./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/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 a7fa77716e3c29df1ceef33d1b13b310ab1354b6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:50:03,934 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:50:03,935 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:50:03,943 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:50:03,943 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:50:03,944 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:50:03,945 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:50:03,947 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:50:03,948 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:50:03,948 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:50:03,949 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:50:03,949 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:50:03,950 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:50:03,951 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:50:03,952 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:50:03,952 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:50:03,953 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:50:03,955 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:50:03,956 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:50:03,957 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:50:03,958 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:50:03,959 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:50:03,960 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:50:03,960 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:50:03,961 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:50:03,962 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:50:03,962 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:50:03,963 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:50:03,964 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:50:03,965 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:50:03,965 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:50:03,966 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:50:03,966 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:50:03,966 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:50:03,966 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:50:03,967 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:50:03,967 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 08:50:03,978 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:50:03,978 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:50:03,978 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:50:03,979 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:50:03,979 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 08:50:03,979 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 08:50:03,979 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 08:50:03,979 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 08:50:03,979 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 08:50:03,979 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 08:50:03,980 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 08:50:03,980 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 08:50:03,980 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 08:50:03,980 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:50:03,981 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:50:03,981 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:50:03,981 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:50:03,981 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:50:03,981 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:50:03,981 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:50:03,982 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:50:03,982 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:50:03,982 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:50:03,982 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:50:03,982 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:50:03,982 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:50:03,983 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:50:03,983 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:50:03,983 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:50:03,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:50:03,983 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:50:03,983 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:50:03,983 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:50:03,984 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 08:50:03,984 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:50:03,984 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:50:03,984 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 08:50:03,984 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_fe34c0a3-631c-48ed-af59-93237d83be38/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 -> a7fa77716e3c29df1ceef33d1b13b310ab1354b6 [2018-11-23 08:50:04,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:50:04,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:50:04,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:50:04,020 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:50:04,021 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:50:04,021 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c [2018-11-23 08:50:04,057 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/data/2a1c43812/b2a54e783c934890a411f5b9301f0e88/FLAG58d5aa3f8 [2018-11-23 08:50:04,536 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:50:04,536 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c [2018-11-23 08:50:04,549 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/data/2a1c43812/b2a54e783c934890a411f5b9301f0e88/FLAG58d5aa3f8 [2018-11-23 08:50:05,038 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/data/2a1c43812/b2a54e783c934890a411f5b9301f0e88 [2018-11-23 08:50:05,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:50:05,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:50:05,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:50:05,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:50:05,045 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:50:05,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342d28a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05, skipping insertion in model container [2018-11-23 08:50:05,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:50:05,099 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:50:05,494 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:50:05,497 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:50:05,741 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:50:05,752 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:50:05,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05 WrapperNode [2018-11-23 08:50:05,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:50:05,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:50:05,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:50:05,753 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:50:05,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:50:05,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:50:05,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:50:05,784 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:50:05,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... [2018-11-23 08:50:05,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:50:05,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:50:05,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:50:05,851 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:50:05,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:50:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 08:50:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:50:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:50:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 08:50:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 08:50:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 08:50:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 08:50:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:50:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:50:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:50:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:50:07,345 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:50:07,345 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 08:50:07,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:50:07 BoogieIcfgContainer [2018-11-23 08:50:07,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:50:07,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:50:07,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:50:07,349 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:50:07,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:50:05" (1/3) ... [2018-11-23 08:50:07,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621370d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:50:07, skipping insertion in model container [2018-11-23 08:50:07,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:50:05" (2/3) ... [2018-11-23 08:50:07,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621370d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:50:07, skipping insertion in model container [2018-11-23 08:50:07,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:50:07" (3/3) ... [2018-11-23 08:50:07,352 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label19_true-unreach-call.c [2018-11-23 08:50:07,358 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:50:07,364 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:50:07,375 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:50:07,400 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:50:07,400 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:50:07,400 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:50:07,400 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:50:07,400 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:50:07,401 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:50:07,401 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:50:07,401 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:50:07,421 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 08:50:07,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 08:50:07,427 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:07,428 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:07,430 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:07,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:07,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1232696998, now seen corresponding path program 1 times [2018-11-23 08:50:07,436 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:07,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:07,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:07,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:07,466 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:07,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:50:07,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:50:07,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 08:50:07,665 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:07,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 08:50:07,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 08:50:07,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:50:07,678 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 4 states. [2018-11-23 08:50:09,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:50:09,497 INFO L93 Difference]: Finished difference Result 1509 states and 2834 transitions. [2018-11-23 08:50:09,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 08:50:09,499 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-11-23 08:50:09,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:50:09,526 INFO L225 Difference]: With dead ends: 1509 [2018-11-23 08:50:09,527 INFO L226 Difference]: Without dead ends: 1094 [2018-11-23 08:50:09,534 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:50:09,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1094 states. [2018-11-23 08:50:09,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1094 to 742. [2018-11-23 08:50:09,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 08:50:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1355 transitions. [2018-11-23 08:50:09,615 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1355 transitions. Word has length 49 [2018-11-23 08:50:09,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:50:09,616 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1355 transitions. [2018-11-23 08:50:09,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 08:50:09,616 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1355 transitions. [2018-11-23 08:50:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 08:50:09,620 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:09,620 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:09,621 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:09,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:09,621 INFO L82 PathProgramCache]: Analyzing trace with hash -768303897, now seen corresponding path program 1 times [2018-11-23 08:50:09,621 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:09,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:09,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:09,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:09,623 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:50:09,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:50:09,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 08:50:09,787 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:09,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 08:50:09,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 08:50:09,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 08:50:09,789 INFO L87 Difference]: Start difference. First operand 742 states and 1355 transitions. Second operand 5 states. [2018-11-23 08:50:11,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:50:11,440 INFO L93 Difference]: Finished difference Result 2188 states and 4084 transitions. [2018-11-23 08:50:11,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:50:11,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2018-11-23 08:50:11,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:50:11,447 INFO L225 Difference]: With dead ends: 2188 [2018-11-23 08:50:11,447 INFO L226 Difference]: Without dead ends: 1452 [2018-11-23 08:50:11,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 08:50:11,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2018-11-23 08:50:11,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1434. [2018-11-23 08:50:11,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1434 states. [2018-11-23 08:50:11,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 2547 transitions. [2018-11-23 08:50:11,487 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 2547 transitions. Word has length 118 [2018-11-23 08:50:11,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:50:11,488 INFO L480 AbstractCegarLoop]: Abstraction has 1434 states and 2547 transitions. [2018-11-23 08:50:11,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 08:50:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2547 transitions. [2018-11-23 08:50:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 08:50:11,490 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:11,490 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:11,490 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:11,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:11,491 INFO L82 PathProgramCache]: Analyzing trace with hash -825960706, now seen corresponding path program 1 times [2018-11-23 08:50:11,491 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:11,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:11,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:11,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:11,492 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:50:11,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:50:11,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:50:11,608 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:11,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:50:11,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:50:11,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:50:11,609 INFO L87 Difference]: Start difference. First operand 1434 states and 2547 transitions. Second operand 6 states. [2018-11-23 08:50:13,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:50:13,486 INFO L93 Difference]: Finished difference Result 4225 states and 7528 transitions. [2018-11-23 08:50:13,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:50:13,487 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-11-23 08:50:13,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:50:13,499 INFO L225 Difference]: With dead ends: 4225 [2018-11-23 08:50:13,499 INFO L226 Difference]: Without dead ends: 2797 [2018-11-23 08:50:13,507 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:50:13,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2797 states. [2018-11-23 08:50:13,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2797 to 2779. [2018-11-23 08:50:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2779 states. [2018-11-23 08:50:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2779 states and 4346 transitions. [2018-11-23 08:50:13,572 INFO L78 Accepts]: Start accepts. Automaton has 2779 states and 4346 transitions. Word has length 121 [2018-11-23 08:50:13,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:50:13,573 INFO L480 AbstractCegarLoop]: Abstraction has 2779 states and 4346 transitions. [2018-11-23 08:50:13,573 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:50:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 4346 transitions. [2018-11-23 08:50:13,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 08:50:13,575 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:13,575 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:13,575 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:13,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:13,575 INFO L82 PathProgramCache]: Analyzing trace with hash -66026577, now seen corresponding path program 1 times [2018-11-23 08:50:13,576 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:13,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:13,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:13,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:13,577 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:50:13,689 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:50:13,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:50:13,689 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:13,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:50:13,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:50:13,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:50:13,690 INFO L87 Difference]: Start difference. First operand 2779 states and 4346 transitions. Second operand 6 states. [2018-11-23 08:50:15,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:50:15,308 INFO L93 Difference]: Finished difference Result 6936 states and 11032 transitions. [2018-11-23 08:50:15,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:50:15,309 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-11-23 08:50:15,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:50:15,323 INFO L225 Difference]: With dead ends: 6936 [2018-11-23 08:50:15,324 INFO L226 Difference]: Without dead ends: 4163 [2018-11-23 08:50:15,334 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:50:15,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4163 states. [2018-11-23 08:50:15,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4163 to 4145. [2018-11-23 08:50:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4145 states. [2018-11-23 08:50:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 4145 states and 5888 transitions. [2018-11-23 08:50:15,417 INFO L78 Accepts]: Start accepts. Automaton has 4145 states and 5888 transitions. Word has length 122 [2018-11-23 08:50:15,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:50:15,417 INFO L480 AbstractCegarLoop]: Abstraction has 4145 states and 5888 transitions. [2018-11-23 08:50:15,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:50:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 4145 states and 5888 transitions. [2018-11-23 08:50:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 08:50:15,419 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:15,419 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:15,419 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:15,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:15,419 INFO L82 PathProgramCache]: Analyzing trace with hash -388481722, now seen corresponding path program 1 times [2018-11-23 08:50:15,420 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:15,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:15,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:15,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:15,421 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:50:15,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:50:15,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:50:15,523 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:15,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:50:15,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:50:15,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:50:15,524 INFO L87 Difference]: Start difference. First operand 4145 states and 5888 transitions. Second operand 6 states. [2018-11-23 08:50:17,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:50:17,629 INFO L93 Difference]: Finished difference Result 11345 states and 16738 transitions. [2018-11-23 08:50:17,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:50:17,630 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-11-23 08:50:17,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:50:17,656 INFO L225 Difference]: With dead ends: 11345 [2018-11-23 08:50:17,656 INFO L226 Difference]: Without dead ends: 7206 [2018-11-23 08:50:17,673 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:50:17,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7206 states. [2018-11-23 08:50:17,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7206 to 7139. [2018-11-23 08:50:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7139 states. [2018-11-23 08:50:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7139 states to 7139 states and 9813 transitions. [2018-11-23 08:50:17,821 INFO L78 Accepts]: Start accepts. Automaton has 7139 states and 9813 transitions. Word has length 125 [2018-11-23 08:50:17,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:50:17,822 INFO L480 AbstractCegarLoop]: Abstraction has 7139 states and 9813 transitions. [2018-11-23 08:50:17,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:50:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 7139 states and 9813 transitions. [2018-11-23 08:50:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 08:50:17,823 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:17,824 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:17,824 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:17,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:17,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1273719254, now seen corresponding path program 1 times [2018-11-23 08:50:17,824 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:17,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:17,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:17,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:17,825 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:17,902 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:50:17,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:50:17,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:50:17,902 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:17,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:50:17,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:50:17,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:50:17,904 INFO L87 Difference]: Start difference. First operand 7139 states and 9813 transitions. Second operand 6 states. [2018-11-23 08:50:19,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:50:19,245 INFO L93 Difference]: Finished difference Result 17727 states and 25502 transitions. [2018-11-23 08:50:19,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:50:19,246 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 133 [2018-11-23 08:50:19,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:50:19,276 INFO L225 Difference]: With dead ends: 17727 [2018-11-23 08:50:19,276 INFO L226 Difference]: Without dead ends: 10594 [2018-11-23 08:50:19,292 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:50:19,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10594 states. [2018-11-23 08:50:19,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10594 to 10562. [2018-11-23 08:50:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10562 states. [2018-11-23 08:50:19,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10562 states to 10562 states and 13796 transitions. [2018-11-23 08:50:19,478 INFO L78 Accepts]: Start accepts. Automaton has 10562 states and 13796 transitions. Word has length 133 [2018-11-23 08:50:19,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:50:19,478 INFO L480 AbstractCegarLoop]: Abstraction has 10562 states and 13796 transitions. [2018-11-23 08:50:19,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:50:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 10562 states and 13796 transitions. [2018-11-23 08:50:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 08:50:19,480 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:19,480 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:19,480 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:19,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:19,480 INFO L82 PathProgramCache]: Analyzing trace with hash -358644173, now seen corresponding path program 1 times [2018-11-23 08:50:19,480 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:19,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:19,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:19,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:19,481 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:50:19,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:50:19,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 08:50:19,558 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:19,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 08:50:19,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 08:50:19,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:50:19,559 INFO L87 Difference]: Start difference. First operand 10562 states and 13796 transitions. Second operand 4 states. [2018-11-23 08:50:20,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:50:20,903 INFO L93 Difference]: Finished difference Result 22129 states and 28934 transitions. [2018-11-23 08:50:20,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 08:50:20,904 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2018-11-23 08:50:20,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:50:20,926 INFO L225 Difference]: With dead ends: 22129 [2018-11-23 08:50:20,926 INFO L226 Difference]: Without dead ends: 8895 [2018-11-23 08:50:20,953 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:50:20,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8895 states. [2018-11-23 08:50:21,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8895 to 8895. [2018-11-23 08:50:21,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8895 states. [2018-11-23 08:50:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8895 states to 8895 states and 9905 transitions. [2018-11-23 08:50:21,098 INFO L78 Accepts]: Start accepts. Automaton has 8895 states and 9905 transitions. Word has length 140 [2018-11-23 08:50:21,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:50:21,098 INFO L480 AbstractCegarLoop]: Abstraction has 8895 states and 9905 transitions. [2018-11-23 08:50:21,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 08:50:21,099 INFO L276 IsEmpty]: Start isEmpty. Operand 8895 states and 9905 transitions. [2018-11-23 08:50:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2018-11-23 08:50:21,116 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:50:21,116 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:50:21,116 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:50:21,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:21,117 INFO L82 PathProgramCache]: Analyzing trace with hash 88546971, now seen corresponding path program 1 times [2018-11-23 08:50:21,117 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:50:21,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:21,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:50:21,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:50:21,118 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:50:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:50:21,538 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 243 proven. 115 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-23 08:50:21,539 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:50:21,539 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:50:21,540 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 595 with the following transitions: [2018-11-23 08:50:21,542 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:50:21,583 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:50:21,583 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:50:22,135 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:50:22,136 INFO L272 AbstractInterpreter]: Visited 304 different actions 304 times. Never merged. Never widened. Performed 3346 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3346 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 08:50:22,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:50:22,142 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:50:22,922 INFO L227 lantSequenceWeakener]: Weakened 579 states. On average, predicates are now at 77.53% of their original sizes. [2018-11-23 08:50:22,922 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:50:23,006 INFO L415 sIntCurrentIteration]: We unified 593 AI predicates to 593 [2018-11-23 08:50:23,006 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:50:23,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:50:23,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-23 08:50:23,007 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:50:23,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 08:50:23,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 08:50:23,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 08:50:23,008 INFO L87 Difference]: Start difference. First operand 8895 states and 9905 transitions. Second operand 8 states. [2018-11-23 08:51:33,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:51:33,143 INFO L93 Difference]: Finished difference Result 18122 states and 20162 transitions. [2018-11-23 08:51:33,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 08:51:33,143 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 594 [2018-11-23 08:51:33,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:51:33,155 INFO L225 Difference]: With dead ends: 18122 [2018-11-23 08:51:33,156 INFO L226 Difference]: Without dead ends: 9233 [2018-11-23 08:51:33,163 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 595 GetRequests, 587 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:51:33,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9233 states. [2018-11-23 08:51:33,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9233 to 9232. [2018-11-23 08:51:33,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9232 states. [2018-11-23 08:51:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9232 states to 9232 states and 10245 transitions. [2018-11-23 08:51:33,250 INFO L78 Accepts]: Start accepts. Automaton has 9232 states and 10245 transitions. Word has length 594 [2018-11-23 08:51:33,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:51:33,251 INFO L480 AbstractCegarLoop]: Abstraction has 9232 states and 10245 transitions. [2018-11-23 08:51:33,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 08:51:33,251 INFO L276 IsEmpty]: Start isEmpty. Operand 9232 states and 10245 transitions. [2018-11-23 08:51:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 834 [2018-11-23 08:51:33,268 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:51:33,268 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 08:51:33,269 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:51:33,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:51:33,269 INFO L82 PathProgramCache]: Analyzing trace with hash 782529274, now seen corresponding path program 1 times [2018-11-23 08:51:33,269 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:51:33,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:51:33,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:51:33,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:51:33,270 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:51:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:51:33,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 407 proven. 115 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-11-23 08:51:33,666 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:51:33,666 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:51:33,667 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 834 with the following transitions: [2018-11-23 08:51:33,667 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:51:33,674 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:51:33,674 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:51:34,364 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:51:34,364 INFO L272 AbstractInterpreter]: Visited 312 different actions 1237 times. Merged at 8 different actions 30 times. Widened at 1 different actions 1 times. Performed 15075 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15075 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 08:51:34,369 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:51:34,370 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:51:34,370 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:51:34,370 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:51:34,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:51:34,378 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:51:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:51:34,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:51:34,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 839 proven. 2 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-23 08:51:34,841 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:51:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 407 proven. 115 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-11-23 08:51:35,265 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:51:35,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 08:51:35,265 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:51:35,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 08:51:35,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 08:51:35,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 08:51:35,267 INFO L87 Difference]: Start difference. First operand 9232 states and 10245 transitions. Second operand 9 states. [2018-11-23 08:51:37,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:51:37,821 INFO L93 Difference]: Finished difference Result 24998 states and 28962 transitions. [2018-11-23 08:51:37,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 08:51:37,821 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 833 [2018-11-23 08:51:37,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:51:37,865 INFO L225 Difference]: With dead ends: 24998 [2018-11-23 08:51:37,865 INFO L226 Difference]: Without dead ends: 16109 [2018-11-23 08:51:37,892 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1687 GetRequests, 1669 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-11-23 08:51:37,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16109 states. [2018-11-23 08:51:38,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16109 to 15723. [2018-11-23 08:51:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15723 states. [2018-11-23 08:51:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15723 states to 15723 states and 17542 transitions. [2018-11-23 08:51:38,140 INFO L78 Accepts]: Start accepts. Automaton has 15723 states and 17542 transitions. Word has length 833 [2018-11-23 08:51:38,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:51:38,140 INFO L480 AbstractCegarLoop]: Abstraction has 15723 states and 17542 transitions. [2018-11-23 08:51:38,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 08:51:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 15723 states and 17542 transitions. [2018-11-23 08:51:38,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1176 [2018-11-23 08:51:38,159 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:51:38,159 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:51:38,160 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:51:38,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:51:38,160 INFO L82 PathProgramCache]: Analyzing trace with hash -982973190, now seen corresponding path program 1 times [2018-11-23 08:51:38,160 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:51:38,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:51:38,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:51:38,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:51:38,161 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:51:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:51:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2090 backedges. 459 proven. 1140 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-11-23 08:51:39,889 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:51:39,889 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:51:39,890 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1176 with the following transitions: [2018-11-23 08:51:39,890 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:51:39,894 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:51:39,895 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:51:40,182 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:51:40,182 INFO L272 AbstractInterpreter]: Visited 309 different actions 612 times. Merged at 4 different actions 4 times. Never widened. Performed 6792 root evaluator evaluations with a maximum evaluation depth of 15. Performed 6792 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 08:51:40,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:51:40,185 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:51:40,927 INFO L227 lantSequenceWeakener]: Weakened 1169 states. On average, predicates are now at 77.43% of their original sizes. [2018-11-23 08:51:40,927 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:51:40,989 INFO L415 sIntCurrentIteration]: We unified 1174 AI predicates to 1174 [2018-11-23 08:51:40,990 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:51:40,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:51:40,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [14] total 24 [2018-11-23 08:51:40,990 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:51:40,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 08:51:40,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 08:51:40,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-11-23 08:51:40,991 INFO L87 Difference]: Start difference. First operand 15723 states and 17542 transitions. Second operand 12 states. [2018-11-23 08:52:30,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:52:30,715 INFO L93 Difference]: Finished difference Result 31444 states and 35100 transitions. [2018-11-23 08:52:30,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 08:52:30,716 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1175 [2018-11-23 08:52:30,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:52:30,762 INFO L225 Difference]: With dead ends: 31444 [2018-11-23 08:52:30,762 INFO L226 Difference]: Without dead ends: 16064 [2018-11-23 08:52:30,792 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 1186 GetRequests, 1164 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2018-11-23 08:52:30,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16064 states. [2018-11-23 08:52:31,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16064 to 16062. [2018-11-23 08:52:31,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16062 states. [2018-11-23 08:52:31,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16062 states to 16062 states and 17889 transitions. [2018-11-23 08:52:31,048 INFO L78 Accepts]: Start accepts. Automaton has 16062 states and 17889 transitions. Word has length 1175 [2018-11-23 08:52:31,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:52:31,049 INFO L480 AbstractCegarLoop]: Abstraction has 16062 states and 17889 transitions. [2018-11-23 08:52:31,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 08:52:31,049 INFO L276 IsEmpty]: Start isEmpty. Operand 16062 states and 17889 transitions. [2018-11-23 08:52:31,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1184 [2018-11-23 08:52:31,076 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:52:31,076 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:52:31,077 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:52:31,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:52:31,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1779010198, now seen corresponding path program 1 times [2018-11-23 08:52:31,077 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:52:31,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:52:31,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:52:31,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:52:31,078 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:52:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:52:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2106 backedges. 509 proven. 961 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2018-11-23 08:52:32,114 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:52:32,114 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:52:32,115 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1184 with the following transitions: [2018-11-23 08:52:32,115 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:52:32,118 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:52:32,118 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:52:32,474 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:52:32,474 INFO L272 AbstractInterpreter]: Visited 309 different actions 914 times. Merged at 4 different actions 7 times. Never widened. Performed 11034 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11034 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 08:52:32,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:52:32,475 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:52:33,092 INFO L227 lantSequenceWeakener]: Weakened 1177 states. On average, predicates are now at 80.14% of their original sizes. [2018-11-23 08:52:33,092 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:52:33,148 INFO L415 sIntCurrentIteration]: We unified 1182 AI predicates to 1182 [2018-11-23 08:52:33,148 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:52:33,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:52:33,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [9] total 18 [2018-11-23 08:52:33,149 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:52:33,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 08:52:33,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 08:52:33,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-23 08:52:33,150 INFO L87 Difference]: Start difference. First operand 16062 states and 17889 transitions. Second operand 11 states. [2018-11-23 08:54:08,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:54:08,858 INFO L93 Difference]: Finished difference Result 32092 states and 35950 transitions. [2018-11-23 08:54:08,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-23 08:54:08,858 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1183 [2018-11-23 08:54:08,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:54:08,892 INFO L225 Difference]: With dead ends: 32092 [2018-11-23 08:54:08,892 INFO L226 Difference]: Without dead ends: 16712 [2018-11-23 08:54:08,923 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 1192 GetRequests, 1173 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2018-11-23 08:54:08,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16712 states. [2018-11-23 08:54:09,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16712 to 16701. [2018-11-23 08:54:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16701 states. [2018-11-23 08:54:09,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16701 states to 16701 states and 18569 transitions. [2018-11-23 08:54:09,176 INFO L78 Accepts]: Start accepts. Automaton has 16701 states and 18569 transitions. Word has length 1183 [2018-11-23 08:54:09,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:54:09,176 INFO L480 AbstractCegarLoop]: Abstraction has 16701 states and 18569 transitions. [2018-11-23 08:54:09,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 08:54:09,177 INFO L276 IsEmpty]: Start isEmpty. Operand 16701 states and 18569 transitions. [2018-11-23 08:54:09,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1272 [2018-11-23 08:54:09,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:54:09,208 INFO L402 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:54:09,208 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:54:09,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:09,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1611241190, now seen corresponding path program 1 times [2018-11-23 08:54:09,209 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:54:09,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:09,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:09,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:09,210 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:54:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:10,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 1228 proven. 2 refuted. 0 times theorem prover too weak. 1663 trivial. 0 not checked. [2018-11-23 08:54:10,114 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:10,114 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:54:10,114 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1272 with the following transitions: [2018-11-23 08:54:10,114 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1272], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:54:10,117 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:54:10,118 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:54:10,681 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:54:10,681 INFO L272 AbstractInterpreter]: Visited 315 different actions 1560 times. Merged at 10 different actions 40 times. Never widened. Performed 19540 root evaluator evaluations with a maximum evaluation depth of 15. Performed 19540 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 14 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 08:54:10,682 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:10,682 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:54:10,683 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:10,683 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:54:10,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:10,688 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:54:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:10,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:54:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 1676 proven. 6 refuted. 0 times theorem prover too weak. 1211 trivial. 0 not checked. [2018-11-23 08:54:13,006 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:54:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 1678 proven. 4 refuted. 0 times theorem prover too weak. 1211 trivial. 0 not checked. [2018-11-23 08:54:14,067 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:54:14,067 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2018-11-23 08:54:14,067 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:54:14,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 08:54:14,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:54:14,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:54:14,069 INFO L87 Difference]: Start difference. First operand 16701 states and 18569 transitions. Second operand 7 states. [2018-11-23 08:54:16,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:54:16,427 INFO L93 Difference]: Finished difference Result 40597 states and 45489 transitions. [2018-11-23 08:54:16,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 08:54:16,427 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1271 [2018-11-23 08:54:16,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:54:16,467 INFO L225 Difference]: With dead ends: 40597 [2018-11-23 08:54:16,467 INFO L226 Difference]: Without dead ends: 23306 [2018-11-23 08:54:16,502 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2564 GetRequests, 2544 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2018-11-23 08:54:16,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23306 states. [2018-11-23 08:54:16,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23306 to 22352. [2018-11-23 08:54:16,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22352 states. [2018-11-23 08:54:16,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22352 states to 22352 states and 24378 transitions. [2018-11-23 08:54:16,776 INFO L78 Accepts]: Start accepts. Automaton has 22352 states and 24378 transitions. Word has length 1271 [2018-11-23 08:54:16,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:54:16,776 INFO L480 AbstractCegarLoop]: Abstraction has 22352 states and 24378 transitions. [2018-11-23 08:54:16,776 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 08:54:16,776 INFO L276 IsEmpty]: Start isEmpty. Operand 22352 states and 24378 transitions. [2018-11-23 08:54:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1353 [2018-11-23 08:54:16,793 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:54:16,793 INFO L402 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:54:16,793 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:54:16,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:16,794 INFO L82 PathProgramCache]: Analyzing trace with hash -379459509, now seen corresponding path program 1 times [2018-11-23 08:54:16,794 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:54:16,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:16,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:16,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:16,795 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:54:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 888 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-11-23 08:54:17,678 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:17,678 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:54:17,678 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1353 with the following transitions: [2018-11-23 08:54:17,678 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:54:17,681 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:54:17,681 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:54:18,288 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:54:18,288 INFO L272 AbstractInterpreter]: Visited 279 different actions 1113 times. Merged at 10 different actions 29 times. Never widened. Performed 13429 root evaluator evaluations with a maximum evaluation depth of 18. Performed 13429 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 08:54:18,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:18,293 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:54:18,293 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:18,293 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:54:18,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:18,299 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:54:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:18,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:54:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 2248 proven. 2 refuted. 0 times theorem prover too weak. 1187 trivial. 0 not checked. [2018-11-23 08:54:18,943 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:54:19,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 888 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-11-23 08:54:19,619 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:54:19,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-23 08:54:19,619 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:54:19,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 08:54:19,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 08:54:19,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 08:54:19,621 INFO L87 Difference]: Start difference. First operand 22352 states and 24378 transitions. Second operand 10 states. [2018-11-23 08:54:21,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:54:21,653 INFO L93 Difference]: Finished difference Result 49466 states and 54386 transitions. [2018-11-23 08:54:21,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 08:54:21,654 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1352 [2018-11-23 08:54:21,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:54:21,703 INFO L225 Difference]: With dead ends: 49466 [2018-11-23 08:54:21,704 INFO L226 Difference]: Without dead ends: 27796 [2018-11-23 08:54:21,743 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2735 GetRequests, 2711 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-11-23 08:54:21,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27796 states. [2018-11-23 08:54:21,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27796 to 27292. [2018-11-23 08:54:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27292 states. [2018-11-23 08:54:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27292 states to 27292 states and 29432 transitions. [2018-11-23 08:54:22,020 INFO L78 Accepts]: Start accepts. Automaton has 27292 states and 29432 transitions. Word has length 1352 [2018-11-23 08:54:22,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:54:22,020 INFO L480 AbstractCegarLoop]: Abstraction has 27292 states and 29432 transitions. [2018-11-23 08:54:22,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 08:54:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 27292 states and 29432 transitions. [2018-11-23 08:54:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1374 [2018-11-23 08:54:22,038 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:54:22,038 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:54:22,038 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:54:22,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:22,038 INFO L82 PathProgramCache]: Analyzing trace with hash -643420434, now seen corresponding path program 1 times [2018-11-23 08:54:22,038 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:54:22,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:22,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:22,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:22,039 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:54:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3089 backedges. 1722 proven. 641 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2018-11-23 08:54:23,250 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:23,250 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:54:23,250 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1374 with the following transitions: [2018-11-23 08:54:23,250 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:54:23,253 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:54:23,253 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:54:24,034 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:54:24,034 INFO L272 AbstractInterpreter]: Visited 286 different actions 1143 times. Merged at 8 different actions 31 times. Widened at 1 different actions 1 times. Performed 13804 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13804 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 08:54:24,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:24,035 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:54:24,035 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:24,036 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:54:24,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:24,041 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:54:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:24,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:54:24,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3089 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2018-11-23 08:54:24,739 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:54:25,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3089 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2018-11-23 08:54:25,221 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:54:25,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-23 08:54:25,222 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:54:25,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:54:25,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:54:25,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:54:25,223 INFO L87 Difference]: Start difference. First operand 27292 states and 29432 transitions. Second operand 3 states. [2018-11-23 08:54:25,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:54:25,902 INFO L93 Difference]: Finished difference Result 52292 states and 56433 transitions. [2018-11-23 08:54:25,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:54:25,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1373 [2018-11-23 08:54:25,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:54:25,941 INFO L225 Difference]: With dead ends: 52292 [2018-11-23 08:54:25,941 INFO L226 Difference]: Without dead ends: 25682 [2018-11-23 08:54:25,976 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2760 GetRequests, 2748 SyntacticMatches, 5 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:54:25,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25682 states. [2018-11-23 08:54:26,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25682 to 24810. [2018-11-23 08:54:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24810 states. [2018-11-23 08:54:26,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24810 states to 24810 states and 26313 transitions. [2018-11-23 08:54:26,191 INFO L78 Accepts]: Start accepts. Automaton has 24810 states and 26313 transitions. Word has length 1373 [2018-11-23 08:54:26,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:54:26,192 INFO L480 AbstractCegarLoop]: Abstraction has 24810 states and 26313 transitions. [2018-11-23 08:54:26,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:54:26,192 INFO L276 IsEmpty]: Start isEmpty. Operand 24810 states and 26313 transitions. [2018-11-23 08:54:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1621 [2018-11-23 08:54:26,217 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:54:26,218 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:54:26,218 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:54:26,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:26,218 INFO L82 PathProgramCache]: Analyzing trace with hash 543411563, now seen corresponding path program 1 times [2018-11-23 08:54:26,219 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:54:26,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:26,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:26,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:26,219 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:54:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 5098 backedges. 936 proven. 534 refuted. 0 times theorem prover too weak. 3628 trivial. 0 not checked. [2018-11-23 08:54:27,299 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:27,299 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:54:27,299 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1621 with the following transitions: [2018-11-23 08:54:27,300 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:54:27,303 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:54:27,303 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:54:27,948 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:54:27,949 INFO L272 AbstractInterpreter]: Visited 315 different actions 1261 times. Merged at 12 different actions 42 times. Widened at 1 different actions 1 times. Performed 15219 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15219 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 08:54:27,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:27,950 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:54:27,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:54:27,950 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:54:27,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:27,956 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:54:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:28,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:54:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 5098 backedges. 3413 proven. 2 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2018-11-23 08:54:28,931 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:54:29,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5098 backedges. 936 proven. 534 refuted. 0 times theorem prover too weak. 3628 trivial. 0 not checked. [2018-11-23 08:54:29,820 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:54:29,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 08:54:29,821 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:54:29,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 08:54:29,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 08:54:29,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:54:29,822 INFO L87 Difference]: Start difference. First operand 24810 states and 26313 transitions. Second operand 9 states. [2018-11-23 08:54:31,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:54:31,750 INFO L93 Difference]: Finished difference Result 53527 states and 57792 transitions. [2018-11-23 08:54:31,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 08:54:31,751 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1620 [2018-11-23 08:54:31,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:54:31,808 INFO L225 Difference]: With dead ends: 53527 [2018-11-23 08:54:31,808 INFO L226 Difference]: Without dead ends: 29399 [2018-11-23 08:54:31,846 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3263 GetRequests, 3244 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2018-11-23 08:54:31,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29399 states. [2018-11-23 08:54:32,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29399 to 28490. [2018-11-23 08:54:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28490 states. [2018-11-23 08:54:32,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28490 states to 28490 states and 30036 transitions. [2018-11-23 08:54:32,144 INFO L78 Accepts]: Start accepts. Automaton has 28490 states and 30036 transitions. Word has length 1620 [2018-11-23 08:54:32,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:54:32,145 INFO L480 AbstractCegarLoop]: Abstraction has 28490 states and 30036 transitions. [2018-11-23 08:54:32,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 08:54:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 28490 states and 30036 transitions. [2018-11-23 08:54:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1623 [2018-11-23 08:54:32,172 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:54:32,173 INFO L402 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 08:54:32,173 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:54:32,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:54:32,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1429906803, now seen corresponding path program 1 times [2018-11-23 08:54:32,173 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:54:32,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:32,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:54:32,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:54:32,174 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:54:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:54:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4323 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2018-11-23 08:54:33,207 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:54:33,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 08:54:33,207 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:54:33,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 08:54:33,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 08:54:33,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:54:33,208 INFO L87 Difference]: Start difference. First operand 28490 states and 30036 transitions. Second operand 4 states. [2018-11-23 08:54:34,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:54:34,163 INFO L93 Difference]: Finished difference Result 50633 states and 53177 transitions. [2018-11-23 08:54:34,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 08:54:34,163 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1622 [2018-11-23 08:54:34,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:54:34,165 INFO L225 Difference]: With dead ends: 50633 [2018-11-23 08:54:34,165 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:54:34,205 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:54:34,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:54:34,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:54:34,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:54:34,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:54:34,205 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1622 [2018-11-23 08:54:34,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:54:34,206 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:54:34,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 08:54:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:54:34,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:54:34,209 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:54:34,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,486 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 205 [2018-11-23 08:54:34,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:34,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:54:35,124 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 218 [2018-11-23 08:54:35,623 WARN L180 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 78 [2018-11-23 08:54:36,657 WARN L180 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 80 [2018-11-23 08:54:37,994 WARN L180 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 322 DAG size of output: 79 [2018-11-23 08:54:39,292 WARN L180 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 264 DAG size of output: 104 [2018-11-23 08:54:39,774 WARN L180 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 75 [2018-11-23 08:54:39,776 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:54:39,776 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a18~0)| ~a18~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-23 08:54:39,776 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:54:39,776 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,776 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,777 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,778 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse5 (= 8 |old(~a16~0)|)) (.cse20 (= |old(~a16~0)| ~a16~0)) (.cse17 (= |old(~a18~0)| ~a18~0)) (.cse18 (= |old(~a15~0)| ~a15~0)) (.cse19 (= |old(~a12~0)| ~a12~0)) (.cse14 (= 5 |old(~a12~0)|)) (.cse12 (= 7 |old(~a12~0)|))) (let ((.cse2 (not .cse12)) (.cse7 (< 0 (+ |old(~a18~0)| 388559))) (.cse9 (not (= 8 |old(~a12~0)|))) (.cse15 (< 7 |old(~a12~0)|)) (.cse10 (<= (+ |old(~a18~0)| 156) 0)) (.cse3 (= 10 |old(~a16~0)|)) (.cse6 (not (= 9 |old(~a12~0)|))) (.cse1 (= 12 |old(~a16~0)|)) (.cse16 (not .cse14)) (.cse13 (= 9 |old(~a16~0)|)) (.cse0 (and .cse20 .cse17 .cse18 .cse19)) (.cse4 (< |old(~a15~0)| 4)) (.cse8 (not .cse5)) (.cse11 (= 4 |old(~a15~0)|))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse1 .cse3 .cse5 .cse6 .cse0 .cse4) (or .cse0 .cse7 .cse8 .cse9 .cse4) (or .cse8 .cse10 .cse0 .cse6 .cse4) (or .cse0 .cse11 .cse9 .cse5) (or .cse1 .cse12 .cse13 .cse14 .cse0 .cse5 .cse15) (or .cse1 .cse10 .cse16 .cse5 .cse0) (or .cse8 .cse10 (< 0 (+ ~a18~0 156)) .cse11) (or (not (= 3 |old(~a15~0)|)) .cse16 (and .cse17 .cse18 (= ~a16~0 11) .cse19) (not (= 11 |old(~a16~0)|))) (or .cse1 .cse2 .cse3 .cse5 .cse0) (or .cse0 .cse7 .cse1 .cse3 .cse15 .cse4) (or .cse13 .cse0 .cse11 .cse3 .cse5 .cse6) (or .cse1 .cse10 .cse12 .cse0 .cse15 .cse4) (or .cse1 .cse10 .cse0 .cse9 .cse3 .cse4) (or .cse10 .cse13 .cse11 .cse3 .cse5 .cse0 .cse15) (or .cse0 (or .cse10 .cse11 .cse3 .cse5) .cse6) (or .cse1 .cse16 .cse13 .cse0 .cse4) (or .cse8 .cse11 (and .cse20 .cse18 .cse19))))) [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,779 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,780 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 08:54:39,781 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse12 (= |old(~a18~0)| ~a18~0)) (.cse22 (< 0 (+ ~a18~0 156))) (.cse2 (= 7 |old(~a12~0)|)) (.cse27 (= 5 |old(~a12~0)|)) (.cse25 (not (= ~a15~0 4))) (.cse28 (= |old(~a16~0)| ~a16~0)) (.cse29 (not (= ~a12~0 7))) (.cse18 (= 8 |old(~a16~0)|)) (.cse13 (= |old(~a15~0)| ~a15~0)) (.cse15 (= |old(~a12~0)| ~a12~0))) (let ((.cse11 (= |calculate_output_#in~input| 0)) (.cse14 (not (= calculate_output_~input 0))) (.cse8 (not (= 3 |old(~a15~0)|))) (.cse10 (not (= 11 |old(~a16~0)|))) (.cse3 (and .cse25 .cse28 .cse29 .cse18 .cse13 .cse15)) (.cse0 (< 0 (+ |old(~a18~0)| 388559))) (.cse20 (< |old(~a15~0)| 4)) (.cse9 (not .cse27)) (.cse19 (not (= 9 |old(~a12~0)|))) (.cse16 (= 12 |old(~a16~0)|)) (.cse26 (not .cse2)) (.cse24 (= 9 |old(~a16~0)|)) (.cse17 (= 10 |old(~a16~0)|)) (.cse5 (< 7 |old(~a12~0)|)) (.cse6 (<= (+ |old(~a18~0)| 156) 0)) (.cse7 (and .cse25 .cse28 .cse29 .cse18 .cse22 .cse13 .cse15)) (.cse4 (and .cse28 .cse12 .cse13 .cse15)) (.cse23 (not (= 8 |old(~a12~0)|))) (.cse1 (not .cse18)) (.cse21 (= 4 |old(~a15~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse4 .cse2 .cse5) (or .cse8 .cse9 .cse10 .cse11 (and .cse12 .cse13 (= ~a16~0 11) .cse14 .cse15)) (or .cse16 .cse17 .cse18 .cse19 .cse4 .cse20) (or .cse1 .cse6 .cse21 .cse22) (or .cse11 .cse14 (or .cse8 (not (= 6 |old(~a12~0)|)) .cse10) (not (= (+ |old(~a18~0)| 87) 0))) (or .cse16 .cse6 .cse2 .cse4 .cse18 .cse5 .cse20) (or .cse4 .cse21 .cse23 .cse18) (or .cse16 .cse9 .cse24 .cse18 .cse20 .cse4) (or .cse4 (and .cse25 .cse22 .cse13) (or .cse1 .cse26) .cse20) (or .cse4 .cse0 .cse1 .cse3 .cse23) (or .cse16 .cse2 .cse24 .cse27 .cse4 .cse18 .cse5) (or .cse1 .cse9 .cse3 .cse4) (or .cse16 .cse6 .cse4 .cse23 .cse17 .cse18) (or .cse16 .cse6 .cse4 .cse17 .cse18 .cse19) (or .cse4 .cse0 .cse16 .cse17 .cse18 .cse5 .cse20) (or .cse24 .cse4 .cse21 .cse17 .cse18 .cse19) (or .cse16 .cse6 .cse9 .cse4 .cse18) (or .cse1 .cse6 .cse7 .cse4 .cse19) (or .cse4 (or .cse16 .cse26 .cse17 .cse18)) (or .cse6 .cse24 .cse21 .cse17 .cse18 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse4 .cse23) (or .cse1 .cse21 (and .cse28 .cse13 .cse15))))) [2018-11-23 08:54:39,781 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,782 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 08:54:39,783 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,784 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,785 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,786 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,787 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,788 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse5 (= 8 |old(~a16~0)|)) (.cse20 (= |old(~a16~0)| ~a16~0)) (.cse13 (= |old(~a18~0)| ~a18~0)) (.cse14 (= |old(~a15~0)| ~a15~0)) (.cse15 (= |old(~a12~0)| ~a12~0)) (.cse18 (= 5 |old(~a12~0)|)) (.cse16 (= 7 |old(~a12~0)|))) (let ((.cse2 (not .cse16)) (.cse10 (< 0 (+ |old(~a18~0)| 388559))) (.cse6 (not (= 9 |old(~a12~0)|))) (.cse11 (not (= 8 |old(~a12~0)|))) (.cse8 (<= (+ |old(~a18~0)| 156) 0)) (.cse3 (= 10 |old(~a16~0)|)) (.cse19 (< 7 |old(~a12~0)|)) (.cse1 (= 12 |old(~a16~0)|)) (.cse12 (not .cse18)) (.cse17 (= 9 |old(~a16~0)|)) (.cse0 (and .cse20 .cse13 .cse14 .cse15)) (.cse4 (< |old(~a15~0)| 4)) (.cse7 (not .cse5)) (.cse9 (= 4 |old(~a15~0)|))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse1 .cse3 .cse5 .cse6 .cse0 .cse4) (or .cse7 .cse8 .cse9 (< 0 (+ ~a18~0 156))) (or .cse0 .cse10 .cse7 .cse11 .cse4) (or .cse7 .cse8 .cse0 .cse6 .cse4) (or .cse0 .cse9 .cse11 .cse5) (or (not (= 3 |old(~a15~0)|)) .cse12 (not (= 11 |old(~a16~0)|)) (= |calculate_output_#in~input| 0) (and .cse13 .cse14 (= ~a16~0 11) .cse15)) (or .cse1 .cse16 .cse17 .cse18 .cse0 .cse5 .cse19) (or .cse8 .cse9 .cse0 .cse3 .cse5 .cse6) (or .cse8 .cse12 .cse9 .cse0 .cse5) (or .cse1 .cse2 .cse3 .cse5 .cse0) (or .cse0 .cse10 .cse1 .cse3 .cse19 .cse4) (or .cse17 .cse0 .cse9 .cse3 .cse5 .cse6) (or .cse1 .cse8 .cse16 .cse0 .cse19 .cse4) (or .cse1 .cse8 .cse0 .cse11 .cse3 .cse4) (or .cse8 .cse17 .cse9 .cse3 .cse5 .cse0 .cse19) (or .cse1 .cse12 .cse17 .cse0 .cse4) (or .cse7 .cse9 (and .cse20 .cse14 .cse15))))) [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 08:54:39,789 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,790 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,791 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,792 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,793 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,794 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,795 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,796 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,797 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,798 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,799 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,800 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= ~a15~0 3) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-23 08:54:39,801 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:54:39,801 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:54:39,801 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 11 |old(~a16~0)|)) (and (= |old(~a18~0)| ~a18~0) (= |old(~a15~0)| ~a15~0) (= ~a16~0 11) (= |old(~a12~0)| ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0))) [2018-11-23 08:54:39,802 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 08:54:39,802 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse5 (= 7 ~a12~0)) (.cse13 (= 5 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse9 (<= 4 ~a15~0)) (.cse7 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse3 (< 0 (+ ~a18~0 156))) (.cse1 (= 8 ~a12~0)) (.cse12 (= 8 ~a16~0)) (.cse14 (<= (+ ~a18~0 388559) 0)) (.cse8 (not (= ~a16~0 8))) (.cse2 (not (= ~a16~0 12))) (.cse10 (not (= ~a12~0 7))) (.cse11 (<= ~a12~0 7)) (.cse6 (not (= 9 ~a16~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 11 |old(~a16~0)|)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse5) (and .cse0 .cse4 .cse6 .cse7) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse8 .cse9 .cse2 .cse10 .cse11 .cse6) (and .cse12 .cse4) (and .cse1 .cse4) (and .cse12 .cse13) (not (= 3 |old(~a15~0)|)) (and .cse2 .cse13 .cse3) (and .cse9 .cse2 .cse10 .cse11 .cse3) (and .cse9 .cse2 .cse10 .cse11 .cse14) (and .cse0 .cse2 .cse3 .cse7) (and .cse0 .cse8 .cse9 .cse2 .cse7) (and .cse4 .cse10 .cse11 .cse3 .cse6) (and (not (= main_~input~0 0)) (= ~a16~0 11) (= ~a15~0 3) .cse11) (and .cse1 .cse12 .cse14) (and .cse8 (not (= ~a12~0 5)) .cse2 .cse10 .cse11 .cse6) (not (= 5 |old(~a12~0)|)))) [2018-11-23 08:54:39,802 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 08:54:39,802 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 08:54:39,802 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse5 (= 7 ~a12~0)) (.cse13 (= 5 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse9 (<= 4 ~a15~0)) (.cse7 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse3 (< 0 (+ ~a18~0 156))) (.cse1 (= 8 ~a12~0)) (.cse12 (= 8 ~a16~0)) (.cse14 (<= (+ ~a18~0 388559) 0)) (.cse8 (not (= ~a16~0 8))) (.cse2 (not (= ~a16~0 12))) (.cse10 (not (= ~a12~0 7))) (.cse6 (not (= 9 ~a16~0))) (.cse11 (<= ~a12~0 7))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 11 |old(~a16~0)|)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse5) (and .cse0 .cse4 .cse6 .cse7) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse8 .cse9 .cse2 .cse10 .cse11 .cse6) (and .cse12 .cse4) (and .cse1 .cse4) (and .cse12 .cse13) (not (= 3 |old(~a15~0)|)) (and .cse2 .cse13 .cse3) (and .cse9 .cse2 .cse10 .cse11 .cse3) (and .cse9 .cse2 .cse10 .cse11 .cse14) (and .cse0 .cse2 .cse3 .cse7) (and .cse0 .cse8 .cse9 .cse2 .cse7) (and .cse4 .cse10 .cse11 .cse3 .cse6) (and .cse1 .cse12 .cse14) (and .cse8 (not (= ~a12~0 5)) .cse2 .cse10 .cse11 .cse6) (not (= 5 |old(~a12~0)|)) (and (= ~a16~0 11) (= ~a15~0 3) .cse11))) [2018-11-23 08:54:39,802 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 08:54:39,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:54:39 BoogieIcfgContainer [2018-11-23 08:54:39,817 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:54:39,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:54:39,817 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:54:39,817 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:54:39,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:50:07" (3/4) ... [2018-11-23 08:54:39,820 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:54:39,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:54:39,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 08:54:39,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 08:54:39,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:54:39,866 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 08:54:39,868 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 08:54:39,893 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156) || !(11 == \old(a16))) || (((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156) && 7 == a12)) || ((!(a16 == 10) && !(a16 == 12)) && 7 == a12)) || (((!(a16 == 10) && !(a15 == 4)) && !(9 == a16)) && a12 == 9)) || !(\old(a18) + 87 == 0)) || (((((!(a16 == 8) && 4 <= a15) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || (8 == a16 && !(a15 == 4))) || (8 == a12 && !(a15 == 4))) || (8 == a16 && 5 == a12)) || !(3 == \old(a15))) || ((!(a16 == 12) && 5 == a12) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && a18 + 388559 <= 0)) || (((!(a16 == 10) && !(a16 == 12)) && 0 < a18 + 156) && a12 == 9)) || ((((!(a16 == 10) && !(a16 == 8)) && 4 <= a15) && !(a16 == 12)) && a12 == 9)) || ((((!(a15 == 4) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156) && !(9 == a16))) || ((8 == a12 && 8 == a16) && a18 + 388559 <= 0)) || (((((!(a16 == 8) && !(a12 == 5)) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || !(5 == \old(a12))) || ((a16 == 11 && a15 == 3) && a12 <= 7) [2018-11-23 08:54:40,022 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fe34c0a3-631c-48ed-af59-93237d83be38/bin-2019/utaipan/witness.graphml [2018-11-23 08:54:40,023 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:54:40,023 INFO L168 Benchmark]: Toolchain (without parser) took 274982.50 ms. Allocated memory was 1.0 GB in the beginning and 5.6 GB in the end (delta: 4.6 GB). Free memory was 948.4 MB in the beginning and 3.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-23 08:54:40,024 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-11-23 08:54:40,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 710.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -190.0 MB). Peak memory consumption was 72.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:54:40,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:54:40,025 INFO L168 Benchmark]: Boogie Preprocessor took 66.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:54:40,025 INFO L168 Benchmark]: RCFGBuilder took 1495.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.6 MB in the end (delta: 247.9 MB). Peak memory consumption was 247.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:54:40,025 INFO L168 Benchmark]: TraceAbstraction took 272470.49 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 876.6 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-11-23 08:54:40,025 INFO L168 Benchmark]: Witness Printer took 205.68 ms. Allocated memory is still 5.6 GB. Free memory was 4.0 GB in the beginning and 3.9 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:54:40,027 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 710.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -190.0 MB). Peak memory consumption was 72.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1495.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.6 MB in the end (delta: 247.9 MB). Peak memory consumption was 247.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 272470.49 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 876.6 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 205.68 ms. Allocated memory is still 5.6 GB. Free memory was 4.0 GB in the beginning and 3.9 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: 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: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156) || !(11 == \old(a16))) || (((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156) && 7 == a12)) || ((!(a16 == 10) && !(a16 == 12)) && 7 == a12)) || (((!(a16 == 10) && !(a15 == 4)) && !(9 == a16)) && a12 == 9)) || !(\old(a18) + 87 == 0)) || (((((!(a16 == 8) && 4 <= a15) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || (8 == a16 && !(a15 == 4))) || (8 == a12 && !(a15 == 4))) || (8 == a16 && 5 == a12)) || !(3 == \old(a15))) || ((!(a16 == 12) && 5 == a12) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && a18 + 388559 <= 0)) || (((!(a16 == 10) && !(a16 == 12)) && 0 < a18 + 156) && a12 == 9)) || ((((!(a16 == 10) && !(a16 == 8)) && 4 <= a15) && !(a16 == 12)) && a12 == 9)) || ((((!(a15 == 4) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156) && !(9 == a16))) || ((8 == a12 && 8 == a16) && a18 + 388559 <= 0)) || (((((!(a16 == 8) && !(a12 == 5)) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || !(5 == \old(a12))) || ((a16 == 11 && a15 == 3) && a12 <= 7) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 272.4s OverallTime, 16 OverallIterations, 10 TraceHistogramMax, 238.6s AutomataDifference, 0.0s DeadEndRemovalTime, 5.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2566 SDtfs, 23790 SDslu, 2621 SDs, 0 SdLazy, 38767 SolverSat, 5448 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 219.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 16051 GetRequests, 15861 SyntacticMatches, 25 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28490occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.5s AbstIntTime, 8 AbstIntIterations, 3 AbstIntStrong, 0.9985687568230378 AbsIntWeakeningRatio, 0.044760935910478125 AbsIntAvgWeakeningVarsNumRemoved, 16.341132587317734 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 4144 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2333 PreInvPairs, 2982 NumberOfFragments, 2527 HoareAnnotationTreeSize, 2333 FomulaSimplifications, 151973 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 27286 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 18280 NumberOfCodeBlocks, 18280 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 24703 ConstructedInterpolants, 0 QuantifiedInterpolants, 62773588 SizeOfPredicates, 3 NumberOfNonLiveVariables, 8347 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 26 InterpolantComputations, 10 PerfectInterpolantSequences, 51164/55837 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...