./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label56_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label56_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/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 653ec9aaf3783b4b37cca3e5ff87617c6477f454 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:44:36,084 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:44:36,085 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:44:36,091 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:44:36,092 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:44:36,092 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:44:36,093 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:44:36,094 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:44:36,095 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:44:36,096 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:44:36,096 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:44:36,097 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:44:36,097 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:44:36,098 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:44:36,098 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:44:36,099 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:44:36,099 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:44:36,100 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:44:36,101 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:44:36,102 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:44:36,103 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:44:36,104 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:44:36,105 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:44:36,105 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:44:36,105 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:44:36,106 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:44:36,107 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:44:36,107 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:44:36,108 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:44:36,109 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:44:36,109 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:44:36,109 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:44:36,109 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:44:36,109 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:44:36,110 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:44:36,111 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:44:36,111 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:44:36,119 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:44:36,119 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:44:36,120 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:44:36,120 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:44:36,120 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:44:36,120 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:44:36,120 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:44:36,120 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:44:36,120 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:44:36,121 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:44:36,121 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:44:36,121 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:44:36,121 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:44:36,122 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:44:36,122 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:44:36,122 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:44:36,122 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:44:36,122 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:44:36,122 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:44:36,122 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:44:36,122 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:44:36,123 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:44:36,123 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:44:36,123 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:44:36,123 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:44:36,123 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:44:36,123 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:44:36,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:44:36,124 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:44:36,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:44:36,124 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:44:36,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:44:36,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:44:36,124 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:44:36,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:44:36,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:44:36,125 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:44:36,125 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_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/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 -> 653ec9aaf3783b4b37cca3e5ff87617c6477f454 [2018-11-18 14:44:36,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:44:36,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:44:36,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:44:36,162 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:44:36,162 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:44:36,163 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-18 14:44:36,208 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/data/9eb9ffaea/a4fced27a10c47ddbc9906c023771d41/FLAG32e525921 [2018-11-18 14:44:36,704 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:44:36,705 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/sv-benchmarks/c/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-18 14:44:36,715 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/data/9eb9ffaea/a4fced27a10c47ddbc9906c023771d41/FLAG32e525921 [2018-11-18 14:44:37,184 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/data/9eb9ffaea/a4fced27a10c47ddbc9906c023771d41 [2018-11-18 14:44:37,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:44:37,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:44:37,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:44:37,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:44:37,192 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:44:37,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:37,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4915a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37, skipping insertion in model container [2018-11-18 14:44:37,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:37,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:44:37,257 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:44:37,678 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:44:37,681 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:44:37,862 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:44:37,877 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:44:37,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37 WrapperNode [2018-11-18 14:44:37,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:44:37,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:44:37,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:44:37,879 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:44:37,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:37,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:37,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:44:37,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:44:37,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:44:37,984 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:44:37,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:37,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:37,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:37,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:38,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:38,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:38,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... [2018-11-18 14:44:38,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:44:38,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:44:38,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:44:38,051 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:44:38,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:44:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:44:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:44:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:44:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 14:44:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 14:44:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:44:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:44:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:44:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:44:39,274 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:44:39,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:44:39 BoogieIcfgContainer [2018-11-18 14:44:39,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:44:39,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:44:39,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:44:39,277 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:44:39,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:44:37" (1/3) ... [2018-11-18 14:44:39,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b1e9fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:44:39, skipping insertion in model container [2018-11-18 14:44:39,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:44:37" (2/3) ... [2018-11-18 14:44:39,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b1e9fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:44:39, skipping insertion in model container [2018-11-18 14:44:39,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:44:39" (3/3) ... [2018-11-18 14:44:39,280 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label56_true-unreach-call.c [2018-11-18 14:44:39,286 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:44:39,291 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:44:39,301 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:44:39,325 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:44:39,325 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:44:39,325 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:44:39,325 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:44:39,325 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:44:39,326 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:44:39,326 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:44:39,326 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:44:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2018-11-18 14:44:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 14:44:39,352 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:44:39,353 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:44:39,354 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:44:39,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:39,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1240181017, now seen corresponding path program 1 times [2018-11-18 14:44:39,360 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:44:39,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:39,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:39,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:39,390 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:44:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:39,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:44:39,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:44:39,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:44:39,857 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:44:39,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:44:39,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:44:39,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:44:39,875 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 3 states. [2018-11-18 14:44:40,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:44:40,594 INFO L93 Difference]: Finished difference Result 844 states and 1489 transitions. [2018-11-18 14:44:40,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:44:40,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2018-11-18 14:44:40,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:44:40,605 INFO L225 Difference]: With dead ends: 844 [2018-11-18 14:44:40,606 INFO L226 Difference]: Without dead ends: 530 [2018-11-18 14:44:40,610 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:44:40,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-11-18 14:44:40,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 525. [2018-11-18 14:44:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-11-18 14:44:40,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 865 transitions. [2018-11-18 14:44:40,657 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 865 transitions. Word has length 180 [2018-11-18 14:44:40,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:44:40,658 INFO L480 AbstractCegarLoop]: Abstraction has 525 states and 865 transitions. [2018-11-18 14:44:40,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:44:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 865 transitions. [2018-11-18 14:44:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:44:40,662 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:44:40,662 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:44:40,662 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:44:40,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:40,663 INFO L82 PathProgramCache]: Analyzing trace with hash 886765725, now seen corresponding path program 1 times [2018-11-18 14:44:40,663 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:44:40,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:40,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:40,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:40,664 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:44:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:40,879 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:44:40,880 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:44:40,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:44:40,880 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:44:40,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:44:40,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:44:40,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:44:40,882 INFO L87 Difference]: Start difference. First operand 525 states and 865 transitions. Second operand 3 states. [2018-11-18 14:44:41,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:44:41,529 INFO L93 Difference]: Finished difference Result 1473 states and 2496 transitions. [2018-11-18 14:44:41,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:44:41,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2018-11-18 14:44:41,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:44:41,534 INFO L225 Difference]: With dead ends: 1473 [2018-11-18 14:44:41,535 INFO L226 Difference]: Without dead ends: 954 [2018-11-18 14:44:41,537 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:44:41,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2018-11-18 14:44:41,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 952. [2018-11-18 14:44:41,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2018-11-18 14:44:41,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1496 transitions. [2018-11-18 14:44:41,563 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1496 transitions. Word has length 193 [2018-11-18 14:44:41,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:44:41,564 INFO L480 AbstractCegarLoop]: Abstraction has 952 states and 1496 transitions. [2018-11-18 14:44:41,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:44:41,564 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1496 transitions. [2018-11-18 14:44:41,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 14:44:41,567 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:44:41,567 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:44:41,567 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:44:41,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:41,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1074543495, now seen corresponding path program 1 times [2018-11-18 14:44:41,568 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:44:41,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:41,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:41,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:41,569 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:44:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:44:41,738 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:44:41,738 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:44:41,738 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:44:41,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:44:41,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:44:41,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:44:41,739 INFO L87 Difference]: Start difference. First operand 952 states and 1496 transitions. Second operand 3 states. [2018-11-18 14:44:42,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:44:42,370 INFO L93 Difference]: Finished difference Result 2750 states and 4436 transitions. [2018-11-18 14:44:42,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:44:42,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2018-11-18 14:44:42,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:44:42,377 INFO L225 Difference]: With dead ends: 2750 [2018-11-18 14:44:42,378 INFO L226 Difference]: Without dead ends: 1804 [2018-11-18 14:44:42,381 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:44:42,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2018-11-18 14:44:42,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1787. [2018-11-18 14:44:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2018-11-18 14:44:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2773 transitions. [2018-11-18 14:44:42,420 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2773 transitions. Word has length 195 [2018-11-18 14:44:42,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:44:42,420 INFO L480 AbstractCegarLoop]: Abstraction has 1787 states and 2773 transitions. [2018-11-18 14:44:42,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:44:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2773 transitions. [2018-11-18 14:44:42,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:44:42,424 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:44:42,424 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:44:42,425 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:44:42,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:42,425 INFO L82 PathProgramCache]: Analyzing trace with hash -273428112, now seen corresponding path program 1 times [2018-11-18 14:44:42,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:44:42,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:42,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:42,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:42,426 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:44:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:42,572 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:44:42,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:44:42,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:44:42,573 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:44:42,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:44:42,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:44:42,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:44:42,573 INFO L87 Difference]: Start difference. First operand 1787 states and 2773 transitions. Second operand 6 states. [2018-11-18 14:44:43,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:44:43,543 INFO L93 Difference]: Finished difference Result 5448 states and 9065 transitions. [2018-11-18 14:44:43,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:44:43,544 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 198 [2018-11-18 14:44:43,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:44:43,559 INFO L225 Difference]: With dead ends: 5448 [2018-11-18 14:44:43,559 INFO L226 Difference]: Without dead ends: 3667 [2018-11-18 14:44:43,564 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:44:43,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3667 states. [2018-11-18 14:44:43,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3667 to 3575. [2018-11-18 14:44:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3575 states. [2018-11-18 14:44:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 5654 transitions. [2018-11-18 14:44:43,635 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 5654 transitions. Word has length 198 [2018-11-18 14:44:43,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:44:43,635 INFO L480 AbstractCegarLoop]: Abstraction has 3575 states and 5654 transitions. [2018-11-18 14:44:43,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:44:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 5654 transitions. [2018-11-18 14:44:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 14:44:43,641 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:44:43,642 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:44:43,642 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:44:43,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:43,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1021822964, now seen corresponding path program 1 times [2018-11-18 14:44:43,642 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:44:43,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:43,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:43,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:43,643 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:44:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:43,727 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:44:43,728 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:44:43,728 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:44:43,728 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 212 with the following transitions: [2018-11-18 14:44:43,730 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [28], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-18 14:44:43,766 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:44:43,766 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:44:44,361 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:44:44,363 INFO L272 AbstractInterpreter]: Visited 181 different actions 181 times. Never merged. Never widened. Performed 4057 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4057 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 88 variables. [2018-11-18 14:44:44,376 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:44,376 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:44:44,886 INFO L227 lantSequenceWeakener]: Weakened 202 states. On average, predicates are now at 72.64% of their original sizes. [2018-11-18 14:44:44,886 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:44:44,980 INFO L415 sIntCurrentIteration]: We unified 210 AI predicates to 210 [2018-11-18 14:44:44,980 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:44:44,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:44:44,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-11-18 14:44:44,981 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:44:44,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 14:44:44,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 14:44:44,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:44:44,982 INFO L87 Difference]: Start difference. First operand 3575 states and 5654 transitions. Second operand 13 states. [2018-11-18 14:44:55,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:44:55,348 INFO L93 Difference]: Finished difference Result 7354 states and 11652 transitions. [2018-11-18 14:44:55,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:44:55,348 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 211 [2018-11-18 14:44:55,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:44:55,355 INFO L225 Difference]: With dead ends: 7354 [2018-11-18 14:44:55,356 INFO L226 Difference]: Without dead ends: 3785 [2018-11-18 14:44:55,361 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 211 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:44:55,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3785 states. [2018-11-18 14:44:55,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3785 to 3783. [2018-11-18 14:44:55,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3783 states. [2018-11-18 14:44:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 5872 transitions. [2018-11-18 14:44:55,412 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 5872 transitions. Word has length 211 [2018-11-18 14:44:55,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:44:55,412 INFO L480 AbstractCegarLoop]: Abstraction has 3783 states and 5872 transitions. [2018-11-18 14:44:55,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 14:44:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 5872 transitions. [2018-11-18 14:44:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 14:44:55,418 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:44:55,418 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 14:44:55,419 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:44:55,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:55,419 INFO L82 PathProgramCache]: Analyzing trace with hash -864740033, now seen corresponding path program 1 times [2018-11-18 14:44:55,419 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:44:55,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:55,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:55,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:55,420 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:44:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:55,505 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:44:55,505 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:44:55,505 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:44:55,505 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-11-18 14:44:55,506 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-18 14:44:55,511 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:44:55,512 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:44:56,109 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:44:56,109 INFO L272 AbstractInterpreter]: Visited 185 different actions 362 times. Merged at 4 different actions 4 times. Never widened. Performed 8441 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8441 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-18 14:44:56,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:56,121 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:44:56,121 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:44:56,121 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:44:56,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:56,144 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:44:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:56,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:44:56,391 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 14:44:56,391 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:44:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 14:44:56,499 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:44:56,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-18 14:44:56,499 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:44:56,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:44:56,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:44:56,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:44:56,500 INFO L87 Difference]: Start difference. First operand 3783 states and 5872 transitions. Second operand 3 states. [2018-11-18 14:44:57,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:44:57,528 INFO L93 Difference]: Finished difference Result 10792 states and 17522 transitions. [2018-11-18 14:44:57,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:44:57,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2018-11-18 14:44:57,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:44:57,555 INFO L225 Difference]: With dead ends: 10792 [2018-11-18 14:44:57,556 INFO L226 Difference]: Without dead ends: 7223 [2018-11-18 14:44:57,568 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 438 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:44:57,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7223 states. [2018-11-18 14:44:57,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7223 to 7193. [2018-11-18 14:44:57,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7193 states. [2018-11-18 14:44:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7193 states to 7193 states and 11381 transitions. [2018-11-18 14:44:57,750 INFO L78 Accepts]: Start accepts. Automaton has 7193 states and 11381 transitions. Word has length 220 [2018-11-18 14:44:57,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:44:57,751 INFO L480 AbstractCegarLoop]: Abstraction has 7193 states and 11381 transitions. [2018-11-18 14:44:57,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:44:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 7193 states and 11381 transitions. [2018-11-18 14:44:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-18 14:44:57,776 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:44:57,776 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:44:57,777 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:44:57,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:57,777 INFO L82 PathProgramCache]: Analyzing trace with hash -388315703, now seen corresponding path program 1 times [2018-11-18 14:44:57,777 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:44:57,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:57,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:44:57,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:44:57,778 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:44:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:44:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 114 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:44:58,157 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:44:58,157 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:44:58,157 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-11-18 14:44:58,158 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [24], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-18 14:44:58,164 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:44:58,164 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:44:58,702 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:44:58,702 INFO L272 AbstractInterpreter]: Visited 184 different actions 362 times. Merged at 5 different actions 5 times. Never widened. Performed 8099 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8099 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-18 14:44:58,708 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:44:58,708 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:44:59,460 INFO L227 lantSequenceWeakener]: Weakened 287 states. On average, predicates are now at 72.35% of their original sizes. [2018-11-18 14:44:59,460 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:44:59,634 INFO L415 sIntCurrentIteration]: We unified 289 AI predicates to 289 [2018-11-18 14:44:59,634 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:44:59,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:44:59,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [8] total 25 [2018-11-18 14:44:59,634 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:44:59,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:44:59,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:44:59,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:44:59,635 INFO L87 Difference]: Start difference. First operand 7193 states and 11381 transitions. Second operand 19 states. [2018-11-18 14:45:07,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:45:07,395 INFO L93 Difference]: Finished difference Result 14386 states and 22873 transitions. [2018-11-18 14:45:07,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 14:45:07,395 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 290 [2018-11-18 14:45:07,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:45:07,414 INFO L225 Difference]: With dead ends: 14386 [2018-11-18 14:45:07,414 INFO L226 Difference]: Without dead ends: 7407 [2018-11-18 14:45:07,426 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 298 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2018-11-18 14:45:07,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7407 states. [2018-11-18 14:45:07,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7407 to 7404. [2018-11-18 14:45:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7404 states. [2018-11-18 14:45:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7404 states to 7404 states and 11602 transitions. [2018-11-18 14:45:07,535 INFO L78 Accepts]: Start accepts. Automaton has 7404 states and 11602 transitions. Word has length 290 [2018-11-18 14:45:07,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:45:07,536 INFO L480 AbstractCegarLoop]: Abstraction has 7404 states and 11602 transitions. [2018-11-18 14:45:07,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:45:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 7404 states and 11602 transitions. [2018-11-18 14:45:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 14:45:07,552 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:45:07,552 INFO L375 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:45:07,552 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:45:07,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:07,552 INFO L82 PathProgramCache]: Analyzing trace with hash 794234376, now seen corresponding path program 1 times [2018-11-18 14:45:07,552 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:45:07,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:07,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:07,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:07,553 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:45:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:07,663 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:45:07,663 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:07,663 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:45:07,663 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 312 with the following transitions: [2018-11-18 14:45:07,663 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [10], [12], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-18 14:45:07,668 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:45:07,668 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:45:08,198 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:45:08,198 INFO L272 AbstractInterpreter]: Visited 187 different actions 365 times. Merged at 4 different actions 4 times. Never widened. Performed 8506 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8506 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-18 14:45:08,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:08,204 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:45:08,204 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:08,204 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:45:08,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:08,212 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:45:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:08,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:45:08,419 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 14:45:08,419 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:45:08,496 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:45:08,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:45:08,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2018-11-18 14:45:08,513 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:45:08,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:45:08,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:45:08,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:45:08,514 INFO L87 Difference]: Start difference. First operand 7404 states and 11602 transitions. Second operand 3 states. [2018-11-18 14:45:08,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:45:08,944 INFO L93 Difference]: Finished difference Result 14380 states and 22757 transitions. [2018-11-18 14:45:08,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:45:08,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2018-11-18 14:45:08,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:45:08,968 INFO L225 Difference]: With dead ends: 14380 [2018-11-18 14:45:08,968 INFO L226 Difference]: Without dead ends: 7401 [2018-11-18 14:45:08,982 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 621 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:45:08,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7401 states. [2018-11-18 14:45:09,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7401 to 7401. [2018-11-18 14:45:09,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7401 states. [2018-11-18 14:45:09,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 11583 transitions. [2018-11-18 14:45:09,124 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 11583 transitions. Word has length 311 [2018-11-18 14:45:09,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:45:09,124 INFO L480 AbstractCegarLoop]: Abstraction has 7401 states and 11583 transitions. [2018-11-18 14:45:09,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:45:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 11583 transitions. [2018-11-18 14:45:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 14:45:09,151 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:45:09,152 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:45:09,152 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:45:09,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:09,152 INFO L82 PathProgramCache]: Analyzing trace with hash -328274505, now seen corresponding path program 1 times [2018-11-18 14:45:09,152 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:45:09,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:09,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:09,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:09,153 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:45:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 144 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:45:09,339 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:09,339 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:45:09,340 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 316 with the following transitions: [2018-11-18 14:45:09,341 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [36], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-18 14:45:09,347 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:45:09,348 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:45:09,781 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:45:09,781 INFO L272 AbstractInterpreter]: Visited 186 different actions 364 times. Merged at 4 different actions 4 times. Never widened. Performed 8552 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8552 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-18 14:45:09,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:09,782 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:45:09,782 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:09,782 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:45:09,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:09,790 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:45:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:09,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:45:09,975 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 68 proven. 93 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 14:45:09,975 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:45:10,084 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 159 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 14:45:10,100 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:45:10,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-18 14:45:10,100 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:45:10,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:45:10,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:45:10,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:45:10,102 INFO L87 Difference]: Start difference. First operand 7401 states and 11583 transitions. Second operand 8 states. [2018-11-18 14:45:13,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:45:13,309 INFO L93 Difference]: Finished difference Result 29966 states and 54891 transitions. [2018-11-18 14:45:13,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-18 14:45:13,310 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 315 [2018-11-18 14:45:13,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:45:13,384 INFO L225 Difference]: With dead ends: 29966 [2018-11-18 14:45:13,385 INFO L226 Difference]: Without dead ends: 22990 [2018-11-18 14:45:13,412 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 652 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=305, Invalid=1027, Unknown=0, NotChecked=0, Total=1332 [2018-11-18 14:45:13,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22990 states. [2018-11-18 14:45:13,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22990 to 22513. [2018-11-18 14:45:13,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22513 states. [2018-11-18 14:45:13,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22513 states to 22513 states and 32343 transitions. [2018-11-18 14:45:13,881 INFO L78 Accepts]: Start accepts. Automaton has 22513 states and 32343 transitions. Word has length 315 [2018-11-18 14:45:13,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:45:13,881 INFO L480 AbstractCegarLoop]: Abstraction has 22513 states and 32343 transitions. [2018-11-18 14:45:13,881 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:45:13,881 INFO L276 IsEmpty]: Start isEmpty. Operand 22513 states and 32343 transitions. [2018-11-18 14:45:13,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-18 14:45:13,911 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:45:13,911 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:45:13,911 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:45:13,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:13,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1387354970, now seen corresponding path program 1 times [2018-11-18 14:45:13,912 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:45:13,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:13,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:13,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:13,913 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:45:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:14,050 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 200 proven. 58 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-18 14:45:14,050 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:14,050 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:45:14,050 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 365 with the following transitions: [2018-11-18 14:45:14,051 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [68], [73], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-18 14:45:14,054 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:45:14,054 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:45:14,684 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:45:14,684 INFO L272 AbstractInterpreter]: Visited 187 different actions 553 times. Merged at 7 different actions 15 times. Never widened. Performed 13017 root evaluator evaluations with a maximum evaluation depth of 3. Performed 13017 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 2 different actions. Largest state had 88 variables. [2018-11-18 14:45:14,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:14,687 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:45:14,687 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:14,688 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:45:14,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:14,693 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:45:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:14,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:45:14,935 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 162 proven. 93 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 14:45:14,935 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:45:15,052 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 253 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 14:45:15,068 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:45:15,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-18 14:45:15,068 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:45:15,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:45:15,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:45:15,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:45:15,069 INFO L87 Difference]: Start difference. First operand 22513 states and 32343 transitions. Second operand 8 states. [2018-11-18 14:45:18,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:45:18,042 INFO L93 Difference]: Finished difference Result 58940 states and 97378 transitions. [2018-11-18 14:45:18,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-18 14:45:18,043 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 364 [2018-11-18 14:45:18,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:45:18,160 INFO L225 Difference]: With dead ends: 58940 [2018-11-18 14:45:18,160 INFO L226 Difference]: Without dead ends: 36852 [2018-11-18 14:45:18,215 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 775 GetRequests, 744 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=205, Invalid=665, Unknown=0, NotChecked=0, Total=870 [2018-11-18 14:45:18,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36852 states. [2018-11-18 14:45:18,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36852 to 34367. [2018-11-18 14:45:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34367 states. [2018-11-18 14:45:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34367 states to 34367 states and 46597 transitions. [2018-11-18 14:45:18,797 INFO L78 Accepts]: Start accepts. Automaton has 34367 states and 46597 transitions. Word has length 364 [2018-11-18 14:45:18,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:45:18,797 INFO L480 AbstractCegarLoop]: Abstraction has 34367 states and 46597 transitions. [2018-11-18 14:45:18,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:45:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 34367 states and 46597 transitions. [2018-11-18 14:45:18,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-11-18 14:45:18,836 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:45:18,837 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:45:18,837 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:45:18,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:18,837 INFO L82 PathProgramCache]: Analyzing trace with hash 2130712224, now seen corresponding path program 1 times [2018-11-18 14:45:18,837 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:45:18,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:18,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:18,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:45:18,838 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:45:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:19,030 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 263 proven. 116 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 14:45:19,030 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:19,030 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:45:19,030 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 424 with the following transitions: [2018-11-18 14:45:19,030 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [174], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [240], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-18 14:45:19,034 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:45:19,035 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:45:19,440 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:45:19,440 INFO L272 AbstractInterpreter]: Visited 188 different actions 374 times. Merged at 7 different actions 10 times. Never widened. Performed 8596 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8596 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 2 fixpoints after 2 different actions. Largest state had 88 variables. [2018-11-18 14:45:19,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:45:19,442 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:45:19,442 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:45:19,442 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:45:19,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:45:19,449 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:45:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:45:19,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:45:19,647 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 335 proven. 2 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-11-18 14:45:19,647 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:45:19,754 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 301 proven. 17 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-18 14:45:19,770 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:45:19,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-18 14:45:19,770 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:45:19,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:45:19,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:45:19,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:45:19,771 INFO L87 Difference]: Start difference. First operand 34367 states and 46597 transitions. Second operand 9 states. [2018-11-18 14:45:21,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:45:21,578 INFO L93 Difference]: Finished difference Result 68909 states and 92885 transitions. [2018-11-18 14:45:21,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 14:45:21,579 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 423 [2018-11-18 14:45:21,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:45:21,579 INFO L225 Difference]: With dead ends: 68909 [2018-11-18 14:45:21,579 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:45:21,637 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 852 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2018-11-18 14:45:21,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:45:21,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:45:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:45:21,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:45:21,639 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 423 [2018-11-18 14:45:21,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:45:21,639 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:45:21,639 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:45:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:45:21,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:45:21,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:45:21,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:21,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:22,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,411 WARN L180 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 983 DAG size of output: 771 [2018-11-18 14:45:23,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:23,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:45:24,471 WARN L180 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 977 DAG size of output: 766 [2018-11-18 14:45:24,703 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 129 [2018-11-18 14:45:26,085 WARN L180 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 462 DAG size of output: 167 [2018-11-18 14:45:28,566 WARN L180 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 781 DAG size of output: 113 [2018-11-18 14:45:30,859 WARN L180 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 775 DAG size of output: 113 [2018-11-18 14:45:30,861 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a22~0)| ~a22~0) (= ~a27~0 |old(~a27~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a6~0 |old(~a6~0)|) (<= |old(~a3~0)| ~a3~0) (<= ~a3~0 |old(~a3~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-11-18 14:45:30,862 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,863 INFO L425 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,864 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,865 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-11-18 14:45:30,866 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse28 (= 1 ~a12~0)) (.cse9 (= 1 |old(~a12~0)|)) (.cse30 (= ~a12~0 |old(~a12~0)|)) (.cse25 (= |old(~a22~0)| ~a22~0)) (.cse29 (= ~a27~0 |old(~a27~0)|)) (.cse26 (= ~a5~0 |old(~a5~0)|)) (.cse22 (= ~a6~0 |old(~a6~0)|)) (.cse27 (<= |old(~a3~0)| ~a3~0)) (.cse23 (<= ~a3~0 |old(~a3~0)|)) (.cse24 (= ~a26~0 |old(~a26~0)|))) (let ((.cse6 (not (= 1 |old(~a6~0)|))) (.cse21 (not (= 1 |old(~a27~0)|))) (.cse8 (< 0 |old(~a27~0)|)) (.cse1 (and .cse30 .cse25 .cse29 .cse26 .cse22 .cse27 .cse23 .cse24)) (.cse10 (and .cse30 .cse22 .cse23 .cse24 .cse25 .cse29 .cse26 .cse27)) (.cse3 (not .cse9)) (.cse4 (and .cse22 .cse23 .cse24 .cse25 .cse29 .cse26 .cse27 .cse28)) (.cse0 (not (= 1 |old(~a5~0)|))) (.cse7 (not (= 1 |old(~a26~0)|))) (.cse2 (not (= 1 ~a18~0))) (.cse5 (< 0 |old(~a3~0)|))) (and (or .cse0 .cse1 .cse2 (< |old(~a3~0)| 2)) (or .cse3 .cse0 .cse2 .cse4 .cse5 .cse6) (or .cse3 .cse0 .cse7 .cse8 .cse2 .cse4) (or .cse1 .cse0 .cse7 .cse2 .cse9) (or .cse10 .cse0 .cse2 .cse9 .cse6) (or .cse3 .cse0 .cse8 .cse2 .cse6 .cse4) (or (let ((.cse11 (not (= 1 |old(~a10~0)|))) (.cse12 (not (= 1 |old(~a22~0)|))) (.cse13 (not (= 0 |old(~a11~0)|))) (.cse14 (not (= 1 |old(~a16~0)|))) (.cse15 (not (= 0 |old(~a26~0)|))) (.cse16 (not (= 1 |old(~a1~0)|))) (.cse17 (not (= 0 |old(~a2~0)|))) (.cse18 (not (= 0 |old(~a12~0)|))) (.cse19 (not (= 0 |old(~a25~0)|))) (.cse20 (not (= 0 |old(~a7~0)|)))) (and (or .cse11 .cse12 .cse13 .cse14 .cse2 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (or .cse11 (not (= 0 |old(~a27~0)|)) .cse12 .cse13 .cse14 .cse2 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20))) (and (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a23~0 0) (= ~a1~0 1) (= ~a29~0 1) (= ~a14~0 0) (= ~a19~0 0) (= ~a8~0 0) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0)) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (= |calculate_output_#in~input| 0) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) .cse0 (not (= 1 |old(~a4~0)|))) (or .cse3 (and .cse22 .cse23 .cse24 .cse25 .cse26 (= 1 ~a27~0) .cse27 .cse28) .cse0 .cse7 .cse2 .cse21) (or .cse3 .cse0 .cse8 .cse2 .cse4 .cse5) (or .cse0 .cse2 .cse9 .cse1 .cse5) (or .cse0 .cse2 .cse10 .cse9 (= |old(~a6~0)| |old(~a22~0)|)) (or .cse3 .cse4 .cse0 .cse7 .cse2 .cse5)))) [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,867 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-11-18 14:45:30,868 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1554) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,869 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-11-18 14:45:30,870 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,871 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-11-18 14:45:30,872 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-11-18 14:45:30,873 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-11-18 14:45:30,874 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-11-18 14:45:30,875 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-11-18 14:45:30,876 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:45:30,877 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~a19~0 0) (= ~a18~0 1) (= ~a8~0 0) (= ~a5~0 1) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0)) [2018-11-18 14:45:30,877 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:45:30,877 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:45:30,877 INFO L425 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-11-18 14:45:30,877 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-11-18 14:45:30,877 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a14~0 0) (= ~a19~0 0) (= ~a8~0 0) (= ~a6~0 |old(~a6~0)|) (= ~a5~0 1) (<= ~a3~0 |old(~a3~0)|) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0) (<= |old(~a3~0)| ~a3~0)) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|))) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a5~0)|)) (not (= 1 |old(~a4~0)|))) [2018-11-18 14:45:30,877 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-11-18 14:45:30,877 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-11-18 14:45:30,878 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse4 (= 1 ~a26~0)) (.cse2 (<= ~a27~0 0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a27~0)|)) (and .cse1 (<= 2 ~a3~0)) (and .cse3 .cse1 .cse2) (and .cse3 .cse0 .cse1) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a4~0)|))) (not (= 0 |old(~a19~0)|)) (and .cse1 (= 1 ~a27~0) .cse4) (and .cse1 (and .cse5 .cse4)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 0 |old(~a2~0)|)) (and .cse1 .cse4 .cse2) (and .cse1 (and .cse0 .cse5)))) [2018-11-18 14:45:30,878 INFO L425 ceAbstractionStarter]: For program point L1658-4(lines 1652 1669) no Hoare annotation was computed. [2018-11-18 14:45:30,878 INFO L421 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse4 (= 1 ~a26~0)) (.cse2 (<= ~a27~0 0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a27~0)|)) (and .cse1 (<= 2 ~a3~0)) (and .cse3 .cse1 .cse2) (and .cse3 .cse0 .cse1) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a4~0)|))) (not (= 0 |old(~a19~0)|)) (and .cse1 (= 1 ~a27~0) .cse4) (and .cse1 (and .cse5 .cse4)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 0 |old(~a2~0)|)) (and .cse1 .cse4 .cse2) (and .cse1 (and .cse0 .cse5)))) [2018-11-18 14:45:30,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:45:30 BoogieIcfgContainer [2018-11-18 14:45:30,890 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:45:30,890 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:45:30,890 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:45:30,890 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:45:30,891 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:44:39" (3/4) ... [2018-11-18 14:45:30,894 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:45:30,898 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:45:30,899 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 14:45:30,899 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:45:30,918 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:45:30,920 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:45:30,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((1 == a6 && a5 == \old(a5)) && a27 <= 0) || ((a3 <= 0 && a5 == \old(a5)) && 1 == a26)) || !(1 == \old(a27))) || (a5 == \old(a5) && 2 <= a3)) || ((a3 <= 0 && a5 == \old(a5)) && a27 <= 0)) || ((a3 <= 0 && 1 == a6) && a5 == \old(a5))) || ((!(a12 == 1) && !(a22 == a6)) && a5 == \old(a5))) || ((((((((((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a12))) || !(0 == \old(a25))) || !(0 == \old(a7))) || !(1 == \old(a15))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(1 == \old(a0))) || !(1 == \old(a29))) || !(0 == \old(a8))) || !(0 == \old(a17))) || !(1 == \old(a4))) || !(0 == \old(a19))) || ((a5 == \old(a5) && 1 == a27) && 1 == a26)) || (a5 == \old(a5) && !(a12 == 1) && 1 == a26)) || !(0 == \old(a6))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(1 == \old(a5))) || (a5 == \old(a5) && a3 <= 0 && !(a12 == 1))) || !(0 == \old(a2))) || ((a5 == \old(a5) && 1 == a26) && a27 <= 0)) || (a5 == \old(a5) && 1 == a6 && !(a12 == 1)) [2018-11-18 14:45:31,059 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6c594eed-1e67-4d3c-a0ce-6d598e07d59f/bin-2019/utaipan/witness.graphml [2018-11-18 14:45:31,059 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:45:31,061 INFO L168 Benchmark]: Toolchain (without parser) took 53873.78 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.4 GB). Free memory was 940.9 MB in the beginning and 1.5 GB in the end (delta: -524.9 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-18 14:45:31,062 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:45:31,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.25 ms. Allocated memory is still 1.0 GB. Free memory was 940.9 MB in the beginning and 865.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:45:31,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 865.7 MB in the beginning and 1.2 GB in the end (delta: -315.5 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:45:31,063 INFO L168 Benchmark]: Boogie Preprocessor took 66.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:45:31,063 INFO L168 Benchmark]: RCFGBuilder took 1223.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 924.9 MB in the end (delta: 245.8 MB). Peak memory consumption was 245.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:45:31,063 INFO L168 Benchmark]: TraceAbstraction took 51614.81 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 924.9 MB in the beginning and 1.5 GB in the end (delta: -607.5 MB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-18 14:45:31,063 INFO L168 Benchmark]: Witness Printer took 169.45 ms. Allocated memory is still 4.4 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:45:31,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 689.25 ms. Allocated memory is still 1.0 GB. Free memory was 940.9 MB in the beginning and 865.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 865.7 MB in the beginning and 1.2 GB in the end (delta: -315.5 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1223.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 924.9 MB in the end (delta: 245.8 MB). Peak memory consumption was 245.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 51614.81 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 924.9 MB in the beginning and 1.5 GB in the end (delta: -607.5 MB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 169.45 ms. Allocated memory is still 4.4 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1554]: 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: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((1 == a6 && a5 == \old(a5)) && a27 <= 0) || ((a3 <= 0 && a5 == \old(a5)) && 1 == a26)) || !(1 == \old(a27))) || (a5 == \old(a5) && 2 <= a3)) || ((a3 <= 0 && a5 == \old(a5)) && a27 <= 0)) || ((a3 <= 0 && 1 == a6) && a5 == \old(a5))) || ((!(a12 == 1) && !(a22 == a6)) && a5 == \old(a5))) || ((((((((((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a12))) || !(0 == \old(a25))) || !(0 == \old(a7))) || !(1 == \old(a15))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(1 == \old(a0))) || !(1 == \old(a29))) || !(0 == \old(a8))) || !(0 == \old(a17))) || !(1 == \old(a4))) || !(0 == \old(a19))) || ((a5 == \old(a5) && 1 == a27) && 1 == a26)) || (a5 == \old(a5) && !(a12 == 1) && 1 == a26)) || !(0 == \old(a6))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(1 == \old(a5))) || (a5 == \old(a5) && a3 <= 0 && !(a12 == 1))) || !(0 == \old(a2))) || ((a5 == \old(a5) && 1 == a26) && a27 <= 0)) || (a5 == \old(a5) && 1 == a6 && !(a12 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 312 locations, 1 error locations. SAFE Result, 51.5s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 31.0s AutomataDifference, 0.0s DeadEndRemovalTime, 9.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 3124 SDtfs, 11646 SDslu, 2751 SDs, 0 SdLazy, 19285 SolverSat, 4459 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.8s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 3938 GetRequests, 3787 SyntacticMatches, 12 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34367occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.8s AbstIntTime, 7 AbstIntIterations, 2 AbstIntStrong, 0.9991993756291936 AbsIntWeakeningRatio, 0.24448897795591182 AbsIntAvgWeakeningVarsNumRemoved, 58.9498997995992 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 3113 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 563 PreInvPairs, 905 NumberOfFragments, 1401 HoareAnnotationTreeSize, 563 FomulaSimplifications, 62768 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 58608 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 4533 NumberOfCodeBlocks, 4533 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6145 ConstructedInterpolants, 0 QuantifiedInterpolants, 4663883 SizeOfPredicates, 6 NumberOfNonLiveVariables, 6765 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 3462/3875 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...