./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/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 4752298a89db41e493a78b9f5c4df6fafd791c09 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 21:39:49,137 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:39:49,138 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:39:49,144 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:39:49,144 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:39:49,145 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:39:49,145 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:39:49,147 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:39:49,148 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:39:49,148 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:39:49,149 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:39:49,149 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:39:49,150 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:39:49,150 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:39:49,151 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:39:49,151 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:39:49,152 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:39:49,153 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:39:49,155 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:39:49,156 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:39:49,156 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:39:49,157 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:39:49,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:39:49,159 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:39:49,159 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:39:49,160 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:39:49,161 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:39:49,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:39:49,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:39:49,163 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:39:49,163 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:39:49,164 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:39:49,164 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:39:49,164 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:39:49,165 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:39:49,165 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:39:49,165 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-22 21:39:49,172 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:39:49,172 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:39:49,173 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:39:49,173 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 21:39:49,173 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 21:39:49,173 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 21:39:49,173 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 21:39:49,173 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-22 21:39:49,174 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 21:39:49,174 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 21:39:49,174 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-22 21:39:49,174 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-22 21:39:49,174 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 21:39:49,174 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:39:49,175 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:39:49,175 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 21:39:49,175 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:39:49,175 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:39:49,175 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:39:49,175 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:39:49,175 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:39:49,176 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:39:49,176 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:39:49,176 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:39:49,176 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:39:49,176 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:39:49,176 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 21:39:49,176 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:39:49,176 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 21:39:49,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:39:49,177 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:39:49,177 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:39:49,177 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:39:49,177 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-22 21:39:49,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:39:49,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 21:39:49,177 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 21:39:49,177 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_6565f684-ccae-48c8-93d3-a15e6e9ecad8/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 -> 4752298a89db41e493a78b9f5c4df6fafd791c09 [2018-11-22 21:39:49,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:39:49,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:39:49,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:39:49,210 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:39:49,210 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:39:49,211 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c [2018-11-22 21:39:49,244 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/data/3d2d96cf0/30e6abf0fda04f20b1743ffe7ed909b6/FLAGc48178e56 [2018-11-22 21:39:49,695 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:39:49,695 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c [2018-11-22 21:39:49,706 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/data/3d2d96cf0/30e6abf0fda04f20b1743ffe7ed909b6/FLAGc48178e56 [2018-11-22 21:39:49,714 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/data/3d2d96cf0/30e6abf0fda04f20b1743ffe7ed909b6 [2018-11-22 21:39:49,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:39:49,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:39:49,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:39:49,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:39:49,721 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:39:49,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:39:49" (1/1) ... [2018-11-22 21:39:49,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342d28a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:49, skipping insertion in model container [2018-11-22 21:39:49,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:39:49" (1/1) ... [2018-11-22 21:39:49,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:39:49,768 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:39:50,099 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:39:50,102 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:39:50,220 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:39:50,234 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:39:50,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50 WrapperNode [2018-11-22 21:39:50,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:39:50,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:39:50,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:39:50,236 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:39:50,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:39:50,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:39:50,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:39:50,339 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:39:50,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... [2018-11-22 21:39:50,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:39:50,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:39:50,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:39:50,406 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:39:50,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/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 [2018-11-22 21:39:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 21:39:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 21:39:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 21:39:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 21:39:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 21:39:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:39:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:39:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 21:39:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 21:39:51,925 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:39:51,925 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 21:39:51,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:39:51 BoogieIcfgContainer [2018-11-22 21:39:51,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:39:51,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 21:39:51,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 21:39:51,929 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 21:39:51,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:39:49" (1/3) ... [2018-11-22 21:39:51,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c2ed19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:39:51, skipping insertion in model container [2018-11-22 21:39:51,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:39:50" (2/3) ... [2018-11-22 21:39:51,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c2ed19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:39:51, skipping insertion in model container [2018-11-22 21:39:51,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:39:51" (3/3) ... [2018-11-22 21:39:51,933 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label59_true-unreach-call.c [2018-11-22 21:39:51,941 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 21:39:51,948 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 21:39:51,961 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 21:39:51,989 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 21:39:51,989 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 21:39:51,989 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 21:39:51,989 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 21:39:51,990 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 21:39:51,990 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 21:39:51,990 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 21:39:51,990 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 21:39:52,010 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-11-22 21:39:52,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-22 21:39:52,016 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:39:52,017 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:39:52,019 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:39:52,023 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:39:52,024 INFO L82 PathProgramCache]: Analyzing trace with hash -912328190, now seen corresponding path program 1 times [2018-11-22 21:39:52,026 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:39:52,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:52,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:39:52,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:52,068 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:39:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:39:52,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:39:52,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:39:52,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 21:39:52,281 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:39:52,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 21:39:52,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 21:39:52,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 21:39:52,299 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 3 states. [2018-11-22 21:39:53,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:39:53,172 INFO L93 Difference]: Finished difference Result 782 states and 1375 transitions. [2018-11-22 21:39:53,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 21:39:53,175 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-11-22 21:39:53,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:39:53,186 INFO L225 Difference]: With dead ends: 782 [2018-11-22 21:39:53,186 INFO L226 Difference]: Without dead ends: 488 [2018-11-22 21:39:53,191 INFO L631 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 [2018-11-22 21:39:53,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-11-22 21:39:53,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 480. [2018-11-22 21:39:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2018-11-22 21:39:53,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 839 transitions. [2018-11-22 21:39:53,242 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 839 transitions. Word has length 65 [2018-11-22 21:39:53,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:39:53,242 INFO L480 AbstractCegarLoop]: Abstraction has 480 states and 839 transitions. [2018-11-22 21:39:53,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 21:39:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 839 transitions. [2018-11-22 21:39:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 21:39:53,247 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:39:53,248 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-22 21:39:53,248 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:39:53,248 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:39:53,248 INFO L82 PathProgramCache]: Analyzing trace with hash -588923191, now seen corresponding path program 1 times [2018-11-22 21:39:53,249 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:39:53,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:53,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:39:53,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:53,250 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:39:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:39:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:39:53,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:39:53,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 21:39:53,393 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:39:53,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 21:39:53,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 21:39:53,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-22 21:39:53,395 INFO L87 Difference]: Start difference. First operand 480 states and 839 transitions. Second operand 6 states. [2018-11-22 21:39:54,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:39:54,934 INFO L93 Difference]: Finished difference Result 1754 states and 3201 transitions. [2018-11-22 21:39:54,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-22 21:39:54,935 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-11-22 21:39:54,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:39:54,943 INFO L225 Difference]: With dead ends: 1754 [2018-11-22 21:39:54,943 INFO L226 Difference]: Without dead ends: 1280 [2018-11-22 21:39:54,947 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-22 21:39:54,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. [2018-11-22 21:39:54,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1280 to 1248. [2018-11-22 21:39:54,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1248 states. [2018-11-22 21:39:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1984 transitions. [2018-11-22 21:39:54,989 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1984 transitions. Word has length 134 [2018-11-22 21:39:54,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:39:54,990 INFO L480 AbstractCegarLoop]: Abstraction has 1248 states and 1984 transitions. [2018-11-22 21:39:54,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 21:39:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1984 transitions. [2018-11-22 21:39:54,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-22 21:39:54,993 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:39:54,994 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-22 21:39:54,994 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:39:54,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:39:54,994 INFO L82 PathProgramCache]: Analyzing trace with hash 578512354, now seen corresponding path program 1 times [2018-11-22 21:39:54,994 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:39:54,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:54,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:39:54,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:54,995 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:39:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:39:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:39:55,137 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:39:55,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 21:39:55,137 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:39:55,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 21:39:55,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 21:39:55,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 21:39:55,138 INFO L87 Difference]: Start difference. First operand 1248 states and 1984 transitions. Second operand 6 states. [2018-11-22 21:39:56,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:39:56,415 INFO L93 Difference]: Finished difference Result 3455 states and 5559 transitions. [2018-11-22 21:39:56,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 21:39:56,416 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2018-11-22 21:39:56,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:39:56,425 INFO L225 Difference]: With dead ends: 3455 [2018-11-22 21:39:56,425 INFO L226 Difference]: Without dead ends: 2213 [2018-11-22 21:39:56,430 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-22 21:39:56,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2018-11-22 21:39:56,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2189. [2018-11-22 21:39:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2189 states. [2018-11-22 21:39:56,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 2189 states and 3221 transitions. [2018-11-22 21:39:56,476 INFO L78 Accepts]: Start accepts. Automaton has 2189 states and 3221 transitions. Word has length 137 [2018-11-22 21:39:56,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:39:56,477 INFO L480 AbstractCegarLoop]: Abstraction has 2189 states and 3221 transitions. [2018-11-22 21:39:56,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 21:39:56,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 3221 transitions. [2018-11-22 21:39:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-22 21:39:56,479 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:39:56,479 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:39:56,479 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:39:56,479 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:39:56,480 INFO L82 PathProgramCache]: Analyzing trace with hash -2098670063, now seen corresponding path program 1 times [2018-11-22 21:39:56,480 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:39:56,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:56,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:39:56,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:56,481 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:39:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:39:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:39:56,665 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:39:56,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 21:39:56,665 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:39:56,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 21:39:56,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 21:39:56,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-22 21:39:56,666 INFO L87 Difference]: Start difference. First operand 2189 states and 3221 transitions. Second operand 7 states. [2018-11-22 21:39:59,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:39:59,117 INFO L93 Difference]: Finished difference Result 5907 states and 8974 transitions. [2018-11-22 21:39:59,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-22 21:39:59,118 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 138 [2018-11-22 21:39:59,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:39:59,134 INFO L225 Difference]: With dead ends: 5907 [2018-11-22 21:39:59,134 INFO L226 Difference]: Without dead ends: 3724 [2018-11-22 21:39:59,144 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-22 21:39:59,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3724 states. [2018-11-22 21:39:59,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3724 to 3555. [2018-11-22 21:39:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3555 states. [2018-11-22 21:39:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 4985 transitions. [2018-11-22 21:39:59,226 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 4985 transitions. Word has length 138 [2018-11-22 21:39:59,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:39:59,226 INFO L480 AbstractCegarLoop]: Abstraction has 3555 states and 4985 transitions. [2018-11-22 21:39:59,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 21:39:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 4985 transitions. [2018-11-22 21:39:59,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-22 21:39:59,229 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:39:59,230 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-22 21:39:59,230 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:39:59,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:39:59,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1755774456, now seen corresponding path program 1 times [2018-11-22 21:39:59,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:39:59,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:59,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:39:59,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:59,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:39:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:39:59,313 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:39:59,314 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:39:59,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 21:39:59,314 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:39:59,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 21:39:59,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 21:39:59,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 21:39:59,315 INFO L87 Difference]: Start difference. First operand 3555 states and 4985 transitions. Second operand 3 states. [2018-11-22 21:39:59,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:39:59,802 INFO L93 Difference]: Finished difference Result 8022 states and 11679 transitions. [2018-11-22 21:39:59,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 21:39:59,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 196 [2018-11-22 21:39:59,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:39:59,816 INFO L225 Difference]: With dead ends: 8022 [2018-11-22 21:39:59,816 INFO L226 Difference]: Without dead ends: 4473 [2018-11-22 21:39:59,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 21:39:59,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4473 states. [2018-11-22 21:39:59,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4473 to 4412. [2018-11-22 21:39:59,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4412 states. [2018-11-22 21:39:59,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 4412 states and 5860 transitions. [2018-11-22 21:39:59,906 INFO L78 Accepts]: Start accepts. Automaton has 4412 states and 5860 transitions. Word has length 196 [2018-11-22 21:39:59,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:39:59,906 INFO L480 AbstractCegarLoop]: Abstraction has 4412 states and 5860 transitions. [2018-11-22 21:39:59,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 21:39:59,906 INFO L276 IsEmpty]: Start isEmpty. Operand 4412 states and 5860 transitions. [2018-11-22 21:39:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-22 21:39:59,909 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:39:59,910 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:39:59,910 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:39:59,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:39:59,910 INFO L82 PathProgramCache]: Analyzing trace with hash -2033318321, now seen corresponding path program 1 times [2018-11-22 21:39:59,910 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:39:59,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:59,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:39:59,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:39:59,911 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:39:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:40:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:40:00,118 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 21:40:00,118 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 21:40:00,119 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 213 with the following transitions: [2018-11-22 21:40:00,121 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [429], [431], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-22 21:40:00,157 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 21:40:00,157 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 21:40:00,734 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-22 21:40:00,735 INFO L272 AbstractInterpreter]: Visited 155 different actions 303 times. Merged at 4 different actions 4 times. Never widened. Performed 4021 root evaluator evaluations with a maximum evaluation depth of 8. Performed 4021 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-22 21:40:00,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:40:00,760 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-22 21:40:00,760 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 21:40:00,760 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/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 [2018-11-22 21:40:00,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:40:00,771 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-22 21:40:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:40:00,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:40:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:40:03,514 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-22 21:40:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:40:03,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-22 21:40:03,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 9 [2018-11-22 21:40:03,631 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:40:03,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 21:40:03,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 21:40:03,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=47, Unknown=2, NotChecked=0, Total=72 [2018-11-22 21:40:03,632 INFO L87 Difference]: Start difference. First operand 4412 states and 5860 transitions. Second operand 3 states. [2018-11-22 21:40:04,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:40:04,402 INFO L93 Difference]: Finished difference Result 10030 states and 13926 transitions. [2018-11-22 21:40:04,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 21:40:04,402 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2018-11-22 21:40:04,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:40:04,418 INFO L225 Difference]: With dead ends: 10030 [2018-11-22 21:40:04,418 INFO L226 Difference]: Without dead ends: 5624 [2018-11-22 21:40:04,429 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 422 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=23, Invalid=47, Unknown=2, NotChecked=0, Total=72 [2018-11-22 21:40:04,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5624 states. [2018-11-22 21:40:04,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5624 to 5582. [2018-11-22 21:40:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5582 states. [2018-11-22 21:40:04,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5582 states to 5582 states and 7740 transitions. [2018-11-22 21:40:04,495 INFO L78 Accepts]: Start accepts. Automaton has 5582 states and 7740 transitions. Word has length 212 [2018-11-22 21:40:04,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:40:04,496 INFO L480 AbstractCegarLoop]: Abstraction has 5582 states and 7740 transitions. [2018-11-22 21:40:04,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 21:40:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 5582 states and 7740 transitions. [2018-11-22 21:40:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-22 21:40:04,501 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:40:04,501 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:40:04,501 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:40:04,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:40:04,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1831339210, now seen corresponding path program 1 times [2018-11-22 21:40:04,502 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:40:04,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:40:04,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:40:04,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:40:04,503 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:40:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:40:04,641 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 210 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:40:04,641 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 21:40:04,642 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 21:40:04,642 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 293 with the following transitions: [2018-11-22 21:40:04,642 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [429], [431], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [602], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-22 21:40:04,646 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 21:40:04,646 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 21:40:05,022 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-22 21:40:05,022 INFO L272 AbstractInterpreter]: Visited 139 different actions 404 times. Merged at 4 different actions 7 times. Never widened. Performed 5632 root evaluator evaluations with a maximum evaluation depth of 14. Performed 5632 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-22 21:40:05,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:40:05,027 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-22 21:40:05,393 INFO L227 lantSequenceWeakener]: Weakened 289 states. On average, predicates are now at 75.54% of their original sizes. [2018-11-22 21:40:05,393 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-22 21:40:05,469 INFO L415 sIntCurrentIteration]: We unified 291 AI predicates to 291 [2018-11-22 21:40:05,470 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-22 21:40:05,470 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 21:40:05,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2018-11-22 21:40:05,470 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:40:05,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-22 21:40:05,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-22 21:40:05,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-11-22 21:40:05,471 INFO L87 Difference]: Start difference. First operand 5582 states and 7740 transitions. Second operand 12 states. [2018-11-22 21:41:54,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:41:54,063 INFO L93 Difference]: Finished difference Result 15529 states and 21833 transitions. [2018-11-22 21:41:54,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-22 21:41:54,063 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 292 [2018-11-22 21:41:54,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:41:54,092 INFO L225 Difference]: With dead ends: 15529 [2018-11-22 21:41:54,092 INFO L226 Difference]: Without dead ends: 9953 [2018-11-22 21:41:54,106 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 307 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=163, Invalid=593, Unknown=0, NotChecked=0, Total=756 [2018-11-22 21:41:54,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9953 states. [2018-11-22 21:41:54,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9953 to 9929. [2018-11-22 21:41:54,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9929 states. [2018-11-22 21:41:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9929 states to 9929 states and 13612 transitions. [2018-11-22 21:41:54,272 INFO L78 Accepts]: Start accepts. Automaton has 9929 states and 13612 transitions. Word has length 292 [2018-11-22 21:41:54,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:41:54,272 INFO L480 AbstractCegarLoop]: Abstraction has 9929 states and 13612 transitions. [2018-11-22 21:41:54,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-22 21:41:54,273 INFO L276 IsEmpty]: Start isEmpty. Operand 9929 states and 13612 transitions. [2018-11-22 21:41:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-22 21:41:54,282 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:41:54,282 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:41:54,282 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:41:54,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:41:54,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1560012893, now seen corresponding path program 1 times [2018-11-22 21:41:54,283 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:41:54,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:41:54,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:41:54,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:41:54,284 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:41:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:41:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-22 21:41:54,429 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:41:54,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-22 21:41:54,429 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:41:54,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-22 21:41:54,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-22 21:41:54,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-22 21:41:54,430 INFO L87 Difference]: Start difference. First operand 9929 states and 13612 transitions. Second operand 4 states. [2018-11-22 21:41:55,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:41:55,393 INFO L93 Difference]: Finished difference Result 23484 states and 33281 transitions. [2018-11-22 21:41:55,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 21:41:55,394 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 298 [2018-11-22 21:41:55,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:41:55,394 INFO L225 Difference]: With dead ends: 23484 [2018-11-22 21:41:55,394 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 21:41:55,438 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-22 21:41:55,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 21:41:55,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 21:41:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 21:41:55,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 21:41:55,439 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 298 [2018-11-22 21:41:55,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:41:55,439 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 21:41:55,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-22 21:41:55,439 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 21:41:55,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 21:41:55,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 21:41:55,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:41:55,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:41:55,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:41:55,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:41:55,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:41:56,136 WARN L180 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 66 [2018-11-22 21:41:56,253 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= |old(~a25~0)| ~a25~0)) [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,254 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,255 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-22 21:41:56,256 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,257 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-22 21:41:56,258 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,259 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-22 21:41:56,260 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,261 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse15 (= ~a4~0 1)) (.cse16 (= ~a29~0 |old(~a29~0)|)) (.cse17 (= ~a23~0 |old(~a23~0)|)) (.cse18 (= |old(~a25~0)| ~a25~0))) (let ((.cse7 (= |calculate_output_#in~input| 0)) (.cse8 (not (= 12 |old(~a25~0)|))) (.cse9 (not (= (mod |old(~a29~0)| 5) 0))) (.cse10 (not (= 15 ~a8~0))) (.cse11 (not (= 1 ~a3~0))) (.cse6 (= ~a4~0 0)) (.cse12 (not (= 0 (mod |old(~a23~0)| 12)))) (.cse13 (not (= 0 |old(~a4~0)|))) (.cse0 (and .cse16 .cse17 .cse18)) (.cse2 (= 13 |old(~a25~0)|)) (.cse3 (= 9 |old(~a25~0)|)) (.cse14 (< 306 |old(~a23~0)|)) (.cse1 (<= |old(~a29~0)| 140)) (.cse4 (and .cse16 .cse17 .cse15 .cse18)) (.cse5 (not (= 1 |old(~a4~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3) (or .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (< 0 (+ |old(~a23~0)| 43)) .cse12 .cse13) (or .cse14 .cse0) (or .cse7 .cse8 .cse9 .cse10 .cse11 .cse1 .cse6 .cse12 .cse13) (or .cse0 .cse2 (< 130 |old(~a29~0)|) .cse3) (or .cse15 .cse5 .cse14) (or .cse1 .cse4 .cse5)))) [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-22 21:41:56,262 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,263 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,264 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,265 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-22 21:41:56,266 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-22 21:41:56,267 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,268 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-22 21:41:56,269 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,270 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,271 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,272 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,273 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-22 21:41:56,273 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:41:56,273 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= ~a4~0 1) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-22 21:41:56,273 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:41:56,273 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:41:56,273 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 1) (= ~a25~0 10) (= ~a23~0 312))) [2018-11-22 21:41:56,273 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-22 21:41:56,273 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse1 (= ~a4~0 1)) (.cse2 (not (= ~a25~0 9))) (.cse0 (< 140 ~a29~0)) (.cse3 (not (= ~a25~0 13)))) (or (not (= 10 |old(~a25~0)|)) (<= ~a23~0 306) (and .cse0 .cse1) (and .cse2 .cse3 (<= ~a29~0 130)) (and .cse2 .cse1) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (and .cse2 .cse0 .cse3) (not (= 130 |old(~a29~0)|)))) [2018-11-22 21:41:56,273 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-22 21:41:56,273 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-22 21:41:56,274 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse1 (= ~a4~0 1)) (.cse2 (not (= ~a25~0 9))) (.cse0 (< 140 ~a29~0)) (.cse3 (not (= ~a25~0 13)))) (or (not (= 10 |old(~a25~0)|)) (<= ~a23~0 306) (and .cse0 .cse1) (and .cse2 .cse3 (<= ~a29~0 130)) (and .cse2 .cse1) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (and .cse2 .cse0 .cse3) (not (= 130 |old(~a29~0)|)))) [2018-11-22 21:41:56,274 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-11-22 21:41:56,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:41:56 BoogieIcfgContainer [2018-11-22 21:41:56,282 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 21:41:56,282 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:41:56,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:41:56,282 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:41:56,283 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:39:51" (3/4) ... [2018-11-22 21:41:56,285 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 21:41:56,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 21:41:56,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 21:41:56,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 21:41:56,304 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 21:41:56,305 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 21:41:56,325 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(10 == \old(a25)) || a23 <= 306) || (140 < a29 && a4 == 1)) || ((!(a25 == 9) && !(a25 == 13)) && a29 <= 130)) || (!(a25 == 9) && a4 == 1)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || ((!(a25 == 9) && 140 < a29) && !(a25 == 13))) || !(130 == \old(a29)) [2018-11-22 21:41:56,410 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6565f684-ccae-48c8-93d3-a15e6e9ecad8/bin-2019/utaipan/witness.graphml [2018-11-22 21:41:56,410 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:41:56,411 INFO L168 Benchmark]: Toolchain (without parser) took 126694.12 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 952.3 MB in the beginning and 1.0 GB in the end (delta: -90.4 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-22 21:41:56,411 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:41:56,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.33 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 898.6 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-22 21:41:56,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 898.6 MB in the beginning and 1.1 GB in the end (delta: -233.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-11-22 21:41:56,412 INFO L168 Benchmark]: Boogie Preprocessor took 67.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-22 21:41:56,412 INFO L168 Benchmark]: RCFGBuilder took 1520.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 950.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 11.5 GB. [2018-11-22 21:41:56,412 INFO L168 Benchmark]: TraceAbstraction took 124355.32 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 950.2 MB in the beginning and 1.0 GB in the end (delta: -92.5 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-22 21:41:56,413 INFO L168 Benchmark]: Witness Printer took 128.17 ms. Allocated memory is still 4.9 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:41:56,414 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 517.33 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 898.6 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 898.6 MB in the beginning and 1.1 GB in the end (delta: -233.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1520.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 950.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 124355.32 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 950.2 MB in the beginning and 1.0 GB in the end (delta: -92.5 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 128.17 ms. Allocated memory is still 4.9 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((((!(10 == \old(a25)) || a23 <= 306) || (140 < a29 && a4 == 1)) || ((!(a25 == 9) && !(a25 == 13)) && a29 <= 130)) || (!(a25 == 9) && a4 == 1)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || ((!(a25 == 9) && 140 < a29) && !(a25 == 13))) || !(130 == \old(a29)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 124.2s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 117.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1858 SDtfs, 6697 SDslu, 1726 SDs, 0 SdLazy, 12240 SolverSat, 2357 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 76.6s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 786 GetRequests, 718 SyntacticMatches, 6 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9929occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.0s AbstIntTime, 2 AbstIntIterations, 1 AbstIntStrong, 0.9976627151810177 AbsIntWeakeningRatio, 0.09965635738831616 AbsIntAvgWeakeningVarsNumRemoved, 18.460481099656356 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 360 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 143 PreInvPairs, 251 NumberOfFragments, 395 HoareAnnotationTreeSize, 143 FomulaSimplifications, 5710 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2759 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1684 NumberOfCodeBlocks, 1684 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1886 ConstructedInterpolants, 2 QuantifiedInterpolants, 1157395 SizeOfPredicates, 3 NumberOfNonLiveVariables, 373 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 724/836 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...