1413db0c51f2534910fae/FLAGe861b5ef3 [2018-11-18 11:16:21,374 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:16:21,374 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c [2018-11-18 11:16:21,383 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/data/878384292/91e4526f3be1413db0c51f2534910fae/FLAGe861b5ef3 [2018-11-18 11:16:21,892 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/data/878384292/91e4526f3be1413db0c51f2534910fae [2018-11-18 11:16:21,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:16:21,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:16:21,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:16:21,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:16:21,898 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:16:21,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:16:21" (1/1) ... [2018-11-18 11:16:21,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfef79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:21, skipping insertion in model container [2018-11-18 11:16:21,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:16:21" (1/1) ... [2018-11-18 11:16:21,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:16:21,946 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:16:22,179 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:16:22,183 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:16:22,249 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:16:22,261 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:16:22,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22 WrapperNode [2018-11-18 11:16:22,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:16:22,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:16:22,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:16:22,262 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:16:22,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:16:22,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:16:22,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:16:22,336 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:16:22,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... [2018-11-18 11:16:22,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:16:22,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:16:22,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:16:22,388 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:16:22,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:16:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:16:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:16:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:16:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 11:16:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 11:16:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:16:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:16:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:16:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:16:23,162 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:16:23,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:16:23 BoogieIcfgContainer [2018-11-18 11:16:23,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:16:23,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:16:23,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:16:23,165 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:16:23,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:16:21" (1/3) ... [2018-11-18 11:16:23,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfb03e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:16:23, skipping insertion in model container [2018-11-18 11:16:23,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:16:22" (2/3) ... [2018-11-18 11:16:23,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfb03e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:16:23, skipping insertion in model container [2018-11-18 11:16:23,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:16:23" (3/3) ... [2018-11-18 11:16:23,168 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label02_true-unreach-call_false-termination.c [2018-11-18 11:16:23,174 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:16:23,180 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 11:16:23,189 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 11:16:23,210 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:16:23,210 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:16:23,210 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:16:23,210 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:16:23,210 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:16:23,210 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:16:23,210 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:16:23,210 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:16:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-18 11:16:23,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 11:16:23,233 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:23,233 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:23,235 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:23,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:23,239 INFO L82 PathProgramCache]: Analyzing trace with hash -388203563, now seen corresponding path program 1 times [2018-11-18 11:16:23,240 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:23,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:23,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:23,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:23,271 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:23,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:16:23,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:16:23,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:16:23,517 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:23,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:16:23,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:16:23,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:16:23,531 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-18 11:16:24,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:24,122 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-18 11:16:24,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:16:24,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2018-11-18 11:16:24,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:24,132 INFO L225 Difference]: With dead ends: 550 [2018-11-18 11:16:24,133 INFO L226 Difference]: Without dead ends: 340 [2018-11-18 11:16:24,136 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:16:24,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-18 11:16:24,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-18 11:16:24,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-18 11:16:24,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 562 transitions. [2018-11-18 11:16:24,176 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 562 transitions. Word has length 97 [2018-11-18 11:16:24,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:24,177 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 562 transitions. [2018-11-18 11:16:24,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:16:24,177 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 562 transitions. [2018-11-18 11:16:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 11:16:24,181 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:24,181 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:24,181 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:24,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:24,182 INFO L82 PathProgramCache]: Analyzing trace with hash -663690794, now seen corresponding path program 1 times [2018-11-18 11:16:24,182 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:24,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:24,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:24,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:24,184 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:16:24,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:16:24,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:16:24,290 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:24,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:16:24,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:16:24,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:16:24,293 INFO L87 Difference]: Start difference. First operand 340 states and 562 transitions. Second operand 6 states. [2018-11-18 11:16:24,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:24,953 INFO L93 Difference]: Finished difference Result 888 states and 1491 transitions. [2018-11-18 11:16:24,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:16:24,953 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-11-18 11:16:24,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:24,957 INFO L225 Difference]: With dead ends: 888 [2018-11-18 11:16:24,958 INFO L226 Difference]: Without dead ends: 554 [2018-11-18 11:16:24,960 INFO L604 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 [2018-11-18 11:16:24,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-11-18 11:16:24,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 539. [2018-11-18 11:16:24,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-11-18 11:16:24,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 827 transitions. [2018-11-18 11:16:24,982 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 827 transitions. Word has length 108 [2018-11-18 11:16:24,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:24,982 INFO L480 AbstractCegarLoop]: Abstraction has 539 states and 827 transitions. [2018-11-18 11:16:24,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:16:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 827 transitions. [2018-11-18 11:16:24,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:16:24,983 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:24,983 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:24,984 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:24,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:24,984 INFO L82 PathProgramCache]: Analyzing trace with hash 280162818, now seen corresponding path program 1 times [2018-11-18 11:16:24,984 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:24,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:24,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:24,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:24,985 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:25,067 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:16:25,067 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:16:25,067 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:16:25,068 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:25,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:16:25,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:16:25,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:16:25,068 INFO L87 Difference]: Start difference. First operand 539 states and 827 transitions. Second operand 3 states. [2018-11-18 11:16:25,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:25,445 INFO L93 Difference]: Finished difference Result 1529 states and 2431 transitions. [2018-11-18 11:16:25,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:16:25,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-11-18 11:16:25,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:25,450 INFO L225 Difference]: With dead ends: 1529 [2018-11-18 11:16:25,450 INFO L226 Difference]: Without dead ends: 996 [2018-11-18 11:16:25,452 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:16:25,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 996 states. [2018-11-18 11:16:25,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 996 to 989. [2018-11-18 11:16:25,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 989 states. [2018-11-18 11:16:25,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1498 transitions. [2018-11-18 11:16:25,476 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1498 transitions. Word has length 109 [2018-11-18 11:16:25,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:25,477 INFO L480 AbstractCegarLoop]: Abstraction has 989 states and 1498 transitions. [2018-11-18 11:16:25,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:16:25,477 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1498 transitions. [2018-11-18 11:16:25,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 11:16:25,479 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:25,480 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:25,480 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:25,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:25,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1178712562, now seen corresponding path program 1 times [2018-11-18 11:16:25,480 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:25,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:25,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:25,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:25,481 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:25,581 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:16:25,581 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:16:25,581 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:16:25,581 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:25,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:16:25,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:16:25,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:16:25,582 INFO L87 Difference]: Start difference. First operand 989 states and 1498 transitions. Second operand 3 states. [2018-11-18 11:16:26,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:26,009 INFO L93 Difference]: Finished difference Result 2872 states and 4515 transitions. [2018-11-18 11:16:26,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:16:26,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-11-18 11:16:26,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:26,015 INFO L225 Difference]: With dead ends: 2872 [2018-11-18 11:16:26,015 INFO L226 Difference]: Without dead ends: 1889 [2018-11-18 11:16:26,017 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:16:26,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1889 states. [2018-11-18 11:16:26,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1889 to 1886. [2018-11-18 11:16:26,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1886 states. [2018-11-18 11:16:26,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1886 states and 2743 transitions. [2018-11-18 11:16:26,051 INFO L78 Accepts]: Start accepts. Automaton has 1886 states and 2743 transitions. Word has length 115 [2018-11-18 11:16:26,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:26,052 INFO L480 AbstractCegarLoop]: Abstraction has 1886 states and 2743 transitions. [2018-11-18 11:16:26,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:16:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2743 transitions. [2018-11-18 11:16:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 11:16:26,055 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:26,055 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:26,056 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:26,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:26,056 INFO L82 PathProgramCache]: Analyzing trace with hash 856948235, now seen corresponding path program 1 times [2018-11-18 11:16:26,056 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:26,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:26,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:26,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:26,057 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:26,133 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 42 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:16:26,133 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:26,133 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:26,134 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 136 with the following transitions: [2018-11-18 11:16:26,135 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:26,167 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:26,167 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:26,571 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 11:16:26,572 INFO L272 AbstractInterpreter]: Visited 101 different actions 195 times. Merged at 4 different actions 4 times. Never widened. Performed 2835 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2835 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-18 11:16:26,589 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:26,589 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 11:16:26,798 INFO L227 lantSequenceWeakener]: Weakened 132 states. On average, predicates are now at 81.53% of their original sizes. [2018-11-18 11:16:26,798 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 11:16:26,851 INFO L415 sIntCurrentIteration]: We unified 134 AI predicates to 134 [2018-11-18 11:16:26,851 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 11:16:26,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:16:26,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 11:16:26,852 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:26,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 11:16:26,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 11:16:26,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:16:26,852 INFO L87 Difference]: Start difference. First operand 1886 states and 2743 transitions. Second operand 10 states. [2018-11-18 11:16:32,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:32,126 INFO L93 Difference]: Finished difference Result 5402 states and 7854 transitions. [2018-11-18 11:16:32,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 11:16:32,126 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 135 [2018-11-18 11:16:32,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:32,139 INFO L225 Difference]: With dead ends: 5402 [2018-11-18 11:16:32,139 INFO L226 Difference]: Without dead ends: 3522 [2018-11-18 11:16:32,146 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 144 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-18 11:16:32,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3522 states. [2018-11-18 11:16:32,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3522 to 3492. [2018-11-18 11:16:32,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3492 states. [2018-11-18 11:16:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 3492 states and 4553 transitions. [2018-11-18 11:16:32,276 INFO L78 Accepts]: Start accepts. Automaton has 3492 states and 4553 transitions. Word has length 135 [2018-11-18 11:16:32,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:32,276 INFO L480 AbstractCegarLoop]: Abstraction has 3492 states and 4553 transitions. [2018-11-18 11:16:32,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 11:16:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3492 states and 4553 transitions. [2018-11-18 11:16:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 11:16:32,281 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:32,282 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:32,282 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:32,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:32,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1860554576, now seen corresponding path program 1 times [2018-11-18 11:16:32,282 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:32,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:32,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:32,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:32,283 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:32,399 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 54 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:16:32,399 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:32,399 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:32,400 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-11-18 11:16:32,400 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:32,403 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:32,403 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:32,544 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 11:16:32,544 INFO L272 AbstractInterpreter]: Visited 102 different actions 198 times. Merged at 5 different actions 5 times. Never widened. Performed 2699 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2699 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-18 11:16:32,545 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:32,545 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 11:16:32,711 INFO L227 lantSequenceWeakener]: Weakened 145 states. On average, predicates are now at 81.52% of their original sizes. [2018-11-18 11:16:32,711 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 11:16:32,769 INFO L415 sIntCurrentIteration]: We unified 147 AI predicates to 147 [2018-11-18 11:16:32,769 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 11:16:32,769 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:16:32,769 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 11:16:32,769 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:32,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 11:16:32,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 11:16:32,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:16:32,770 INFO L87 Difference]: Start difference. First operand 3492 states and 4553 transitions. Second operand 10 states. [2018-11-18 11:16:35,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:35,502 INFO L93 Difference]: Finished difference Result 6983 states and 9138 transitions. [2018-11-18 11:16:35,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 11:16:35,502 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 148 [2018-11-18 11:16:35,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:35,515 INFO L225 Difference]: With dead ends: 6983 [2018-11-18 11:16:35,515 INFO L226 Difference]: Without dead ends: 3633 [2018-11-18 11:16:35,523 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 155 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-18 11:16:35,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3633 states. [2018-11-18 11:16:35,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3633 to 3630. [2018-11-18 11:16:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3630 states. [2018-11-18 11:16:35,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 4707 transitions. [2018-11-18 11:16:35,579 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 4707 transitions. Word has length 148 [2018-11-18 11:16:35,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:35,580 INFO L480 AbstractCegarLoop]: Abstraction has 3630 states and 4707 transitions. [2018-11-18 11:16:35,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 11:16:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 4707 transitions. [2018-11-18 11:16:35,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 11:16:35,583 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:35,583 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:35,583 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:35,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:35,584 INFO L82 PathProgramCache]: Analyzing trace with hash -645219325, now seen corresponding path program 1 times [2018-11-18 11:16:35,584 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:35,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:35,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:35,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:35,585 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:35,739 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 68 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 11:16:35,739 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:35,739 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:35,739 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 161 with the following transitions: [2018-11-18 11:16:35,740 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:35,742 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:35,743 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:35,972 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 11:16:35,972 INFO L272 AbstractInterpreter]: Visited 103 different actions 305 times. Merged at 7 different actions 18 times. Never widened. Performed 4330 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4330 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 2 different actions. Largest state had 42 variables. [2018-11-18 11:16:35,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:35,974 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 11:16:36,117 INFO L227 lantSequenceWeakener]: Weakened 157 states. On average, predicates are now at 83.17% of their original sizes. [2018-11-18 11:16:36,118 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 11:16:36,161 INFO L415 sIntCurrentIteration]: We unified 159 AI predicates to 159 [2018-11-18 11:16:36,161 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 11:16:36,161 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:16:36,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2018-11-18 11:16:36,162 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:36,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:16:36,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:16:36,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:16:36,163 INFO L87 Difference]: Start difference. First operand 3630 states and 4707 transitions. Second operand 9 states. [2018-11-18 11:16:38,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:38,513 INFO L93 Difference]: Finished difference Result 7876 states and 10246 transitions. [2018-11-18 11:16:38,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 11:16:38,513 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 160 [2018-11-18 11:16:38,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:38,525 INFO L225 Difference]: With dead ends: 7876 [2018-11-18 11:16:38,525 INFO L226 Difference]: Without dead ends: 4526 [2018-11-18 11:16:38,531 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 166 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-18 11:16:38,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4526 states. [2018-11-18 11:16:38,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4526 to 4474. [2018-11-18 11:16:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4474 states. [2018-11-18 11:16:38,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 4474 states and 5636 transitions. [2018-11-18 11:16:38,614 INFO L78 Accepts]: Start accepts. Automaton has 4474 states and 5636 transitions. Word has length 160 [2018-11-18 11:16:38,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:38,614 INFO L480 AbstractCegarLoop]: Abstraction has 4474 states and 5636 transitions. [2018-11-18 11:16:38,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:16:38,614 INFO L276 IsEmpty]: Start isEmpty. Operand 4474 states and 5636 transitions. [2018-11-18 11:16:38,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:16:38,620 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:38,620 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:38,620 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:38,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:38,620 INFO L82 PathProgramCache]: Analyzing trace with hash 769183232, now seen corresponding path program 1 times [2018-11-18 11:16:38,620 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:38,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:38,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:38,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:38,621 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:38,692 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 90 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 11:16:38,692 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:38,692 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:38,692 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 181 with the following transitions: [2018-11-18 11:16:38,692 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:38,695 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:38,695 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:39,062 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 11:16:39,062 INFO L272 AbstractInterpreter]: Visited 105 different actions 519 times. Merged at 9 different actions 41 times. Never widened. Performed 7916 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7916 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 12 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-18 11:16:39,063 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:39,064 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 11:16:39,064 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:39,064 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:16:39,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:39,070 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 11:16:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:39,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:39,199 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 82 proven. 2 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 11:16:39,199 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 11:16:39,286 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 90 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 11:16:39,302 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 11:16:39,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-11-18 11:16:39,302 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 11:16:39,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 11:16:39,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 11:16:39,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-18 11:16:39,303 INFO L87 Difference]: Start difference. First operand 4474 states and 5636 transitions. Second operand 8 states. [2018-11-18 11:16:41,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:41,236 INFO L93 Difference]: Finished difference Result 14832 states and 19681 transitions. [2018-11-18 11:16:41,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 11:16:41,237 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 180 [2018-11-18 11:16:41,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:41,258 INFO L225 Difference]: With dead ends: 14832 [2018-11-18 11:16:41,258 INFO L226 Difference]: Without dead ends: 5889 [2018-11-18 11:16:41,283 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-11-18 11:16:41,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5889 states. [2018-11-18 11:16:41,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5889 to 5675. [2018-11-18 11:16:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5675 states. [2018-11-18 11:16:41,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5675 states to 5675 states and 6659 transitions. [2018-11-18 11:16:41,401 INFO L78 Accepts]: Start accepts. Automaton has 5675 states and 6659 transitions. Word has length 180 [2018-11-18 11:16:41,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:41,402 INFO L480 AbstractCegarLoop]: Abstraction has 5675 states and 6659 transitions. [2018-11-18 11:16:41,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 11:16:41,402 INFO L276 IsEmpty]: Start isEmpty. Operand 5675 states and 6659 transitions. [2018-11-18 11:16:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:16:41,409 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:41,409 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-11-18 11:16:41,409 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:41,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:41,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1218800836, now seen corresponding path program 1 times [2018-11-18 11:16:41,410 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:41,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:41,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:41,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:41,411 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:41,531 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 94 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:16:41,531 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:41,531 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:41,532 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2018-11-18 11:16:41,532 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:41,535 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:41,535 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:41,668 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 11:16:41,669 INFO L272 AbstractInterpreter]: Visited 102 different actions 198 times. Merged at 5 different actions 5 times. Never widened. Performed 2758 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2758 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-18 11:16:41,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:41,681 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 11:16:41,875 INFO L227 lantSequenceWeakener]: Weakened 178 states. On average, predicates are now at 81.53% of their original sizes. [2018-11-18 11:16:41,875 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 11:16:41,955 INFO L415 sIntCurrentIteration]: We unified 180 AI predicates to 180 [2018-11-18 11:16:41,955 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 11:16:41,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:16:41,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 11:16:41,955 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:41,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 11:16:41,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 11:16:41,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:16:41,956 INFO L87 Difference]: Start difference. First operand 5675 states and 6659 transitions. Second operand 10 states. [2018-11-18 11:16:45,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:45,219 INFO L93 Difference]: Finished difference Result 11671 states and 13741 transitions. [2018-11-18 11:16:45,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 11:16:45,220 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 181 [2018-11-18 11:16:45,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:45,232 INFO L225 Difference]: With dead ends: 11671 [2018-11-18 11:16:45,232 INFO L226 Difference]: Without dead ends: 6276 [2018-11-18 11:16:45,240 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 189 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-11-18 11:16:45,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6276 states. [2018-11-18 11:16:45,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6276 to 6273. [2018-11-18 11:16:45,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6273 states. [2018-11-18 11:16:45,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6273 states to 6273 states and 7305 transitions. [2018-11-18 11:16:45,352 INFO L78 Accepts]: Start accepts. Automaton has 6273 states and 7305 transitions. Word has length 181 [2018-11-18 11:16:45,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:45,353 INFO L480 AbstractCegarLoop]: Abstraction has 6273 states and 7305 transitions. [2018-11-18 11:16:45,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 11:16:45,353 INFO L276 IsEmpty]: Start isEmpty. Operand 6273 states and 7305 transitions. [2018-11-18 11:16:45,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 11:16:45,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:45,361 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:45,362 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:45,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:45,362 INFO L82 PathProgramCache]: Analyzing trace with hash -176907719, now seen corresponding path program 1 times [2018-11-18 11:16:45,362 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:45,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:45,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:45,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:45,363 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:45,484 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 92 proven. 46 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:16:45,484 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:45,484 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:45,484 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 191 with the following transitions: [2018-11-18 11:16:45,484 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:45,486 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:45,486 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:45,755 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 11:16:45,755 INFO L272 AbstractInterpreter]: Visited 104 different actions 416 times. Merged at 9 different actions 36 times. Never widened. Performed 6061 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6061 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 8 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-18 11:16:45,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:45,756 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 11:16:45,756 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:45,756 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:16:45,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:45,765 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 11:16:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:45,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 110 proven. 2 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 11:16:45,854 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 11:16:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 98 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:16:45,935 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 11:16:45,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-18 11:16:45,935 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 11:16:45,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 11:16:45,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 11:16:45,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-18 11:16:45,936 INFO L87 Difference]: Start difference. First operand 6273 states and 7305 transitions. Second operand 11 states. [2018-11-18 11:16:47,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:47,027 INFO L93 Difference]: Finished difference Result 18859 states and 23038 transitions. [2018-11-18 11:16:47,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 11:16:47,028 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 190 [2018-11-18 11:16:47,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:47,055 INFO L225 Difference]: With dead ends: 18859 [2018-11-18 11:16:47,055 INFO L226 Difference]: Without dead ends: 13326 [2018-11-18 11:16:47,068 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 383 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-11-18 11:16:47,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13326 states. [2018-11-18 11:16:47,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13326 to 12872. [2018-11-18 11:16:47,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12872 states. [2018-11-18 11:16:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12872 states to 12872 states and 15136 transitions. [2018-11-18 11:16:47,293 INFO L78 Accepts]: Start accepts. Automaton has 12872 states and 15136 transitions. Word has length 190 [2018-11-18 11:16:47,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:47,293 INFO L480 AbstractCegarLoop]: Abstraction has 12872 states and 15136 transitions. [2018-11-18 11:16:47,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 11:16:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 12872 states and 15136 transitions. [2018-11-18 11:16:47,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 11:16:47,310 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:47,310 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:47,310 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:47,310 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:47,310 INFO L82 PathProgramCache]: Analyzing trace with hash -271560625, now seen corresponding path program 1 times [2018-11-18 11:16:47,310 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:47,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:47,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:47,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:47,311 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 118 proven. 51 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:16:47,478 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:47,478 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:47,479 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-11-18 11:16:47,479 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [173], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:47,481 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:47,481 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:47,629 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 11:16:47,629 INFO L272 AbstractInterpreter]: Visited 103 different actions 301 times. Merged at 7 different actions 14 times. Never widened. Performed 4097 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4097 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 2 different actions. Largest state had 42 variables. [2018-11-18 11:16:47,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:47,631 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 11:16:47,823 INFO L227 lantSequenceWeakener]: Weakened 200 states. On average, predicates are now at 83.01% of their original sizes. [2018-11-18 11:16:47,823 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 11:16:47,845 INFO L415 sIntCurrentIteration]: We unified 202 AI predicates to 202 [2018-11-18 11:16:47,845 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 11:16:47,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:16:47,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-18 11:16:47,846 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:16:47,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:16:47,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:16:47,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:16:47,846 INFO L87 Difference]: Start difference. First operand 12872 states and 15136 transitions. Second operand 9 states. [2018-11-18 11:16:49,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:49,247 INFO L93 Difference]: Finished difference Result 23450 states and 27653 transitions. [2018-11-18 11:16:49,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 11:16:49,247 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 203 [2018-11-18 11:16:49,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:49,267 INFO L225 Difference]: With dead ends: 23450 [2018-11-18 11:16:49,267 INFO L226 Difference]: Without dead ends: 13572 [2018-11-18 11:16:49,277 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 208 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-11-18 11:16:49,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13572 states. [2018-11-18 11:16:49,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13572 to 13566. [2018-11-18 11:16:49,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13566 states. [2018-11-18 11:16:49,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13566 states to 13566 states and 15915 transitions. [2018-11-18 11:16:49,462 INFO L78 Accepts]: Start accepts. Automaton has 13566 states and 15915 transitions. Word has length 203 [2018-11-18 11:16:49,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:49,462 INFO L480 AbstractCegarLoop]: Abstraction has 13566 states and 15915 transitions. [2018-11-18 11:16:49,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:16:49,462 INFO L276 IsEmpty]: Start isEmpty. Operand 13566 states and 15915 transitions. [2018-11-18 11:16:49,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:16:49,478 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:49,479 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:49,479 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:49,479 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:49,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1177111732, now seen corresponding path program 1 times [2018-11-18 11:16:49,479 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:49,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:49,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:49,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:49,480 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 118 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 11:16:49,666 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:49,666 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:49,666 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 215 with the following transitions: [2018-11-18 11:16:49,666 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:49,667 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:49,668 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:49,876 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 11:16:49,877 INFO L272 AbstractInterpreter]: Visited 105 different actions 424 times. Merged at 10 different actions 40 times. Widened at 1 different actions 1 times. Performed 6150 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6150 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 10 fixpoints after 4 different actions. Largest state had 42 variables. [2018-11-18 11:16:49,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:49,881 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 11:16:49,882 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:49,882 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:16:49,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:49,888 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 11:16:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:49,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:49,981 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 11:16:49,981 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 11:16:50,025 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 124 proven. 20 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 11:16:50,040 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 11:16:50,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-11-18 11:16:50,040 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 11:16:50,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 11:16:50,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 11:16:50,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-11-18 11:16:50,041 INFO L87 Difference]: Start difference. First operand 13566 states and 15915 transitions. Second operand 12 states. [2018-11-18 11:16:51,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:51,909 INFO L93 Difference]: Finished difference Result 30799 states and 37640 transitions. [2018-11-18 11:16:51,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-11-18 11:16:51,909 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 214 [2018-11-18 11:16:51,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:51,942 INFO L225 Difference]: With dead ends: 30799 [2018-11-18 11:16:51,942 INFO L226 Difference]: Without dead ends: 16969 [2018-11-18 11:16:51,960 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 453 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 448 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=411, Invalid=1395, Unknown=0, NotChecked=0, Total=1806 [2018-11-18 11:16:51,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16969 states. [2018-11-18 11:16:52,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16969 to 15674. [2018-11-18 11:16:52,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15674 states. [2018-11-18 11:16:52,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15674 states to 15674 states and 18847 transitions. [2018-11-18 11:16:52,215 INFO L78 Accepts]: Start accepts. Automaton has 15674 states and 18847 transitions. Word has length 214 [2018-11-18 11:16:52,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:52,215 INFO L480 AbstractCegarLoop]: Abstraction has 15674 states and 18847 transitions. [2018-11-18 11:16:52,215 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 11:16:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 15674 states and 18847 transitions. [2018-11-18 11:16:52,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 11:16:52,230 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:52,230 INFO L375 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:52,230 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:52,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:52,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1237084317, now seen corresponding path program 1 times [2018-11-18 11:16:52,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:52,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:52,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:52,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:52,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 173 proven. 51 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:16:52,416 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:52,416 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:52,416 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 220 with the following transitions: [2018-11-18 11:16:52,416 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:52,418 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:52,418 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:52,628 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 11:16:52,628 INFO L272 AbstractInterpreter]: Visited 104 different actions 415 times. Merged at 9 different actions 35 times. Widened at 1 different actions 1 times. Performed 6121 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6121 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 7 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-18 11:16:52,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:52,633 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 11:16:52,633 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:52,633 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:16:52,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:52,642 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 11:16:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:52,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:52,774 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 162 proven. 25 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 11:16:52,774 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 11:16:52,875 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 11:16:52,900 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 11:16:52,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-11-18 11:16:52,901 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 11:16:52,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 11:16:52,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 11:16:52,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-11-18 11:16:52,902 INFO L87 Difference]: Start difference. First operand 15674 states and 18847 transitions. Second operand 11 states. [2018-11-18 11:16:54,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:54,908 INFO L93 Difference]: Finished difference Result 33486 states and 43815 transitions. [2018-11-18 11:16:54,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-11-18 11:16:54,908 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 219 [2018-11-18 11:16:54,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:54,959 INFO L225 Difference]: With dead ends: 33486 [2018-11-18 11:16:54,959 INFO L226 Difference]: Without dead ends: 18553 [2018-11-18 11:16:54,986 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 458 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=358, Invalid=1534, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 11:16:54,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18553 states. [2018-11-18 11:16:55,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18553 to 17077. [2018-11-18 11:16:55,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17077 states. [2018-11-18 11:16:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17077 states to 17077 states and 19873 transitions. [2018-11-18 11:16:55,277 INFO L78 Accepts]: Start accepts. Automaton has 17077 states and 19873 transitions. Word has length 219 [2018-11-18 11:16:55,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:55,277 INFO L480 AbstractCegarLoop]: Abstraction has 17077 states and 19873 transitions. [2018-11-18 11:16:55,277 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 11:16:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 17077 states and 19873 transitions. [2018-11-18 11:16:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 11:16:55,292 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:55,292 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:55,293 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:55,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:55,293 INFO L82 PathProgramCache]: Analyzing trace with hash 11417073, now seen corresponding path program 1 times [2018-11-18 11:16:55,293 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:16:55,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:55,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:55,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:55,294 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:16:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:55,419 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 271 proven. 18 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 11:16:55,419 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:55,419 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:16:55,419 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 284 with the following transitions: [2018-11-18 11:16:55,420 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [46], [49], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [109], [110], [114], [118], [122], [126], [129], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 11:16:55,421 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:16:55,421 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:16:55,633 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 11:16:55,633 INFO L272 AbstractInterpreter]: Visited 106 different actions 422 times. Merged at 9 different actions 34 times. Widened at 1 different actions 1 times. Performed 6211 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6211 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-18 11:16:55,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:55,635 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 11:16:55,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:55,635 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:16:55,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:55,641 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 11:16:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:55,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 352 proven. 2 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-18 11:16:55,761 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 11:16:55,852 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 271 proven. 18 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 11:16:55,867 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 11:16:55,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 11:16:55,868 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 11:16:55,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:16:55,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:16:55,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-18 11:16:55,869 INFO L87 Difference]: Start difference. First operand 17077 states and 19873 transitions. Second operand 9 states. [2018-11-18 11:16:56,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:56,448 INFO L93 Difference]: Finished difference Result 24766 states and 29367 transitions. [2018-11-18 11:16:56,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 11:16:56,448 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 283 [2018-11-18 11:16:56,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:56,448 INFO L225 Difference]: With dead ends: 24766 [2018-11-18 11:16:56,449 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 11:16:56,470 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 583 GetRequests, 567 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2018-11-18 11:16:56,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 11:16:56,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 11:16:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 11:16:56,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 11:16:56,471 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 283 [2018-11-18 11:16:56,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:56,471 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 11:16:56,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:16:56,471 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 11:16:56,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:16:56,475 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 11:16:57,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:57,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,249 WARN L180 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 903 DAG size of output: 299 [2018-11-18 11:16:58,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:58,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:59,079 WARN L180 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 828 DAG size of output: 245 [2018-11-18 11:17:00,702 WARN L180 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 411 DAG size of output: 113 [2018-11-18 11:17:01,407 WARN L180 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 86 [2018-11-18 11:17:02,117 WARN L180 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 85 [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a8~0 |old(~a8~0)|) (= ~a7~0 |old(~a7~0)|) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,119 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-18 11:17:02,120 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 446) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,121 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-18 11:17:02,122 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-18 11:17:02,123 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 11:17:02,124 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse13 (= 1 |old(~a7~0)|)) (.cse12 (= 1 |old(~a20~0)|)) (.cse27 (= |old(~a20~0)| ~a20~0)) (.cse19 (<= ~a8~0 |old(~a8~0)|)) (.cse26 (= ~a7~0 |old(~a7~0)|)) (.cse28 (= ~a17~0 |old(~a17~0)|)) (.cse32 (= ~a16~0 |old(~a16~0)|)) (.cse30 (<= |old(~a8~0)| ~a8~0)) (.cse29 (= 1 ~a21~0)) (.cse16 (= 4 |old(~a16~0)|))) (let ((.cse2 (not .cse16)) (.cse21 (not (= ~a8~0 0))) (.cse23 (= ~a21~0 1)) (.cse24 (= 1 ~a17~0)) (.cse11 (< 0 |old(~a20~0)|)) (.cse8 (and .cse27 .cse19 .cse26 .cse28 .cse32 .cse30 .cse29)) (.cse9 (< |old(~a8~0)| 14)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse31 (= ~a20~0 1)) (.cse14 (= 0 |old(~a16~0)|)) (.cse3 (not (= 8 ~a12~0))) (.cse5 (= |calculate_output_#in~input| 0)) (.cse25 (= 0 |old(~a8~0)|)) (.cse6 (not (= 1 |old(~a17~0)|))) (.cse15 (< 13 |old(~a8~0)|)) (.cse1 (not .cse12)) (.cse17 (and .cse27 (= ~a21~0 |old(~a21~0)|) .cse19 .cse26 .cse28 .cse32 .cse30)) (.cse10 (< 0 |old(~a17~0)|)) (.cse18 (< 0 |old(~a21~0)|)) (.cse7 (= 6 |old(~a16~0)|)) (.cse20 (= 1 ~a7~0)) (.cse22 (= |old(~a16~0)| ~a16~0)) (.cse4 (not .cse13))) (and (or (or .cse0 .cse1 .cse2 (not (= 13 |old(~a8~0)|))) (= ~a8~0 13) .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse0 .cse8 .cse9 .cse10 .cse11) (or .cse7 .cse0 .cse9 .cse8 .cse3 .cse5 .cse12 .cse6 .cse13 .cse14) (or .cse15 .cse16 .cse17 (< |old(~a20~0)| 1) .cse4 .cse10 .cse18) (or .cse7 .cse0 (and .cse19 .cse20 .cse21 .cse22 .cse23 .cse24) .cse14 .cse3 .cse4 .cse5 .cse25 .cse6) (or .cse13 .cse15 (and .cse19 .cse26 .cse27 .cse28 .cse22) (not (= |old(~a20~0)| 1)) .cse10) (or .cse7 .cse15 .cse4 .cse18 .cse17 .cse6) (or .cse0 .cse13 .cse8 .cse9 .cse10) (or (not (= 0 |old(~a7~0)|)) .cse0 .cse3 (and .cse19 .cse29 .cse26 .cse28 .cse30 .cse31 (= ~a16~0 5)) .cse5 .cse6 .cse1 (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|))) (or .cse0 .cse1 .cse2 (and .cse21 .cse23 .cse19 .cse26 .cse28 .cse32 .cse31) .cse3 .cse5 .cse25 .cse6) (or .cse13 .cse15 .cse2 (and .cse27 .cse28 (<= ~a21~0 |old(~a21~0)|)) .cse10) (or .cse7 .cse13 .cse15 (and .cse19 .cse26 .cse22)) (or .cse7 .cse0 .cse1 .cse14 .cse3 .cse4 .cse5 .cse25 .cse31 .cse6) (or (and .cse21 .cse22 .cse23 .cse24 .cse19 .cse26) .cse0 .cse15 .cse14 .cse3 .cse5 .cse25 .cse6) (or .cse0 .cse13 .cse9 .cse14 .cse3 .cse8 .cse5 .cse11 .cse6) (or .cse7 .cse0 .cse16 .cse8 .cse9 .cse10) (or .cse0 .cse15 .cse1 .cse31 .cse14 .cse3 .cse5 .cse25 .cse6) (or .cse15 .cse1 .cse17 .cse4 .cse10 .cse18) (or .cse7 .cse16 (and .cse19 .cse20 (<= 15 ~a8~0) .cse22) .cse4 (< |old(~a8~0)| 15))))) [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-18 11:17:02,125 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,126 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a7~0 0) (= ~a8~0 15) (= 1 ~a21~0) (= ~a12~0 8) (= ~a20~0 1) (= 1 ~a17~0) (= ~a16~0 5)) [2018-11-18 11:17:02,127 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (and (<= ~a8~0 |old(~a8~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= 1 ~a21~0) (= ~a20~0 1) (= ~a16~0 5)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|))) [2018-11-18 11:17:02,127 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-18 11:17:02,127 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse2 (= ~a16~0 4))) (let ((.cse11 (not (= ~a8~0 0))) (.cse12 (= ~a21~0 1)) (.cse17 (= ~a7~0 |old(~a7~0)|)) (.cse0 (<= ~a8~0 13)) (.cse6 (<= ~a21~0 0)) (.cse4 (= |old(~a20~0)| ~a20~0)) (.cse3 (<= ~a17~0 0)) (.cse9 (not (= ~a16~0 0))) (.cse10 (not (= main_~input~0 0))) (.cse8 (= 1 ~a17~0)) (.cse1 (not (= ~a7~0 1))) (.cse13 (<= 14 ~a8~0)) (.cse14 (= 1 ~a21~0)) (.cse18 (<= ~a20~0 0)) (.cse16 (<= ~a8~0 |old(~a8~0)|)) (.cse5 (= 1 ~a7~0)) (.cse7 (not (= ~a16~0 6))) (.cse15 (not .cse2))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse3) (not (= 8 ~a12~0)) (and .cse0 .cse5 .cse6 .cse7 .cse8) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse9 .cse5 .cse10 .cse11 .cse7 .cse12 .cse8) (and .cse10 .cse11 .cse12 .cse8 .cse2) (and .cse0 .cse9 .cse10 .cse11 .cse12 .cse8) (and .cse13 .cse7 .cse3 .cse14 .cse15) (and .cse16 .cse14 .cse10 .cse17 (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= ~a16~0 5)) (and .cse0 .cse17 .cse7) (and .cse1 .cse13 .cse3 .cse14) (and .cse13 .cse7 .cse3 .cse14 .cse18) (and .cse9 (not (= ~a20~0 1)) .cse10 .cse8 .cse13 .cse7 .cse14) (and .cse0 .cse5 .cse6 .cse3 .cse15 (<= 1 ~a20~0)) (and .cse0 .cse6 .cse4 .cse3) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a17~0)|)) (and .cse9 .cse10 .cse8 .cse1 .cse13 .cse14 .cse18) (not (= 15 |old(~a8~0)|)) (and .cse16 .cse5 (<= 15 ~a8~0) .cse7 .cse15)))) [2018-11-18 11:17:02,128 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-18 11:17:02,128 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-18 11:17:02,128 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-18 11:17:02,128 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse8 (= ~a16~0 4))) (let ((.cse12 (<= ~a20~0 0)) (.cse14 (<= ~a8~0 |old(~a8~0)|)) (.cse10 (= 1 ~a21~0)) (.cse13 (not (= ~a7~0 1))) (.cse9 (<= 14 ~a8~0)) (.cse17 (= ~a21~0 |old(~a21~0)|)) (.cse16 (= ~a7~0 |old(~a7~0)|)) (.cse15 (not .cse8)) (.cse0 (<= ~a8~0 13)) (.cse2 (<= ~a21~0 0)) (.cse18 (= |old(~a20~0)| ~a20~0)) (.cse11 (<= ~a17~0 0)) (.cse5 (not (= ~a16~0 0))) (.cse1 (= 1 ~a7~0)) (.cse6 (not (= ~a8~0 0))) (.cse3 (not (= ~a16~0 6))) (.cse7 (= ~a21~0 1)) (.cse4 (= 1 ~a17~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse0 .cse5 .cse6 .cse7 .cse4) (and .cse4 .cse8 .cse9 .cse10) (and .cse9 .cse3 .cse11 .cse10 .cse12) (and .cse5 .cse4 .cse13 .cse9 .cse10 .cse12) (and .cse5 (not (= ~a20~0 1)) (= ~a17~0 |old(~a17~0)|) .cse9 .cse3 .cse10) (and .cse0 .cse13 .cse8 .cse11) (and .cse14 .cse1 (<= 15 ~a8~0) .cse3 .cse15) (and (and (and .cse14 .cse16) (= ~a17~0 1) (= ~a16~0 5)) (<= |old(~a8~0)| ~a8~0) .cse17) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (and .cse0 .cse13 .cse18 .cse11) (and .cse9 .cse3 .cse11 .cse10 .cse15) (and .cse13 .cse9 .cse11 .cse17) (and .cse0 .cse16 .cse3) (and .cse0 .cse1 .cse2 .cse11 .cse15 (<= 1 ~a20~0)) (and .cse0 .cse2 .cse18 .cse11) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a17~0)|)) (and .cse5 .cse1 .cse6 .cse3 .cse7 .cse4) (not (= 15 |old(~a8~0)|))))) [2018-11-18 11:17:02,128 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-18 11:17:02,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:17:02 BoogieIcfgContainer [2018-11-18 11:17:02,140 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 11:17:02,140 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:17:02,140 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:17:02,140 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:17:02,141 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:16:23" (3/4) ... [2018-11-18 11:17:02,144 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:17:02,148 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 11:17:02,148 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 11:17:02,148 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 11:17:02,155 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 11:17:02,155 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 11:17:02,175 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((a8 <= 13 && 1 == a7) && a21 <= 0) && !(a16 == 6)) && 1 == a17) || !(1 == \old(a20))) || !(5 == \old(a16))) || ((((a8 <= 13 && !(a16 == 0)) && !(a8 == 0)) && a21 == 1) && 1 == a17)) || (((1 == a17 && a16 == 4) && 14 <= a8) && 1 == a21)) || ((((14 <= a8 && !(a16 == 6)) && a17 <= 0) && 1 == a21) && a20 <= 0)) || (((((!(a16 == 0) && 1 == a17) && !(a7 == 1)) && 14 <= a8) && 1 == a21) && a20 <= 0)) || (((((!(a16 == 0) && !(a20 == 1)) && a17 == \old(a17)) && 14 <= a8) && !(a16 == 6)) && 1 == a21)) || (((a8 <= 13 && !(a7 == 1)) && a16 == 4) && a17 <= 0)) || ((((a8 <= \old(a8) && 1 == a7) && 15 <= a8) && !(a16 == 6)) && !(a16 == 4))) || (((((a8 <= \old(a8) && a7 == \old(a7)) && a17 == 1) && a16 == 5) && \old(a8) <= a8) && a21 == \old(a21))) || !(1 == \old(a21))) || !(8 == a12)) || (((a8 <= 13 && !(a7 == 1)) && \old(a20) == a20) && a17 <= 0)) || ((((14 <= a8 && !(a16 == 6)) && a17 <= 0) && 1 == a21) && !(a16 == 4))) || (((!(a7 == 1) && 14 <= a8) && a17 <= 0) && a21 == \old(a21))) || ((a8 <= 13 && a7 == \old(a7)) && !(a16 == 6))) || (((((a8 <= 13 && 1 == a7) && a21 <= 0) && a17 <= 0) && !(a16 == 4)) && 1 <= a20)) || (((a8 <= 13 && a21 <= 0) && \old(a20) == a20) && a17 <= 0)) || !(0 == \old(a7))) || !(1 == \old(a17))) || (((((!(a16 == 0) && 1 == a7) && !(a8 == 0)) && !(a16 == 6)) && a21 == 1) && 1 == a17)) || !(15 == \old(a8)) [2018-11-18 11:17:02,232 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b8e8c1a4-d145-4dbc-a5cb-6a46615d44b8/bin-2019/utaipan/witness.graphml [2018-11-18 11:17:02,233 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:17:02,233 INFO L168 Benchmark]: Toolchain (without parser) took 40338.71 ms. Allocated memory was 1.0 GB in the beginning and 3.3 GB in the end (delta: 2.2 GB). Free memory was 950.0 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-18 11:17:02,234 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:17:02,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.37 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 917.7 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:17:02,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 917.7 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:17:02,234 INFO L168 Benchmark]: Boogie Preprocessor took 51.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:17:02,235 INFO L168 Benchmark]: RCFGBuilder took 774.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.8 MB). Peak memory consumption was 100.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:17:02,235 INFO L168 Benchmark]: TraceAbstraction took 38976.88 ms. Allocated memory was 1.1 GB in the beginning and 3.3 GB in the end (delta: 2.1 GB). Free memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: -950.5 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-11-18 11:17:02,235 INFO L168 Benchmark]: Witness Printer took 92.43 ms. Allocated memory is still 3.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 37.5 kB). Peak memory consumption was 37.5 kB. Max. memory is 11.5 GB. [2018-11-18 11:17:02,237 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.37 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 917.7 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 917.7 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 774.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.8 MB). Peak memory consumption was 100.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 38976.88 ms. Allocated memory was 1.1 GB in the beginning and 3.3 GB in the end (delta: 2.1 GB). Free memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: -950.5 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * Witness Printer took 92.43 ms. Allocated memory is still 3.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 37.5 kB). Peak memory consumption was 37.5 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 446]: 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: 583]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a8 <= 13 && 1 == a7) && a21 <= 0) && !(a16 == 6)) && 1 == a17) || !(1 == \old(a20))) || !(5 == \old(a16))) || ((((a8 <= 13 && !(a16 == 0)) && !(a8 == 0)) && a21 == 1) && 1 == a17)) || (((1 == a17 && a16 == 4) && 14 <= a8) && 1 == a21)) || ((((14 <= a8 && !(a16 == 6)) && a17 <= 0) && 1 == a21) && a20 <= 0)) || (((((!(a16 == 0) && 1 == a17) && !(a7 == 1)) && 14 <= a8) && 1 == a21) && a20 <= 0)) || (((((!(a16 == 0) && !(a20 == 1)) && a17 == \old(a17)) && 14 <= a8) && !(a16 == 6)) && 1 == a21)) || (((a8 <= 13 && !(a7 == 1)) && a16 == 4) && a17 <= 0)) || ((((a8 <= \old(a8) && 1 == a7) && 15 <= a8) && !(a16 == 6)) && !(a16 == 4))) || (((((a8 <= \old(a8) && a7 == \old(a7)) && a17 == 1) && a16 == 5) && \old(a8) <= a8) && a21 == \old(a21))) || !(1 == \old(a21))) || !(8 == a12)) || (((a8 <= 13 && !(a7 == 1)) && \old(a20) == a20) && a17 <= 0)) || ((((14 <= a8 && !(a16 == 6)) && a17 <= 0) && 1 == a21) && !(a16 == 4))) || (((!(a7 == 1) && 14 <= a8) && a17 <= 0) && a21 == \old(a21))) || ((a8 <= 13 && a7 == \old(a7)) && !(a16 == 6))) || (((((a8 <= 13 && 1 == a7) && a21 <= 0) && a17 <= 0) && !(a16 == 4)) && 1 <= a20)) || (((a8 <= 13 && a21 <= 0) && \old(a20) == a20) && a17 <= 0)) || !(0 == \old(a7))) || !(1 == \old(a17))) || (((((!(a16 == 0) && 1 == a7) && !(a8 == 0)) && !(a16 == 6)) && a21 == 1) && 1 == a17)) || !(15 == \old(a8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 38.9s OverallTime, 14 OverallIterations, 7 TraceHistogramMax, 24.9s AutomataDifference, 0.0s DeadEndRemovalTime, 5.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1764 SDtfs, 14380 SDslu, 3496 SDs, 0 SdLazy, 20893 SolverSat, 3248 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 3274 GetRequests, 3030 SyntacticMatches, 10 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1441 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17077occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.4s AbstIntTime, 10 AbstIntIterations, 5 AbstIntStrong, 0.9963285602436732 AbsIntWeakeningRatio, 0.25669099756691 AbsIntAvgWeakeningVarsNumRemoved, 27.15815085158151 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 3558 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 951 PreInvPairs, 1531 NumberOfFragments, 1493 HoareAnnotationTreeSize, 951 FomulaSimplifications, 92583 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 24161 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 3428 NumberOfCodeBlocks, 3428 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4490 ConstructedInterpolants, 0 QuantifiedInterpolants, 1628864 SizeOfPredicates, 6 NumberOfNonLiveVariables, 3235 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 24 InterpolantComputations, 4 PerfectInterpolantSequences, 4379/4813 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...