./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label19_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label19_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/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 edeea1f74999e0c407ee107c2e6c77e98295c642 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 13:56:40,981 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:56:40,982 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:56:40,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:56:40,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:56:40,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:56:40,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:56:40,992 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:56:40,993 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:56:40,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:56:40,994 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:56:40,994 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:56:40,995 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:56:40,996 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:56:40,997 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:56:40,997 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:56:40,998 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:56:40,999 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:56:41,000 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:56:41,001 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:56:41,002 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:56:41,003 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:56:41,004 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:56:41,005 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:56:41,005 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:56:41,006 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:56:41,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:56:41,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:56:41,007 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:56:41,008 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:56:41,008 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:56:41,009 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:56:41,009 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:56:41,009 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:56:41,010 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:56:41,010 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:56:41,010 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 13:56:41,020 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:56:41,020 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:56:41,021 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:56:41,021 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:56:41,021 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:56:41,021 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:56:41,021 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:56:41,022 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 13:56:41,022 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:56:41,022 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:56:41,022 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 13:56:41,022 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 13:56:41,022 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:56:41,023 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:56:41,023 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:56:41,023 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:56:41,023 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:56:41,023 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:56:41,023 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:56:41,023 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:56:41,024 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:56:41,024 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:56:41,024 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:56:41,024 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:56:41,024 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:56:41,024 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:56:41,024 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:56:41,025 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:56:41,025 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:56:41,025 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:56:41,025 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:56:41,025 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:56:41,025 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:56:41,025 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 13:56:41,025 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:56:41,026 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:56:41,026 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 13:56:41,026 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_41660bdb-4e3f-40f7-b640-515130fa31a7/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 -> edeea1f74999e0c407ee107c2e6c77e98295c642 [2018-11-18 13:56:41,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:56:41,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:56:41,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:56:41,060 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:56:41,060 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:56:41,061 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label19_true-unreach-call.c [2018-11-18 13:56:41,096 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/data/531996a9d/0fe5cf3ed3934697aa04e95df0920ce1/FLAG435deb5ea [2018-11-18 13:56:41,631 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:56:41,631 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/sv-benchmarks/c/eca-rers2012/Problem15_label19_true-unreach-call.c [2018-11-18 13:56:41,642 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/data/531996a9d/0fe5cf3ed3934697aa04e95df0920ce1/FLAG435deb5ea [2018-11-18 13:56:42,080 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/data/531996a9d/0fe5cf3ed3934697aa04e95df0920ce1 [2018-11-18 13:56:42,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:56:42,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:56:42,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:56:42,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:56:42,087 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:56:42,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f427c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42, skipping insertion in model container [2018-11-18 13:56:42,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:56:42,161 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:56:42,621 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:56:42,623 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:56:42,793 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:56:42,804 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:56:42,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42 WrapperNode [2018-11-18 13:56:42,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:56:42,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:56:42,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:56:42,805 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:56:42,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:56:42,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:56:42,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:56:42,913 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:56:42,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... [2018-11-18 13:56:42,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:56:42,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:56:42,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:56:42,995 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:56:42,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/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 13:56:43,044 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:56:43,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:56:43,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:56:43,044 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-18 13:56:43,045 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-18 13:56:43,045 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 13:56:43,045 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 13:56:43,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:56:43,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:56:43,045 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:56:43,045 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:56:44,998 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:56:44,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:56:44 BoogieIcfgContainer [2018-11-18 13:56:44,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:56:44,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:56:45,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:56:45,002 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:56:45,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:56:42" (1/3) ... [2018-11-18 13:56:45,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59807668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:56:45, skipping insertion in model container [2018-11-18 13:56:45,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:56:42" (2/3) ... [2018-11-18 13:56:45,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59807668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:56:45, skipping insertion in model container [2018-11-18 13:56:45,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:56:44" (3/3) ... [2018-11-18 13:56:45,004 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label19_true-unreach-call.c [2018-11-18 13:56:45,010 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:56:45,016 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:56:45,026 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:56:45,051 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:56:45,051 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:56:45,051 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:56:45,051 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:56:45,052 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:56:45,052 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:56:45,052 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:56:45,053 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:56:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states. [2018-11-18 13:56:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 13:56:45,082 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:56:45,083 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] [2018-11-18 13:56:45,084 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:56:45,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:56:45,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1227807684, now seen corresponding path program 1 times [2018-11-18 13:56:45,090 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:56:45,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:45,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:56:45,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:45,120 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:56:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:56:45,345 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 13:56:45,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:56:45,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 13:56:45,347 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:56:45,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 13:56:45,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 13:56:45,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:56:45,367 INFO L87 Difference]: Start difference. First operand 438 states. Second operand 4 states. [2018-11-18 13:56:47,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:56:47,433 INFO L93 Difference]: Finished difference Result 1558 states and 2849 transitions. [2018-11-18 13:56:47,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:56:47,435 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2018-11-18 13:56:47,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:56:47,453 INFO L225 Difference]: With dead ends: 1558 [2018-11-18 13:56:47,453 INFO L226 Difference]: Without dead ends: 1114 [2018-11-18 13:56:47,459 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:56:47,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2018-11-18 13:56:47,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 759. [2018-11-18 13:56:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 759 states. [2018-11-18 13:56:47,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 1355 transitions. [2018-11-18 13:56:47,529 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 1355 transitions. Word has length 52 [2018-11-18 13:56:47,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:56:47,530 INFO L480 AbstractCegarLoop]: Abstraction has 759 states and 1355 transitions. [2018-11-18 13:56:47,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 13:56:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1355 transitions. [2018-11-18 13:56:47,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:56:47,534 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:56:47,534 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:56:47,534 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:56:47,534 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:56:47,534 INFO L82 PathProgramCache]: Analyzing trace with hash -773066201, now seen corresponding path program 1 times [2018-11-18 13:56:47,534 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:56:47,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:47,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:56:47,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:47,536 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:56:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:56:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:56:47,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:56:47,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:56:47,661 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:56:47,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:56:47,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:56:47,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:56:47,663 INFO L87 Difference]: Start difference. First operand 759 states and 1355 transitions. Second operand 5 states. [2018-11-18 13:56:51,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:56:51,135 INFO L93 Difference]: Finished difference Result 2506 states and 4577 transitions. [2018-11-18 13:56:51,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:56:51,136 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2018-11-18 13:56:51,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:56:51,140 INFO L225 Difference]: With dead ends: 2506 [2018-11-18 13:56:51,141 INFO L226 Difference]: Without dead ends: 1753 [2018-11-18 13:56:51,143 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:56:51,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2018-11-18 13:56:51,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1733. [2018-11-18 13:56:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1733 states. [2018-11-18 13:56:51,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 3007 transitions. [2018-11-18 13:56:51,181 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 3007 transitions. Word has length 122 [2018-11-18 13:56:51,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:56:51,181 INFO L480 AbstractCegarLoop]: Abstraction has 1733 states and 3007 transitions. [2018-11-18 13:56:51,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:56:51,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3007 transitions. [2018-11-18 13:56:51,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 13:56:51,183 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:56:51,184 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:56:51,184 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:56:51,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:56:51,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1495807734, now seen corresponding path program 1 times [2018-11-18 13:56:51,184 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:56:51,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:51,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:56:51,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:51,186 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:56:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:56:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:56:51,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:56:51,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:56:51,300 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:56:51,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:56:51,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:56:51,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:56:51,300 INFO L87 Difference]: Start difference. First operand 1733 states and 3007 transitions. Second operand 6 states. [2018-11-18 13:56:54,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:56:54,713 INFO L93 Difference]: Finished difference Result 5656 states and 10490 transitions. [2018-11-18 13:56:54,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 13:56:54,713 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2018-11-18 13:56:54,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:56:54,737 INFO L225 Difference]: With dead ends: 5656 [2018-11-18 13:56:54,738 INFO L226 Difference]: Without dead ends: 3929 [2018-11-18 13:56:54,753 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:56:54,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3929 states. [2018-11-18 13:56:54,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3929 to 3821. [2018-11-18 13:56:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3821 states. [2018-11-18 13:56:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 5796 transitions. [2018-11-18 13:56:54,854 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 5796 transitions. Word has length 123 [2018-11-18 13:56:54,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:56:54,854 INFO L480 AbstractCegarLoop]: Abstraction has 3821 states and 5796 transitions. [2018-11-18 13:56:54,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:56:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 5796 transitions. [2018-11-18 13:56:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 13:56:54,857 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:56:54,857 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:56:54,857 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:56:54,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:56:54,858 INFO L82 PathProgramCache]: Analyzing trace with hash -1360707218, now seen corresponding path program 1 times [2018-11-18 13:56:54,858 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:56:54,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:54,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:56:54,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:54,859 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:56:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:56:54,978 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:56:54,979 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:56:54,979 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:56:54,979 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:56:54,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:56:54,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:56:54,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:56:54,980 INFO L87 Difference]: Start difference. First operand 3821 states and 5796 transitions. Second operand 6 states. [2018-11-18 13:56:57,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:56:57,386 INFO L93 Difference]: Finished difference Result 10738 states and 17556 transitions. [2018-11-18 13:56:57,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:56:57,386 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127 [2018-11-18 13:56:57,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:56:57,416 INFO L225 Difference]: With dead ends: 10738 [2018-11-18 13:56:57,416 INFO L226 Difference]: Without dead ends: 7232 [2018-11-18 13:56:57,438 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 13:56:57,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7232 states. [2018-11-18 13:56:57,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7232 to 7179. [2018-11-18 13:56:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7179 states. [2018-11-18 13:56:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7179 states to 7179 states and 10373 transitions. [2018-11-18 13:56:57,599 INFO L78 Accepts]: Start accepts. Automaton has 7179 states and 10373 transitions. Word has length 127 [2018-11-18 13:56:57,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:56:57,599 INFO L480 AbstractCegarLoop]: Abstraction has 7179 states and 10373 transitions. [2018-11-18 13:56:57,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:56:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 7179 states and 10373 transitions. [2018-11-18 13:56:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 13:56:57,602 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:56:57,602 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:56:57,602 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:56:57,603 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:56:57,603 INFO L82 PathProgramCache]: Analyzing trace with hash -507052443, now seen corresponding path program 1 times [2018-11-18 13:56:57,603 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:56:57,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:57,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:56:57,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:56:57,604 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:56:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:56:57,761 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:56:57,762 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:56:57,762 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:56:57,763 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-11-18 13:56:57,764 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:56:57,799 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:56:57,799 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:56:58,351 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:56:58,352 INFO L272 AbstractInterpreter]: Visited 104 different actions 298 times. Merged at 5 different actions 9 times. Never widened. Performed 3088 root evaluator evaluations with a maximum evaluation depth of 10. Performed 3088 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 13:56:58,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:56:58,366 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:56:58,366 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:56:58,366 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/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 13:56:58,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:56:58,383 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:56:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:56:58,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:57:01,153 WARN L180 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2018-11-18 13:57:02,590 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:57:02,590 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:57:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:57:02,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:57:02,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 11 [2018-11-18 13:57:02,707 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:57:02,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:57:02,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:57:02,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=78, Unknown=2, NotChecked=0, Total=110 [2018-11-18 13:57:02,708 INFO L87 Difference]: Start difference. First operand 7179 states and 10373 transitions. Second operand 3 states. [2018-11-18 13:57:03,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:57:03,986 INFO L93 Difference]: Finished difference Result 17953 states and 27078 transitions. [2018-11-18 13:57:03,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:57:03,986 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2018-11-18 13:57:03,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:57:04,023 INFO L225 Difference]: With dead ends: 17953 [2018-11-18 13:57:04,023 INFO L226 Difference]: Without dead ends: 11089 [2018-11-18 13:57:04,073 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 292 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=30, Invalid=78, Unknown=2, NotChecked=0, Total=110 [2018-11-18 13:57:04,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11089 states. [2018-11-18 13:57:04,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11089 to 11087. [2018-11-18 13:57:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11087 states. [2018-11-18 13:57:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11087 states to 11087 states and 15327 transitions. [2018-11-18 13:57:04,249 INFO L78 Accepts]: Start accepts. Automaton has 11087 states and 15327 transitions. Word has length 148 [2018-11-18 13:57:04,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:57:04,249 INFO L480 AbstractCegarLoop]: Abstraction has 11087 states and 15327 transitions. [2018-11-18 13:57:04,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:57:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11087 states and 15327 transitions. [2018-11-18 13:57:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 13:57:04,253 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:57:04,253 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:57:04,254 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:57:04,254 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:57:04,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1797896167, now seen corresponding path program 1 times [2018-11-18 13:57:04,254 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:57:04,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:04,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:57:04,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:04,257 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:57:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:57:04,499 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:57:04,499 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:57:04,500 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:57:04,500 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-11-18 13:57:04,500 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:57:04,506 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:57:04,506 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:57:04,690 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 13:57:04,690 INFO L272 AbstractInterpreter]: Visited 172 different actions 172 times. Never merged. Never widened. Performed 1937 root evaluator evaluations with a maximum evaluation depth of 9. Performed 1937 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Never found a fixpoint. Largest state had 24 variables. [2018-11-18 13:57:04,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:57:04,694 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 13:57:04,997 INFO L227 lantSequenceWeakener]: Weakened 214 states. On average, predicates are now at 77.99% of their original sizes. [2018-11-18 13:57:04,997 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 13:57:05,037 INFO L415 sIntCurrentIteration]: We unified 219 AI predicates to 219 [2018-11-18 13:57:05,037 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 13:57:05,038 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:57:05,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2018-11-18 13:57:05,038 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:57:05,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:57:05,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:57:05,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:57:05,039 INFO L87 Difference]: Start difference. First operand 11087 states and 15327 transitions. Second operand 6 states. [2018-11-18 13:57:48,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:57:48,312 INFO L93 Difference]: Finished difference Result 21861 states and 30312 transitions. [2018-11-18 13:57:48,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:57:48,312 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 220 [2018-11-18 13:57:48,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:57:48,341 INFO L225 Difference]: With dead ends: 21861 [2018-11-18 13:57:48,341 INFO L226 Difference]: Without dead ends: 11088 [2018-11-18 13:57:48,357 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 220 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:57:48,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11088 states. [2018-11-18 13:57:48,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11088 to 11079. [2018-11-18 13:57:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11079 states. [2018-11-18 13:57:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11079 states to 11079 states and 15277 transitions. [2018-11-18 13:57:48,494 INFO L78 Accepts]: Start accepts. Automaton has 11079 states and 15277 transitions. Word has length 220 [2018-11-18 13:57:48,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:57:48,494 INFO L480 AbstractCegarLoop]: Abstraction has 11079 states and 15277 transitions. [2018-11-18 13:57:48,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:57:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 11079 states and 15277 transitions. [2018-11-18 13:57:48,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-18 13:57:48,499 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:57:48,500 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:57:48,500 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:57:48,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:57:48,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1909686646, now seen corresponding path program 1 times [2018-11-18 13:57:48,500 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:57:48,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:48,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:57:48,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:48,501 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:57:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:57:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 91 proven. 89 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:57:48,798 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:57:48,798 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:57:48,798 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 278 with the following transitions: [2018-11-18 13:57:48,799 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [872], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:57:48,801 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:57:48,802 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:57:48,943 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:57:48,943 INFO L272 AbstractInterpreter]: Visited 138 different actions 400 times. Merged at 5 different actions 9 times. Never widened. Performed 4593 root evaluator evaluations with a maximum evaluation depth of 10. Performed 4593 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 13:57:48,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:57:48,945 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:57:48,945 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:57:48,946 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/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 13:57:48,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:57:48,964 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:57:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:57:49,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:57:49,114 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-18 13:57:49,114 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:57:49,420 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-18 13:57:49,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:57:49,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 9 [2018-11-18 13:57:49,446 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:57:49,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:57:49,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:57:49,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:57:49,447 INFO L87 Difference]: Start difference. First operand 11079 states and 15277 transitions. Second operand 5 states. [2018-11-18 13:57:51,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:57:51,074 INFO L93 Difference]: Finished difference Result 24031 states and 34316 transitions. [2018-11-18 13:57:51,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:57:51,075 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 277 [2018-11-18 13:57:51,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:57:51,104 INFO L225 Difference]: With dead ends: 24031 [2018-11-18 13:57:51,104 INFO L226 Difference]: Without dead ends: 9239 [2018-11-18 13:57:51,143 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 563 GetRequests, 552 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:57:51,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9239 states. [2018-11-18 13:57:51,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9239 to 7660. [2018-11-18 13:57:51,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7660 states. [2018-11-18 13:57:51,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7660 states to 7660 states and 9351 transitions. [2018-11-18 13:57:51,281 INFO L78 Accepts]: Start accepts. Automaton has 7660 states and 9351 transitions. Word has length 277 [2018-11-18 13:57:51,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:57:51,282 INFO L480 AbstractCegarLoop]: Abstraction has 7660 states and 9351 transitions. [2018-11-18 13:57:51,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:57:51,282 INFO L276 IsEmpty]: Start isEmpty. Operand 7660 states and 9351 transitions. [2018-11-18 13:57:51,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-18 13:57:51,285 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:57:51,285 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:57:51,285 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:57:51,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:57:51,286 INFO L82 PathProgramCache]: Analyzing trace with hash -2141796424, now seen corresponding path program 1 times [2018-11-18 13:57:51,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:57:51,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:51,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:57:51,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:51,287 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:57:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:57:51,522 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:57:51,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:57:51,522 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:57:51,523 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-11-18 13:57:51,523 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1378], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:57:51,526 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:57:51,527 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:57:51,919 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:57:51,920 INFO L272 AbstractInterpreter]: Visited 246 different actions 724 times. Merged at 5 different actions 9 times. Never widened. Performed 9581 root evaluator evaluations with a maximum evaluation depth of 10. Performed 9581 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 13:57:51,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:57:51,937 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:57:51,937 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:57:51,937 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/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 13:57:51,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:57:51,946 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:57:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:57:51,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:57:54,066 WARN L180 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 38 [2018-11-18 13:57:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:57:54,127 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:57:54,842 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:57:54,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:57:54,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2018-11-18 13:57:54,858 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:57:54,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:57:54,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:57:54,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:57:54,858 INFO L87 Difference]: Start difference. First operand 7660 states and 9351 transitions. Second operand 6 states. [2018-11-18 13:57:57,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:57:57,772 INFO L93 Difference]: Finished difference Result 19171 states and 24212 transitions. [2018-11-18 13:57:57,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:57:57,773 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 290 [2018-11-18 13:57:57,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:57:57,805 INFO L225 Difference]: With dead ends: 19171 [2018-11-18 13:57:57,805 INFO L226 Difference]: Without dead ends: 11509 [2018-11-18 13:57:57,818 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 575 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:57:57,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11509 states. [2018-11-18 13:57:57,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11509 to 10816. [2018-11-18 13:57:57,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10816 states. [2018-11-18 13:57:57,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10816 states to 10816 states and 13707 transitions. [2018-11-18 13:57:57,992 INFO L78 Accepts]: Start accepts. Automaton has 10816 states and 13707 transitions. Word has length 290 [2018-11-18 13:57:57,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:57:57,993 INFO L480 AbstractCegarLoop]: Abstraction has 10816 states and 13707 transitions. [2018-11-18 13:57:57,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:57:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 10816 states and 13707 transitions. [2018-11-18 13:57:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-11-18 13:57:58,001 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:57:58,001 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:57:58,002 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:57:58,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:57:58,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1530309236, now seen corresponding path program 1 times [2018-11-18 13:57:58,002 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:57:58,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:58,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:57:58,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:57:58,003 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:57:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:57:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 85 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:57:58,493 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:57:58,494 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:57:58,494 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 440 with the following transitions: [2018-11-18 13:57:58,494 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:57:58,500 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:57:58,500 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:01,424 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:01,424 INFO L272 AbstractInterpreter]: Visited 284 different actions 849 times. Merged at 7 different actions 21 times. Never widened. Performed 11709 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11709 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 13:58:01,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:01,426 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:01,426 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:01,426 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/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 13:58:01,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:01,433 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:01,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 13:58:01,574 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 13:58:01,681 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:58:01,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2018-11-18 13:58:01,681 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:58:01,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:58:01,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:58:01,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:58:01,682 INFO L87 Difference]: Start difference. First operand 10816 states and 13707 transitions. Second operand 3 states. [2018-11-18 13:58:02,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:02,786 INFO L93 Difference]: Finished difference Result 25772 states and 33554 transitions. [2018-11-18 13:58:02,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:58:02,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 439 [2018-11-18 13:58:02,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:02,821 INFO L225 Difference]: With dead ends: 25772 [2018-11-18 13:58:02,821 INFO L226 Difference]: Without dead ends: 15208 [2018-11-18 13:58:02,844 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 889 GetRequests, 879 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:58:02,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15208 states. [2018-11-18 13:58:03,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15208 to 14578. [2018-11-18 13:58:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14578 states. [2018-11-18 13:58:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14578 states to 14578 states and 18022 transitions. [2018-11-18 13:58:03,101 INFO L78 Accepts]: Start accepts. Automaton has 14578 states and 18022 transitions. Word has length 439 [2018-11-18 13:58:03,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:03,102 INFO L480 AbstractCegarLoop]: Abstraction has 14578 states and 18022 transitions. [2018-11-18 13:58:03,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:58:03,102 INFO L276 IsEmpty]: Start isEmpty. Operand 14578 states and 18022 transitions. [2018-11-18 13:58:03,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2018-11-18 13:58:03,118 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:03,118 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:58:03,118 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:03,118 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:03,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1216662027, now seen corresponding path program 1 times [2018-11-18 13:58:03,119 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:03,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:03,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:03,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:03,121 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 224 proven. 85 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 13:58:03,449 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:03,449 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:58:03,449 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 505 with the following transitions: [2018-11-18 13:58:03,450 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [671], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:58:03,456 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:58:03,456 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:04,074 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:04,074 INFO L272 AbstractInterpreter]: Visited 285 different actions 1136 times. Merged at 8 different actions 31 times. Never widened. Performed 16011 root evaluator evaluations with a maximum evaluation depth of 16. Performed 16011 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-18 13:58:04,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:04,077 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:04,077 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:04,077 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/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 13:58:04,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:04,083 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:04,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:04,238 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 350 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 13:58:04,238 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:04,356 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 224 proven. 85 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 13:58:04,372 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:58:04,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 13:58:04,373 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:58:04,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:58:04,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:58:04,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:58:04,374 INFO L87 Difference]: Start difference. First operand 14578 states and 18022 transitions. Second operand 9 states. [2018-11-18 13:58:06,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:06,743 INFO L93 Difference]: Finished difference Result 33827 states and 46105 transitions. [2018-11-18 13:58:06,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 13:58:06,743 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 504 [2018-11-18 13:58:06,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:06,813 INFO L225 Difference]: With dead ends: 33827 [2018-11-18 13:58:06,813 INFO L226 Difference]: Without dead ends: 19496 [2018-11-18 13:58:06,886 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1031 GetRequests, 1012 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-11-18 13:58:06,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19496 states. [2018-11-18 13:58:07,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19496 to 19341. [2018-11-18 13:58:07,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19341 states. [2018-11-18 13:58:07,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19341 states to 19341 states and 24497 transitions. [2018-11-18 13:58:07,314 INFO L78 Accepts]: Start accepts. Automaton has 19341 states and 24497 transitions. Word has length 504 [2018-11-18 13:58:07,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:07,314 INFO L480 AbstractCegarLoop]: Abstraction has 19341 states and 24497 transitions. [2018-11-18 13:58:07,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:58:07,314 INFO L276 IsEmpty]: Start isEmpty. Operand 19341 states and 24497 transitions. [2018-11-18 13:58:07,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2018-11-18 13:58:07,339 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:07,339 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:58:07,339 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:07,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:07,339 INFO L82 PathProgramCache]: Analyzing trace with hash -268892270, now seen corresponding path program 1 times [2018-11-18 13:58:07,340 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:07,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:07,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:07,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:07,340 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 413 proven. 2 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 13:58:07,652 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:07,652 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:58:07,652 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 605 with the following transitions: [2018-11-18 13:58:07,652 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:58:07,656 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:58:07,656 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:10,682 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:10,682 INFO L272 AbstractInterpreter]: Visited 285 different actions 848 times. Merged at 8 different actions 17 times. Never widened. Performed 11656 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11656 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 13:58:10,685 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:10,685 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:10,685 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:10,685 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:58:10,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:10,691 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:10,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 413 proven. 2 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 13:58:10,907 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 413 proven. 2 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 13:58:11,128 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:58:11,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 13:58:11,129 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:58:11,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:58:11,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:58:11,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:58:11,130 INFO L87 Difference]: Start difference. First operand 19341 states and 24497 transitions. Second operand 9 states. [2018-11-18 13:58:13,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:13,708 INFO L93 Difference]: Finished difference Result 41250 states and 54899 transitions. [2018-11-18 13:58:13,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 13:58:13,709 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 604 [2018-11-18 13:58:13,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:13,780 INFO L225 Difference]: With dead ends: 41250 [2018-11-18 13:58:13,781 INFO L226 Difference]: Without dead ends: 22223 [2018-11-18 13:58:13,845 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1231 GetRequests, 1212 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-11-18 13:58:13,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22223 states. [2018-11-18 13:58:14,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22223 to 22149. [2018-11-18 13:58:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22149 states. [2018-11-18 13:58:14,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22149 states to 22149 states and 27851 transitions. [2018-11-18 13:58:14,245 INFO L78 Accepts]: Start accepts. Automaton has 22149 states and 27851 transitions. Word has length 604 [2018-11-18 13:58:14,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:14,246 INFO L480 AbstractCegarLoop]: Abstraction has 22149 states and 27851 transitions. [2018-11-18 13:58:14,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:58:14,246 INFO L276 IsEmpty]: Start isEmpty. Operand 22149 states and 27851 transitions. [2018-11-18 13:58:14,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2018-11-18 13:58:14,257 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:14,258 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:58:14,258 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:14,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:14,258 INFO L82 PathProgramCache]: Analyzing trace with hash 58256527, now seen corresponding path program 1 times [2018-11-18 13:58:14,258 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:14,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:14,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:14,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:14,259 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 455 proven. 43 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-18 13:58:14,546 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:14,546 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:58:14,546 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 647 with the following transitions: [2018-11-18 13:58:14,546 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [660], [663], [667], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [774], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:58:14,550 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:58:14,550 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:17,455 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:17,455 INFO L272 AbstractInterpreter]: Visited 288 different actions 855 times. Merged at 9 different actions 19 times. Never widened. Performed 11709 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11709 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 13:58:17,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:17,456 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:17,456 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:17,456 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:58:17,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:17,462 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:17,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2018-11-18 13:58:17,667 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:17,806 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2018-11-18 13:58:17,822 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:58:17,823 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 4 [2018-11-18 13:58:17,823 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:58:17,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:58:17,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:58:17,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:58:17,824 INFO L87 Difference]: Start difference. First operand 22149 states and 27851 transitions. Second operand 3 states. [2018-11-18 13:58:19,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:19,146 INFO L93 Difference]: Finished difference Result 46508 states and 59355 transitions. [2018-11-18 13:58:19,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:58:19,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 646 [2018-11-18 13:58:19,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:19,214 INFO L225 Difference]: With dead ends: 46508 [2018-11-18 13:58:19,214 INFO L226 Difference]: Without dead ends: 24673 [2018-11-18 13:58:19,283 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1298 GetRequests, 1292 SyntacticMatches, 4 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:58:19,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24673 states. [2018-11-18 13:58:19,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24673 to 23411. [2018-11-18 13:58:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23411 states. [2018-11-18 13:58:19,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23411 states to 23411 states and 29395 transitions. [2018-11-18 13:58:19,719 INFO L78 Accepts]: Start accepts. Automaton has 23411 states and 29395 transitions. Word has length 646 [2018-11-18 13:58:19,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:19,720 INFO L480 AbstractCegarLoop]: Abstraction has 23411 states and 29395 transitions. [2018-11-18 13:58:19,721 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:58:19,721 INFO L276 IsEmpty]: Start isEmpty. Operand 23411 states and 29395 transitions. [2018-11-18 13:58:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2018-11-18 13:58:19,739 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:19,740 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:58:19,740 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:19,740 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:19,740 INFO L82 PathProgramCache]: Analyzing trace with hash -730573240, now seen corresponding path program 1 times [2018-11-18 13:58:19,740 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:19,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:19,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:19,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:19,741 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:20,203 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2018-11-18 13:58:20,203 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:58:20,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 13:58:20,204 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:58:20,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 13:58:20,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 13:58:20,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:58:20,205 INFO L87 Difference]: Start difference. First operand 23411 states and 29395 transitions. Second operand 4 states. [2018-11-18 13:58:22,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:22,480 INFO L93 Difference]: Finished difference Result 56630 states and 72334 transitions. [2018-11-18 13:58:22,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:58:22,480 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 711 [2018-11-18 13:58:22,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:22,577 INFO L225 Difference]: With dead ends: 56630 [2018-11-18 13:58:22,578 INFO L226 Difference]: Without dead ends: 33533 [2018-11-18 13:58:22,669 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:58:22,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33533 states. [2018-11-18 13:58:23,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33533 to 33258. [2018-11-18 13:58:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33258 states. [2018-11-18 13:58:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33258 states to 33258 states and 40694 transitions. [2018-11-18 13:58:23,212 INFO L78 Accepts]: Start accepts. Automaton has 33258 states and 40694 transitions. Word has length 711 [2018-11-18 13:58:23,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:23,212 INFO L480 AbstractCegarLoop]: Abstraction has 33258 states and 40694 transitions. [2018-11-18 13:58:23,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 13:58:23,213 INFO L276 IsEmpty]: Start isEmpty. Operand 33258 states and 40694 transitions. [2018-11-18 13:58:23,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 808 [2018-11-18 13:58:23,242 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:23,242 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 13:58:23,243 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:23,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:23,243 INFO L82 PathProgramCache]: Analyzing trace with hash 656922526, now seen corresponding path program 1 times [2018-11-18 13:58:23,243 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:23,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:23,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:23,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:23,244 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 605 proven. 2 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 13:58:23,871 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:23,871 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:58:23,872 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 808 with the following transitions: [2018-11-18 13:58:23,872 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1167], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1619], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:58:23,876 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:58:23,876 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:24,308 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:24,308 INFO L272 AbstractInterpreter]: Visited 296 different actions 1182 times. Merged at 8 different actions 34 times. Widened at 1 different actions 1 times. Performed 16015 root evaluator evaluations with a maximum evaluation depth of 10. Performed 16015 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 13:58:24,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:24,318 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:24,318 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:24,318 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:58:24,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:24,326 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:24,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 605 proven. 2 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 13:58:24,675 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 605 proven. 2 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 13:58:25,144 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:58:25,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-18 13:58:25,144 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:58:25,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:58:25,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:58:25,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:58:25,145 INFO L87 Difference]: Start difference. First operand 33258 states and 40694 transitions. Second operand 9 states. [2018-11-18 13:58:27,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:27,385 INFO L93 Difference]: Finished difference Result 63193 states and 74935 transitions. [2018-11-18 13:58:27,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 13:58:27,385 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 807 [2018-11-18 13:58:27,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:27,433 INFO L225 Difference]: With dead ends: 63193 [2018-11-18 13:58:27,433 INFO L226 Difference]: Without dead ends: 30249 [2018-11-18 13:58:27,501 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1633 GetRequests, 1616 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-11-18 13:58:27,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30249 states. [2018-11-18 13:58:27,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30249 to 29315. [2018-11-18 13:58:27,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29315 states. [2018-11-18 13:58:27,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29315 states to 29315 states and 32160 transitions. [2018-11-18 13:58:27,770 INFO L78 Accepts]: Start accepts. Automaton has 29315 states and 32160 transitions. Word has length 807 [2018-11-18 13:58:27,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:27,771 INFO L480 AbstractCegarLoop]: Abstraction has 29315 states and 32160 transitions. [2018-11-18 13:58:27,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:58:27,771 INFO L276 IsEmpty]: Start isEmpty. Operand 29315 states and 32160 transitions. [2018-11-18 13:58:27,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 843 [2018-11-18 13:58:27,792 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:27,792 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:58:27,792 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:27,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:27,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1131025736, now seen corresponding path program 1 times [2018-11-18 13:58:27,793 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:27,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:27,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:27,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:27,793 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 652 proven. 2 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2018-11-18 13:58:28,195 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:28,195 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:58:28,195 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 843 with the following transitions: [2018-11-18 13:58:28,196 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [660], [663], [667], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [754], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:58:28,199 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:58:28,199 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:31,834 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:31,834 INFO L272 AbstractInterpreter]: Visited 291 different actions 1147 times. Merged at 10 different actions 30 times. Never widened. Performed 15843 root evaluator evaluations with a maximum evaluation depth of 20. Performed 15843 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 9 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 13:58:31,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:31,836 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:31,836 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:31,836 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:58:31,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:31,843 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:31,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:32,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 652 proven. 2 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2018-11-18 13:58:32,146 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:32,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 652 proven. 2 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2018-11-18 13:58:32,444 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:58:32,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-11-18 13:58:32,444 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:58:32,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:58:32,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:58:32,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:58:32,445 INFO L87 Difference]: Start difference. First operand 29315 states and 32160 transitions. Second operand 7 states. [2018-11-18 13:58:35,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:35,047 INFO L93 Difference]: Finished difference Result 73646 states and 81177 transitions. [2018-11-18 13:58:35,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 13:58:35,047 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 842 [2018-11-18 13:58:35,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:35,109 INFO L225 Difference]: With dead ends: 73646 [2018-11-18 13:58:35,109 INFO L226 Difference]: Without dead ends: 44645 [2018-11-18 13:58:35,152 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1697 GetRequests, 1684 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2018-11-18 13:58:35,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44645 states. [2018-11-18 13:58:35,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44645 to 44165. [2018-11-18 13:58:35,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44165 states. [2018-11-18 13:58:35,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44165 states to 44165 states and 47878 transitions. [2018-11-18 13:58:35,527 INFO L78 Accepts]: Start accepts. Automaton has 44165 states and 47878 transitions. Word has length 842 [2018-11-18 13:58:35,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:35,527 INFO L480 AbstractCegarLoop]: Abstraction has 44165 states and 47878 transitions. [2018-11-18 13:58:35,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:58:35,527 INFO L276 IsEmpty]: Start isEmpty. Operand 44165 states and 47878 transitions. [2018-11-18 13:58:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2018-11-18 13:58:35,576 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:35,576 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:58:35,576 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:35,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:35,577 INFO L82 PathProgramCache]: Analyzing trace with hash 666704570, now seen corresponding path program 1 times [2018-11-18 13:58:35,577 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:35,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:35,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:35,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:35,578 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 751 proven. 2 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2018-11-18 13:58:36,165 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:36,165 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:58:36,165 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 849 with the following transitions: [2018-11-18 13:58:36,166 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [660], [663], [667], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [774], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1213], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:58:36,169 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:58:36,169 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:39,078 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:39,078 INFO L272 AbstractInterpreter]: Visited 289 different actions 858 times. Merged at 9 different actions 19 times. Never widened. Performed 11776 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11776 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 6 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-18 13:58:39,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:39,085 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:39,085 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:39,085 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:58:39,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:39,096 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:39,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:39,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 751 proven. 2 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2018-11-18 13:58:39,519 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:39,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 751 proven. 2 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2018-11-18 13:58:39,908 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:58:39,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-11-18 13:58:39,909 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:58:39,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:58:39,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:58:39,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:58:39,910 INFO L87 Difference]: Start difference. First operand 44165 states and 47878 transitions. Second operand 7 states. [2018-11-18 13:58:42,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:58:42,106 INFO L93 Difference]: Finished difference Result 96556 states and 104971 transitions. [2018-11-18 13:58:42,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 13:58:42,107 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 848 [2018-11-18 13:58:42,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:58:42,176 INFO L225 Difference]: With dead ends: 96556 [2018-11-18 13:58:42,176 INFO L226 Difference]: Without dead ends: 44472 [2018-11-18 13:58:42,230 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1711 GetRequests, 1698 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:58:42,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44472 states. [2018-11-18 13:58:42,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44472 to 39411. [2018-11-18 13:58:42,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39411 states. [2018-11-18 13:58:42,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39411 states to 39411 states and 42574 transitions. [2018-11-18 13:58:42,593 INFO L78 Accepts]: Start accepts. Automaton has 39411 states and 42574 transitions. Word has length 848 [2018-11-18 13:58:42,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:58:42,593 INFO L480 AbstractCegarLoop]: Abstraction has 39411 states and 42574 transitions. [2018-11-18 13:58:42,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:58:42,594 INFO L276 IsEmpty]: Start isEmpty. Operand 39411 states and 42574 transitions. [2018-11-18 13:58:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2018-11-18 13:58:42,613 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:58:42,614 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:58:42,614 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:58:42,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:42,614 INFO L82 PathProgramCache]: Analyzing trace with hash -264580439, now seen corresponding path program 1 times [2018-11-18 13:58:42,614 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:58:42,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:42,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:42,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:58:42,615 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:58:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1435 backedges. 944 proven. 200 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-18 13:58:43,554 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:43,554 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:58:43,554 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 892 with the following transitions: [2018-11-18 13:58:43,554 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [660], [663], [667], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1213], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 13:58:43,557 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:58:43,557 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:58:46,374 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:58:46,374 INFO L272 AbstractInterpreter]: Visited 291 different actions 863 times. Merged at 10 different actions 22 times. Never widened. Performed 11798 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11798 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 6 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-18 13:58:46,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:58:46,377 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:58:46,377 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:58:46,377 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:58:46,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:58:46,384 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:58:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:58:46,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:58:55,800 WARN L180 SmtUtils]: Spent 9.24 s on a formula simplification. DAG size of input: 116 DAG size of output: 50 [2018-11-18 13:58:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1435 backedges. 1093 proven. 94 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-18 13:58:56,064 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:58:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1435 backedges. 443 proven. 482 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2018-11-18 13:58:56,648 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:58:56,648 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8, 8] total 23 [2018-11-18 13:58:56,648 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:58:56,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 13:58:56,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 13:58:56,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=422, Unknown=0, NotChecked=0, Total=506 [2018-11-18 13:58:56,650 INFO L87 Difference]: Start difference. First operand 39411 states and 42574 transitions. Second operand 19 states. [2018-11-18 13:59:06,022 WARN L180 SmtUtils]: Spent 7.31 s on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2018-11-18 13:59:16,187 WARN L180 SmtUtils]: Spent 7.18 s on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2018-11-18 13:59:24,527 WARN L180 SmtUtils]: Spent 8.20 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2018-11-18 13:59:33,701 WARN L180 SmtUtils]: Spent 7.47 s on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2018-11-18 13:59:40,255 WARN L180 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 71 DAG size of output: 46 [2018-11-18 13:59:48,540 WARN L180 SmtUtils]: Spent 8.17 s on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2018-11-18 13:59:56,122 WARN L180 SmtUtils]: Spent 7.50 s on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2018-11-18 14:00:05,783 WARN L180 SmtUtils]: Spent 7.39 s on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2018-11-18 14:00:14,817 WARN L180 SmtUtils]: Spent 8.43 s on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2018-11-18 14:00:23,250 WARN L180 SmtUtils]: Spent 8.24 s on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2018-11-18 14:00:31,565 WARN L180 SmtUtils]: Spent 8.28 s on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2018-11-18 14:00:44,630 WARN L180 SmtUtils]: Spent 8.12 s on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2018-11-18 14:00:52,955 WARN L180 SmtUtils]: Spent 8.26 s on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2018-11-18 14:01:02,431 WARN L180 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 81 DAG size of output: 54 [2018-11-18 14:01:11,262 WARN L180 SmtUtils]: Spent 7.38 s on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2018-11-18 14:01:20,550 WARN L180 SmtUtils]: Spent 8.32 s on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2018-11-18 14:01:28,949 WARN L180 SmtUtils]: Spent 8.26 s on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2018-11-18 14:01:33,093 WARN L180 SmtUtils]: Spent 4.10 s on a formula simplification that was a NOOP. DAG size: 70 [2018-11-18 14:01:40,081 WARN L180 SmtUtils]: Spent 4.13 s on a formula simplification that was a NOOP. DAG size: 69 [2018-11-18 14:01:48,967 WARN L180 SmtUtils]: Spent 8.18 s on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2018-11-18 14:01:59,338 WARN L180 SmtUtils]: Spent 7.36 s on a formula simplification. DAG size of input: 68 DAG size of output: 42 [2018-11-18 14:02:10,988 WARN L180 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 78 DAG size of output: 54 [2018-11-18 14:02:22,357 WARN L180 SmtUtils]: Spent 8.30 s on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2018-11-18 14:02:30,589 WARN L180 SmtUtils]: Spent 8.08 s on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2018-11-18 14:02:38,484 WARN L180 SmtUtils]: Spent 4.03 s on a formula simplification that was a NOOP. DAG size: 70 [2018-11-18 14:02:42,649 WARN L180 SmtUtils]: Spent 4.01 s on a formula simplification that was a NOOP. DAG size: 67 [2018-11-18 14:02:50,218 WARN L180 SmtUtils]: Spent 7.29 s on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2018-11-18 14:03:01,552 WARN L180 SmtUtils]: Spent 7.29 s on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2018-11-18 14:03:10,795 WARN L180 SmtUtils]: Spent 7.20 s on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2018-11-18 14:03:19,678 WARN L180 SmtUtils]: Spent 7.29 s on a formula simplification. DAG size of input: 70 DAG size of output: 45 [2018-11-18 14:03:28,489 WARN L180 SmtUtils]: Spent 8.17 s on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2018-11-18 14:03:38,470 WARN L180 SmtUtils]: Spent 8.19 s on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2018-11-18 14:03:42,582 WARN L180 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 69 [2018-11-18 14:04:01,372 WARN L180 SmtUtils]: Spent 8.10 s on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2018-11-18 14:04:16,783 WARN L180 SmtUtils]: Spent 7.34 s on a formula simplification. DAG size of input: 82 DAG size of output: 56 [2018-11-18 14:04:24,152 WARN L180 SmtUtils]: Spent 7.19 s on a formula simplification. DAG size of input: 66 DAG size of output: 40 [2018-11-18 14:04:32,305 WARN L180 SmtUtils]: Spent 8.04 s on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2018-11-18 14:04:40,596 WARN L180 SmtUtils]: Spent 8.07 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2018-11-18 14:04:49,785 WARN L180 SmtUtils]: Spent 8.13 s on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2018-11-18 14:05:02,268 WARN L180 SmtUtils]: Spent 8.07 s on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2018-11-18 14:05:20,401 WARN L180 SmtUtils]: Spent 8.08 s on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2018-11-18 14:05:29,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:05:29,136 INFO L93 Difference]: Finished difference Result 102263 states and 112961 transitions. [2018-11-18 14:05:29,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2018-11-18 14:05:29,136 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 891 [2018-11-18 14:05:29,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:05:29,252 INFO L225 Difference]: With dead ends: 102263 [2018-11-18 14:05:29,252 INFO L226 Difference]: Without dead ends: 65012 [2018-11-18 14:05:29,315 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2094 GetRequests, 1903 SyntacticMatches, 5 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14327 ImplicationChecksByTransitivity, 312.8s TimeCoverageRelationStatistics Valid=4231, Invalid=30925, Unknown=0, NotChecked=0, Total=35156 [2018-11-18 14:05:29,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65012 states. [2018-11-18 14:05:29,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65012 to 63323. [2018-11-18 14:05:29,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63323 states. [2018-11-18 14:05:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63323 states to 63323 states and 68851 transitions. [2018-11-18 14:05:30,056 INFO L78 Accepts]: Start accepts. Automaton has 63323 states and 68851 transitions. Word has length 891 [2018-11-18 14:05:30,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:05:30,057 INFO L480 AbstractCegarLoop]: Abstraction has 63323 states and 68851 transitions. [2018-11-18 14:05:30,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:05:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 63323 states and 68851 transitions. [2018-11-18 14:05:30,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 894 [2018-11-18 14:05:30,074 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:05:30,074 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:05:30,074 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:05:30,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:05:30,074 INFO L82 PathProgramCache]: Analyzing trace with hash -959725526, now seen corresponding path program 1 times [2018-11-18 14:05:30,074 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:05:30,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:05:30,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:05:30,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:05:30,075 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:05:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:05:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 963 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2018-11-18 14:05:30,677 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:05:30,677 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:05:30,678 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 894 with the following transitions: [2018-11-18 14:05:30,678 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1562], [1566], [1570], [1573], [1578], [1580], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1619], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 14:05:30,680 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:05:30,680 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:05:32,620 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:05:32,620 INFO L272 AbstractInterpreter]: Visited 298 different actions 1184 times. Merged at 8 different actions 30 times. Never widened. Performed 15974 root evaluator evaluations with a maximum evaluation depth of 20. Performed 15974 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 14:05:32,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:05:32,621 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:05:32,621 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:05:32,621 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:05:32,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:05:32,628 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:05:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:05:32,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:05:34,812 WARN L180 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 38 [2018-11-18 14:05:35,167 INFO L134 CoverageAnalysis]: Checked inductivity of 963 backedges. 14 proven. 127 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2018-11-18 14:05:35,167 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:05:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 963 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2018-11-18 14:05:38,381 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:05:38,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2018-11-18 14:05:38,381 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:05:38,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:05:38,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:05:38,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:05:38,382 INFO L87 Difference]: Start difference. First operand 63323 states and 68851 transitions. Second operand 6 states. [2018-11-18 14:05:41,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:05:41,447 INFO L93 Difference]: Finished difference Result 124178 states and 135124 transitions. [2018-11-18 14:05:41,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:05:41,448 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 893 [2018-11-18 14:05:41,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:05:41,553 INFO L225 Difference]: With dead ends: 124178 [2018-11-18 14:05:41,553 INFO L226 Difference]: Without dead ends: 63015 [2018-11-18 14:05:41,624 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1798 GetRequests, 1782 SyntacticMatches, 5 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:05:41,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63015 states. [2018-11-18 14:05:42,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63015 to 63013. [2018-11-18 14:05:42,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63013 states. [2018-11-18 14:05:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63013 states to 63013 states and 68495 transitions. [2018-11-18 14:05:42,294 INFO L78 Accepts]: Start accepts. Automaton has 63013 states and 68495 transitions. Word has length 893 [2018-11-18 14:05:42,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:05:42,295 INFO L480 AbstractCegarLoop]: Abstraction has 63013 states and 68495 transitions. [2018-11-18 14:05:42,295 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:05:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 63013 states and 68495 transitions. [2018-11-18 14:05:42,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2018-11-18 14:05:42,340 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:05:42,340 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:05:42,340 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:05:42,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:05:42,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1671489621, now seen corresponding path program 1 times [2018-11-18 14:05:42,341 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:05:42,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:05:42,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:05:42,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:05:42,342 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:05:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:05:43,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2702 backedges. 807 proven. 914 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2018-11-18 14:05:43,247 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:05:43,247 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:05:43,248 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1128 with the following transitions: [2018-11-18 14:05:43,248 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [389], [391], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [656], [657], [660], [663], [667], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [962], [963], [967], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 14:05:43,250 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:05:43,250 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:05:46,356 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:05:46,356 INFO L272 AbstractInterpreter]: Visited 295 different actions 871 times. Merged at 12 different actions 22 times. Never widened. Performed 11845 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11845 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 9 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-18 14:05:46,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:05:46,362 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:05:46,362 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:05:46,362 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:05:46,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:05:46,368 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:05:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:05:46,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:05:46,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2702 backedges. 1660 proven. 2 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2018-11-18 14:05:46,847 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:05:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2702 backedges. 996 proven. 147 refuted. 0 times theorem prover too weak. 1559 trivial. 0 not checked. [2018-11-18 14:05:47,427 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:05:47,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 13 [2018-11-18 14:05:47,427 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:05:47,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 14:05:47,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 14:05:47,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:05:47,429 INFO L87 Difference]: Start difference. First operand 63013 states and 68495 transitions. Second operand 12 states. [2018-11-18 14:05:50,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:05:50,092 INFO L93 Difference]: Finished difference Result 100546 states and 108147 transitions. [2018-11-18 14:05:50,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 14:05:50,093 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1127 [2018-11-18 14:05:50,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:05:50,094 INFO L225 Difference]: With dead ends: 100546 [2018-11-18 14:05:50,095 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:05:50,169 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2291 GetRequests, 2263 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=165, Invalid=485, Unknown=0, NotChecked=0, Total=650 [2018-11-18 14:05:50,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:05:50,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:05:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:05:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:05:50,170 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1127 [2018-11-18 14:05:50,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:05:50,170 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:05:50,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 14:05:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:05:50,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:05:50,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:05:50,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:50,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,223 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 297 [2018-11-18 14:05:51,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,599 WARN L180 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 299 [2018-11-18 14:05:51,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:51,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:52,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:53,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:05:56,237 WARN L180 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 578 DAG size of output: 138 [2018-11-18 14:06:10,221 WARN L180 SmtUtils]: Spent 13.95 s on a formula simplification. DAG size of input: 777 DAG size of output: 154 [2018-11-18 14:06:11,406 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 328 DAG size of output: 87 [2018-11-18 14:06:12,490 WARN L180 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 331 DAG size of output: 87 [2018-11-18 14:06:17,783 WARN L180 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 644 DAG size of output: 150 [2018-11-18 14:06:17,786 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:06:17,786 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a2~0)| ~a2~0) (= ~a29~0 |old(~a29~0)|) (or (<= (+ ~a4~0 86) 0) (<= 0 (+ |old(~a4~0)| 85))) (= ~a0~0 |old(~a0~0)|)) [2018-11-18 14:06:17,786 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:06:17,786 INFO L425 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-11-18 14:06:17,786 INFO L425 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,786 INFO L425 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,786 INFO L421 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse30 (+ |old(~a4~0)| 85))) (let ((.cse28 (= 3 |old(~a2~0)|)) (.cse9 (<= 0 .cse30)) (.cse32 (+ ~a4~0 85))) (let ((.cse26 (= ~a2~0 2)) (.cse19 (<= (+ |old(~a29~0)| 144) 0)) (.cse25 (< 0 (+ |old(~a0~0)| 147))) (.cse3 (<= 0 .cse32)) (.cse20 (= |old(~a2~0)| ~a2~0)) (.cse4 (= ~a29~0 |old(~a29~0)|)) (.cse11 (< .cse32 0)) (.cse5 (= ~a0~0 |old(~a0~0)|)) (.cse23 (< |old(~a2~0)| 3)) (.cse21 (or .cse28 .cse9))) (let ((.cse8 (or .cse23 (exists ((v_prenex_12 Int)) (let ((.cse31 (* 9 v_prenex_12))) (and (= 0 (mod .cse31 10)) (<= 588645 (div .cse31 10)) (<= v_prenex_12 |old(~a0~0)|)))) .cse21)) (.cse15 (not (= 4 |old(~a2~0)|))) (.cse14 (= 1 ~a2~0)) (.cse7 (and .cse20 .cse4 .cse11 .cse5)) (.cse2 (< 0 (+ |old(~a0~0)| 98))) (.cse22 (and .cse20 .cse3 .cse4 .cse5)) (.cse17 (or .cse28 .cse25 .cse23)) (.cse24 (or .cse28 .cse19 .cse9)) (.cse27 (and .cse4 .cse11 .cse26 .cse5)) (.cse0 (< .cse30 0)) (.cse12 (= 2 ~a2~0)) (.cse10 (not (= 2 |old(~a2~0)|))) (.cse18 (+ |old(~a0~0)| 44)) (.cse13 (not (= |old(~a2~0)| 1))) (.cse6 (= 3 ~a2~0)) (.cse16 (exists ((v_prenex_25 Int)) (let ((.cse29 (* 9 v_prenex_25))) (and (<= 0 .cse29) (<= v_prenex_25 |old(~a0~0)|) (<= 556427 (div .cse29 10)))))) (.cse1 (not .cse28))) (and (or (or .cse0 .cse1) .cse2 (and .cse3 .cse4 .cse5 .cse6)) (or .cse7 .cse8 .cse2) (or (or .cse9 .cse2) .cse10 (and .cse4 .cse11 .cse5 .cse12)) (or .cse0 .cse13 (and .cse3 .cse4 .cse14 .cse5) .cse2) (or (or .cse15 .cse8) (and .cse4 .cse11 .cse5 (= 4 ~a2~0)) .cse16) (or .cse3 (or .cse15 .cse0 .cse17)) (or (or (< .cse18 0) .cse19) .cse16 (and (and .cse20 .cse4) .cse5) .cse1) (or (and .cse4 .cse14 .cse11 .cse5) .cse13 (< (+ |old(~a0~0)| 97) 0) .cse16 .cse21) (or (or .cse0 .cse19) (< 0 (+ |old(~a29~0)| 18)) .cse22 .cse16 .cse13) (or .cse19 .cse9 .cse2 .cse7) (or .cse7 .cse16 (or .cse23 .cse24)) (or .cse25 .cse7 .cse21) (or (and .cse3 .cse4 .cse26 .cse5) .cse0 .cse19 .cse10 .cse2) (or .cse0 .cse19 .cse23 .cse2 .cse22) (or (and .cse4 (and .cse20 .cse5)) .cse17) (or .cse24 .cse27 .cse16 .cse10) (or (< (+ |old(~a0~0)| 84) 0) .cse27 .cse16 .cse10 .cse21) (or (or .cse25 .cse0) (and .cse3 .cse4 .cse5 .cse12) .cse10) (or (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 .cse18)) (= (+ ~a4~0 89) 0) .cse13 (not (= 0 (+ |old(~a4~0)| 89)))) (or .cse9 (and .cse4 .cse11 .cse5 .cse6) .cse16 .cse1)))))) [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,787 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,788 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,789 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 14:06:17,790 INFO L425 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-11-18 14:06:17,791 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,792 INFO L425 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,793 INFO L425 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-11-18 14:06:17,794 INFO L425 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse29 (+ ~a4~0 85))) (let ((.cse26 (+ |old(~a4~0)| 85)) (.cse28 (= 3 |old(~a2~0)|)) (.cse21 (< 0 (+ |old(~a0~0)| 147))) (.cse8 (< |old(~a2~0)| 3)) (.cse3 (<= 0 .cse29)) (.cse22 (+ |old(~a0~0)| 98)) (.cse17 (= |old(~a2~0)| ~a2~0)) (.cse4 (= ~a29~0 |old(~a29~0)|)) (.cse23 (< .cse29 0)) (.cse25 (= ~a2~0 2)) (.cse5 (= ~a0~0 |old(~a0~0)|))) (let ((.cse18 (and .cse4 .cse23 .cse25 .cse5)) (.cse14 (+ |old(~a0~0)| 44)) (.cse7 (and .cse17 .cse4 .cse23 .cse5)) (.cse10 (not (= |old(~a2~0)| 1))) (.cse11 (= 1 ~a2~0)) (.cse15 (<= (+ |old(~a29~0)| 144) 0)) (.cse2 (< 0 .cse22)) (.cse20 (and .cse17 .cse3 .cse4 .cse5)) (.cse13 (or .cse28 .cse21 .cse8)) (.cse0 (< .cse26 0)) (.cse24 (= 2 ~a2~0)) (.cse19 (not (= 2 |old(~a2~0)|))) (.cse6 (= 3 ~a2~0)) (.cse1 (not .cse28)) (.cse12 (not (= 4 |old(~a2~0)|))) (.cse16 (exists ((v_prenex_25 Int)) (let ((.cse27 (* 9 v_prenex_25))) (and (<= 0 .cse27) (<= v_prenex_25 |old(~a0~0)|) (<= 556427 (div .cse27 10)))))) (.cse9 (<= 0 .cse26))) (and (or (or .cse0 .cse1) .cse2 (and .cse3 .cse4 .cse5 .cse6)) (or .cse7 .cse8 .cse9 .cse2) (or .cse0 .cse10 (and .cse3 .cse4 .cse11 .cse5) .cse2) (or .cse3 (or .cse12 .cse0 .cse13)) (or (or (< .cse14 0) .cse15) .cse16 (and (and .cse17 .cse4) .cse5) .cse1) (or .cse7 .cse16 (or .cse15 .cse8 .cse9)) (or .cse18 .cse16 (or .cse15 .cse19 .cse9)) (or (or .cse0 .cse15) (< 0 (+ |old(~a29~0)| 18)) .cse20 .cse16 .cse10) (or (< (+ |old(~a0~0)| 84) 0) .cse18 .cse16 .cse19 .cse9) (or .cse21 .cse7 .cse9) (or (= (+ ~a4~0 89) 0) (not (= 0 (+ |old(~a29~0)| 127))) (= |calculate_output_#in~input| 0) (not (= 0 .cse14)) .cse10 (not (= 0 (+ |old(~a4~0)| 89)))) (or .cse7 .cse15 .cse9 .cse2) (or (<= .cse22 0) .cse10 (and .cse4 .cse23 .cse11 .cse5) .cse16 .cse9) (or (and .cse4 .cse23 .cse5 .cse24) .cse19 .cse9 .cse2) (or (and .cse3 .cse4 .cse25 .cse5) .cse0 .cse15 .cse19 .cse2) (or .cse0 .cse15 .cse8 .cse2 .cse20) (or (and .cse4 (and .cse17 .cse5)) .cse13) (or (or .cse21 .cse0) (and .cse3 .cse4 .cse5 .cse24) .cse19) (or (and .cse4 .cse23 .cse5 .cse6) .cse16 (or .cse9 .cse1)) (or .cse12 (and .cse4 .cse17 .cse23 .cse5) .cse16 .cse9))))) [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,795 INFO L425 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,796 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,797 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 14:06:17,798 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,799 INFO L425 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,800 INFO L421 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse33 (+ ~a4~0 85))) (let ((.cse12 (< 0 (+ |old(~a0~0)| 147))) (.cse10 (< |old(~a2~0)| 3)) (.cse26 (< 0 (+ ~a29~0 144))) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse30 (+ |old(~a4~0)| 85)) (.cse23 (= 3 |old(~a2~0)|)) (.cse3 (<= 0 .cse33)) (.cse32 (+ |old(~a0~0)| 98)) (.cse20 (= |old(~a2~0)| ~a2~0)) (.cse4 (= ~a29~0 |old(~a29~0)|)) (.cse19 (< .cse33 0)) (.cse5 (= ~a2~0 2)) (.cse6 (= ~a0~0 |old(~a0~0)|))) (let ((.cse18 (= 1 ~a2~0)) (.cse14 (+ |old(~a0~0)| 44)) (.cse25 (and .cse4 .cse19 .cse5 .cse6)) (.cse9 (and .cse20 .cse4 .cse19 .cse6)) (.cse13 (= 2 ~a2~0)) (.cse7 (not (= 2 |old(~a2~0)|))) (.cse8 (< 0 .cse32)) (.cse2 (<= (+ |old(~a29~0)| 144) 0)) (.cse24 (and .cse20 .cse3 .cse4 .cse6)) (.cse16 (<= .cse32 0)) (.cse15 (not (= |old(~a2~0)| 1))) (.cse27 (= 3 ~a2~0)) (.cse22 (not .cse23)) (.cse17 (exists ((v_prenex_25 Int)) (let ((.cse31 (* 9 v_prenex_25))) (and (<= 0 .cse31) (<= v_prenex_25 |old(~a0~0)|) (<= 556427 (div .cse31 10)))))) (.cse11 (<= 0 .cse30)) (.cse0 (and .cse20 .cse26 .cse4 .cse19 .cse21 (not (= ~a2~0 3)) .cse6)) (.cse29 (not (= 4 |old(~a2~0)|))) (.cse1 (< .cse30 0)) (.cse28 (or .cse23 .cse12 .cse10))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6) .cse7 .cse8) (or .cse9 .cse10 .cse11 .cse8) (or .cse12 (and .cse4 .cse6 .cse13) .cse7) (or (not (= 0 (+ |old(~a29~0)| 127))) (= |calculate_output_#in~input| 0) (not (= 0 .cse14)) (and (not (= calculate_output_~input 0)) (= (+ ~a4~0 89) 0)) .cse15 (not (= 0 (+ |old(~a4~0)| 89)))) (or .cse16 .cse15 .cse17 (and .cse4 .cse18 .cse19 .cse6) .cse11) (or (and .cse20 .cse4 .cse21 .cse6) .cse1 .cse15 (and .cse3 .cse4 .cse18 .cse6) .cse8) (or (or (< .cse14 0) .cse2) .cse17 (and (and .cse20 .cse4) .cse6) .cse22) (or .cse9 .cse17 (or .cse2 .cse10 .cse11)) (or .cse0 .cse23 .cse1 .cse2 .cse10 .cse8 .cse24) (or .cse25 .cse17 (or .cse2 .cse7 .cse11)) (or (< (+ |old(~a0~0)| 84) 0) .cse25 .cse17 .cse7 .cse11) (or .cse12 .cse9 .cse11) (or .cse2 .cse11 .cse8 .cse9) (or (and .cse20 .cse26 .cse4 .cse21 .cse6) (or .cse1 .cse22) .cse8 (and .cse3 .cse4 .cse6 .cse27)) (or (and .cse4 .cse19 .cse6 .cse13) .cse7 .cse11 .cse8) (or (and .cse4 (and .cse20 .cse6)) .cse28) (or (or .cse1 .cse2) (< 0 (+ |old(~a29~0)| 18)) .cse24 .cse16 .cse17 .cse15) (or (and .cse4 .cse19 .cse6 .cse27) .cse17 (or .cse11 .cse22)) (or .cse29 (and .cse4 .cse20 .cse19 .cse6) .cse17 .cse11) (or .cse3 .cse0 (or .cse29 .cse1 .cse28)))))) [2018-11-18 14:06:17,800 INFO L425 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-11-18 14:06:17,800 INFO L425 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,800 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 14:06:17,800 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 14:06:17,800 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 14:06:17,800 INFO L425 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,800 INFO L425 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 14:06:17,801 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,802 INFO L425 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-11-18 14:06:17,803 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,804 INFO L425 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,805 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,806 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,807 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-11-18 14:06:17,808 INFO L425 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-11-18 14:06:17,809 INFO L425 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,810 INFO L425 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,811 INFO L425 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= (+ ~a0~0 44) 0) (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (= (+ ~a29~0 127) 0)) [2018-11-18 14:06:17,812 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (or (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 (+ |old(~a0~0)| 44))) (and (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (= ~a0~0 |old(~a0~0)|) (= (+ ~a29~0 127) 0)) (not (= |old(~a2~0)| 1)) (not (= 0 (+ |old(~a4~0)| 89)))) [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L421 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse7 (+ ~a0~0 98))) (let ((.cse1 (= 3 ~a2~0)) (.cse10 (= 2 ~a2~0)) (.cse4 (forall ((v_prenex_25 Int)) (let ((.cse11 (* 9 v_prenex_25))) (or (< ~a0~0 v_prenex_25) (< (div .cse11 10) 556427) (< .cse11 0))))) (.cse6 (< (+ ~a4~0 85) 0)) (.cse3 (= ~a2~0 2)) (.cse9 (<= (+ ~a0~0 147) 0)) (.cse2 (< 0 (+ ~a29~0 144))) (.cse8 (<= 3 ~a2~0)) (.cse0 (<= .cse7 0)) (.cse5 (= 1 ~a2~0))) (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3) (and (<= (+ ~a29~0 18) 0) .cse2 .cse4 .cse5) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse0 .cse2 .cse6) (and .cse4 .cse6 .cse5 (< 0 .cse7)) (and .cse0 .cse6 .cse8) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse4 .cse6 .cse8 (<= ~a2~0 4)) (and (and .cse2 (<= 0 (+ ~a0~0 44))) .cse4 .cse1) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse6 .cse9) (and .cse9 .cse10) (and .cse2 .cse4 .cse6 .cse3) (and .cse0 .cse6 .cse10) (and .cse2 .cse4 .cse6 .cse8) (and (<= 0 (+ ~a0~0 84)) .cse4 .cse6 .cse3) (and .cse9 .cse8) (and .cse0 .cse2 .cse8) (not (= |old(~a2~0)| 1)) (and .cse0 .cse5 (< 0 (+ ~a4~0 86)))))) [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point L1766-1(lines 1766 1775) no Hoare annotation was computed. [2018-11-18 14:06:17,812 INFO L421 ceAbstractionStarter]: At program point L1766-3(lines 1766 1775) the Hoare annotation is: (let ((.cse7 (+ ~a0~0 98))) (let ((.cse1 (= 3 ~a2~0)) (.cse10 (= 2 ~a2~0)) (.cse4 (forall ((v_prenex_25 Int)) (let ((.cse11 (* 9 v_prenex_25))) (or (< ~a0~0 v_prenex_25) (< (div .cse11 10) 556427) (< .cse11 0))))) (.cse6 (< (+ ~a4~0 85) 0)) (.cse3 (= ~a2~0 2)) (.cse9 (<= (+ ~a0~0 147) 0)) (.cse2 (< 0 (+ ~a29~0 144))) (.cse8 (<= 3 ~a2~0)) (.cse0 (<= .cse7 0)) (.cse5 (= 1 ~a2~0))) (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3) (and (<= (+ ~a29~0 18) 0) .cse2 .cse4 .cse5) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse0 .cse2 .cse6) (and .cse4 .cse6 .cse5 (< 0 .cse7)) (and .cse0 .cse6 .cse8) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse4 .cse6 .cse8 (<= ~a2~0 4)) (and (and .cse2 (<= 0 (+ ~a0~0 44))) .cse4 .cse1) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse6 .cse9) (and .cse9 .cse10) (and .cse2 .cse4 .cse6 .cse3) (and .cse0 .cse6 .cse10) (and .cse2 .cse4 .cse6 .cse8) (and (<= 0 (+ ~a0~0 84)) .cse4 .cse6 .cse3) (and .cse9 .cse8) (and .cse0 .cse2 .cse8) (not (= |old(~a2~0)| 1)) (and .cse0 .cse5 (< 0 (+ ~a4~0 86)))))) [2018-11-18 14:06:17,812 INFO L425 ceAbstractionStarter]: For program point L1766-4(lines 1760 1776) no Hoare annotation was computed. [2018-11-18 14:06:17,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,817 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,817 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,817 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,817 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,818 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,818 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,818 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,818 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,818 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,819 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,819 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,819 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,819 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,819 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:17,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:06:17 BoogieIcfgContainer [2018-11-18 14:06:17,833 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:06:17,834 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:06:17,834 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:06:17,834 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:06:17,834 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:56:44" (3/4) ... [2018-11-18 14:06:17,837 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:06:17,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:06:17,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-18 14:06:17,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 14:06:17,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:06:17,858 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 14:06:17,860 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:06:17,891 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((a0 + 98 <= 0 && 3 == a2) || ((a0 + 98 <= 0 && 0 < a29 + 144) && a2 == 2)) || (((a29 + 18 <= 0 && 0 < a29 + 144) && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && 1 == a2)) || !(0 == \old(a0) + 44)) || ((a0 + 98 <= 0 && 0 < a29 + 144) && a4 + 85 < 0)) || ((((forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0) && a4 + 85 < 0) && 1 == a2) && 0 < a0 + 98)) || ((a0 + 98 <= 0 && a4 + 85 < 0) && 3 <= a2)) || !(0 == \old(a4) + 89)) || ((((forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0) && a4 + 85 < 0) && 3 <= a2) && a2 <= 4)) || (((0 < a29 + 144 && 0 <= a0 + 44) && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && 3 == a2)) || !(0 == \old(a29) + 127)) || (a4 + 85 < 0 && a0 + 147 <= 0)) || (a0 + 147 <= 0 && 2 == a2)) || (((0 < a29 + 144 && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && a4 + 85 < 0) && a2 == 2)) || ((a0 + 98 <= 0 && a4 + 85 < 0) && 2 == a2)) || (((0 < a29 + 144 && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && a4 + 85 < 0) && 3 <= a2)) || (((0 <= a0 + 84 && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && a4 + 85 < 0) && a2 == 2)) || (a0 + 147 <= 0 && 3 <= a2)) || ((a0 + 98 <= 0 && 0 < a29 + 144) && 3 <= a2)) || !(\old(a2) == 1)) || ((a0 + 98 <= 0 && 1 == a2) && 0 < a4 + 86) [2018-11-18 14:06:18,047 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_41660bdb-4e3f-40f7-b640-515130fa31a7/bin-2019/utaipan/witness.graphml [2018-11-18 14:06:18,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:06:18,048 INFO L168 Benchmark]: Toolchain (without parser) took 575964.74 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 953.8 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-11-18 14:06:18,049 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:06:18,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.92 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 857.1 MB in the end (delta: 96.6 MB). Peak memory consumption was 96.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:06:18,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 857.1 MB in the beginning and 1.2 GB in the end (delta: -300.8 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:06:18,049 INFO L168 Benchmark]: Boogie Preprocessor took 82.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:06:18,049 INFO L168 Benchmark]: RCFGBuilder took 2003.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 856.9 MB in the end (delta: 289.7 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:06:18,050 INFO L168 Benchmark]: TraceAbstraction took 572833.99 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 856.9 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-18 14:06:18,050 INFO L168 Benchmark]: Witness Printer took 213.46 ms. Allocated memory is still 4.8 GB. Free memory was 2.7 GB in the beginning and 2.6 GB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:06:18,051 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 719.92 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 857.1 MB in the end (delta: 96.6 MB). Peak memory consumption was 96.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 107.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 857.1 MB in the beginning and 1.2 GB in the end (delta: -300.8 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2003.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 856.9 MB in the end (delta: 289.7 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 572833.99 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 856.9 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 213.46 ms. Allocated memory is still 4.8 GB. Free memory was 2.7 GB in the beginning and 2.6 GB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 142]: 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: 1766]: Loop Invariant [2018-11-18 14:06:18,055 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,055 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,055 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,056 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,056 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,056 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,056 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,056 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,059 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,059 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,059 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,060 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,060 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,060 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,060 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,060 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,060 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,062 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,062 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,062 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,062 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-11-18 14:06:18,062 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((a0 + 98 <= 0 && 3 == a2) || ((a0 + 98 <= 0 && 0 < a29 + 144) && a2 == 2)) || (((a29 + 18 <= 0 && 0 < a29 + 144) && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && 1 == a2)) || !(0 == \old(a0) + 44)) || ((a0 + 98 <= 0 && 0 < a29 + 144) && a4 + 85 < 0)) || ((((forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0) && a4 + 85 < 0) && 1 == a2) && 0 < a0 + 98)) || ((a0 + 98 <= 0 && a4 + 85 < 0) && 3 <= a2)) || !(0 == \old(a4) + 89)) || ((((forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0) && a4 + 85 < 0) && 3 <= a2) && a2 <= 4)) || (((0 < a29 + 144 && 0 <= a0 + 44) && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && 3 == a2)) || !(0 == \old(a29) + 127)) || (a4 + 85 < 0 && a0 + 147 <= 0)) || (a0 + 147 <= 0 && 2 == a2)) || (((0 < a29 + 144 && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && a4 + 85 < 0) && a2 == 2)) || ((a0 + 98 <= 0 && a4 + 85 < 0) && 2 == a2)) || (((0 < a29 + 144 && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && a4 + 85 < 0) && 3 <= a2)) || (((0 <= a0 + 84 && (forall v_prenex_25 : int :: (a0 < v_prenex_25 || 9 * v_prenex_25 / 10 < 556427) || 9 * v_prenex_25 < 0)) && a4 + 85 < 0) && a2 == 2)) || (a0 + 147 <= 0 && 3 <= a2)) || ((a0 + 98 <= 0 && 0 < a29 + 144) && 3 <= a2)) || !(\old(a2) == 1)) || ((a0 + 98 <= 0 && 1 == a2) && 0 < a4 + 86) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 438 locations, 1 error locations. SAFE Result, 572.7s OverallTime, 19 OverallIterations, 8 TraceHistogramMax, 477.1s AutomataDifference, 0.0s DeadEndRemovalTime, 27.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 4695 SDtfs, 35367 SDslu, 5531 SDs, 0 SdLazy, 82021 SolverSat, 11665 SolverUnsat, 264 SolverUnknown, 0 SolverNotchecked, 152.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 17388 GetRequests, 16990 SyntacticMatches, 38 SemanticMatches, 360 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14742 ImplicationChecksByTransitivity, 322.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63323occurred in iteration=17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 25.7s AbstIntTime, 14 AbstIntIterations, 1 AbstIntStrong, 0.9982792701970785 AbsIntWeakeningRatio, 0.091324200913242 AbsIntAvgWeakeningVarsNumRemoved, 16.63013698630137 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 5.4s AutomataMinimizationTime, 19 MinimizatonAttempts, 13381 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 5048 PreInvPairs, 10958 NumberOfFragments, 3404 HoareAnnotationTreeSize, 5048 FomulaSimplifications, 293452 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 9 FomulaSimplificationsInter, 132453 FormulaSimplificationTreeSizeReductionInter, 24.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 29.9s InterpolantComputationTime, 17987 NumberOfCodeBlocks, 17987 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 26258 ConstructedInterpolants, 1144 QuantifiedInterpolants, 71544862 SizeOfPredicates, 18 NumberOfNonLiveVariables, 11359 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 45 InterpolantComputations, 13 PerfectInterpolantSequences, 30374/33145 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...