./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label55_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_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label55_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/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 f417b30da230c23217314c0e4434de7c96a84d62 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:05:14,239 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:05:14,240 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:05:14,247 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:05:14,248 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:05:14,248 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:05:14,249 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:05:14,250 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:05:14,251 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:05:14,252 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:05:14,252 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:05:14,252 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:05:14,253 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:05:14,253 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:05:14,254 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:05:14,255 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:05:14,256 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:05:14,257 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:05:14,258 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:05:14,259 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:05:14,260 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:05:14,261 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:05:14,262 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:05:14,263 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:05:14,263 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:05:14,264 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:05:14,264 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:05:14,265 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:05:14,265 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:05:14,266 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:05:14,266 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:05:14,267 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:05:14,267 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:05:14,267 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:05:14,268 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:05:14,268 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:05:14,268 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 07:05:14,279 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:05:14,279 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:05:14,280 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 07:05:14,280 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 07:05:14,280 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 07:05:14,281 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:05:14,281 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:05:14,281 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:05:14,281 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:05:14,282 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:05:14,283 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:05:14,283 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:05:14,283 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 07:05:14,284 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_2e49e9de-dc36-4307-93f9-b5b61d4b805d/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 -> f417b30da230c23217314c0e4434de7c96a84d62 [2018-11-23 07:05:14,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:05:14,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:05:14,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:05:14,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:05:14,318 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:05:14,318 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label55_true-unreach-call.c [2018-11-23 07:05:14,355 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/data/09878b7f1/ced4cfed5be14a3faf53afda93f5b366/FLAGed16e5c16 [2018-11-23 07:05:14,882 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:05:14,883 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/sv-benchmarks/c/eca-rers2012/Problem16_label55_true-unreach-call.c [2018-11-23 07:05:14,895 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/data/09878b7f1/ced4cfed5be14a3faf53afda93f5b366/FLAGed16e5c16 [2018-11-23 07:05:15,335 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/data/09878b7f1/ced4cfed5be14a3faf53afda93f5b366 [2018-11-23 07:05:15,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:05:15,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:05:15,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:05:15,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:05:15,342 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:05:15,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:05:15" (1/1) ... [2018-11-23 07:05:15,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d77855b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:15, skipping insertion in model container [2018-11-23 07:05:15,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:05:15" (1/1) ... [2018-11-23 07:05:15,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:05:15,410 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:05:15,835 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:05:15,838 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:05:16,037 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:05:16,051 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:05:16,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16 WrapperNode [2018-11-23 07:05:16,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:05:16,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:05:16,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:05:16,052 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:05:16,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:05:16,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:05:16,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:05:16,152 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:05:16,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... [2018-11-23 07:05:16,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:05:16,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:05:16,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:05:16,235 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:05:16,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:05:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:05:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 07:05:16,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 07:05:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 07:05:16,283 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 07:05:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 07:05:16,283 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 07:05:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:05:16,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:05:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 07:05:16,283 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 07:05:17,776 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:05:17,776 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 07:05:17,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:05:17 BoogieIcfgContainer [2018-11-23 07:05:17,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:05:17,777 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 07:05:17,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 07:05:17,779 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 07:05:17,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:05:15" (1/3) ... [2018-11-23 07:05:17,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c135db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:05:17, skipping insertion in model container [2018-11-23 07:05:17,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:05:16" (2/3) ... [2018-11-23 07:05:17,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c135db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:05:17, skipping insertion in model container [2018-11-23 07:05:17,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:05:17" (3/3) ... [2018-11-23 07:05:17,781 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label55_true-unreach-call.c [2018-11-23 07:05:17,788 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 07:05:17,794 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 07:05:17,821 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 07:05:17,845 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 07:05:17,846 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 07:05:17,846 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 07:05:17,846 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:05:17,846 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:05:17,847 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 07:05:17,847 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:05:17,847 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 07:05:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 07:05:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 07:05:17,876 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:05:17,877 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] [2018-11-23 07:05:17,878 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:05:17,882 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:05:17,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1859248590, now seen corresponding path program 1 times [2018-11-23 07:05:17,884 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:05:17,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:05:17,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:05:17,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:05:17,915 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:05:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:05:18,105 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:05:18,105 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:05:18,106 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:05:18,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 07:05:18,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:05:18,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:05:18,119 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-11-23 07:05:19,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:05:19,306 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-11-23 07:05:19,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 07:05:19,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2018-11-23 07:05:19,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:05:19,321 INFO L225 Difference]: With dead ends: 1153 [2018-11-23 07:05:19,321 INFO L226 Difference]: Without dead ends: 742 [2018-11-23 07:05:19,327 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 [2018-11-23 07:05:19,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2018-11-23 07:05:19,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2018-11-23 07:05:19,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 07:05:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1351 transitions. [2018-11-23 07:05:19,393 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1351 transitions. Word has length 63 [2018-11-23 07:05:19,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:05:19,394 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1351 transitions. [2018-11-23 07:05:19,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 07:05:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1351 transitions. [2018-11-23 07:05:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:05:19,399 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:05:19,399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:05:19,399 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:05:19,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:05:19,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1824970078, now seen corresponding path program 1 times [2018-11-23 07:05:19,400 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:05:19,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:05:19,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:05:19,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:05:19,401 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:05:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:05:19,582 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:05:19,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:05:19,582 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:05:19,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:05:19,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:05:19,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:05:19,584 INFO L87 Difference]: Start difference. First operand 742 states and 1351 transitions. Second operand 6 states. [2018-11-23 07:05:21,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:05:21,876 INFO L93 Difference]: Finished difference Result 2177 states and 3990 transitions. [2018-11-23 07:05:21,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:05:21,876 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-11-23 07:05:21,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:05:21,885 INFO L225 Difference]: With dead ends: 2177 [2018-11-23 07:05:21,885 INFO L226 Difference]: Without dead ends: 1441 [2018-11-23 07:05:21,889 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:05:21,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1441 states. [2018-11-23 07:05:21,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1441 to 1422. [2018-11-23 07:05:21,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1422 states. [2018-11-23 07:05:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2264 transitions. [2018-11-23 07:05:21,931 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2264 transitions. Word has length 155 [2018-11-23 07:05:21,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:05:21,931 INFO L480 AbstractCegarLoop]: Abstraction has 1422 states and 2264 transitions. [2018-11-23 07:05:21,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:05:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2264 transitions. [2018-11-23 07:05:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 07:05:21,937 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:05:21,937 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 07:05:21,937 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:05:21,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:05:21,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1909961266, now seen corresponding path program 1 times [2018-11-23 07:05:21,938 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:05:21,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:05:21,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:05:21,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:05:21,939 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:05:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:22,097 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 112 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:05:22,097 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:05:22,098 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:05:22,098 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 266 with the following transitions: [2018-11-23 07:05:22,099 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:05:22,129 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:05:22,129 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:05:22,423 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:05:22,424 INFO L272 AbstractInterpreter]: Visited 115 different actions 115 times. Never merged. Never widened. Performed 1036 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1036 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 07:05:22,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:05:22,441 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:05:22,847 INFO L227 lantSequenceWeakener]: Weakened 256 states. On average, predicates are now at 78.08% of their original sizes. [2018-11-23 07:05:22,847 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:05:22,903 INFO L415 sIntCurrentIteration]: We unified 264 AI predicates to 264 [2018-11-23 07:05:22,903 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:05:22,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:05:22,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 07:05:22,905 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:05:22,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:05:22,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:05:22,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:05:22,906 INFO L87 Difference]: Start difference. First operand 1422 states and 2264 transitions. Second operand 6 states. [2018-11-23 07:06:25,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:06:25,446 INFO L93 Difference]: Finished difference Result 3176 states and 5080 transitions. [2018-11-23 07:06:25,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 07:06:25,446 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 265 [2018-11-23 07:06:25,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:06:25,453 INFO L225 Difference]: With dead ends: 3176 [2018-11-23 07:06:25,453 INFO L226 Difference]: Without dead ends: 1760 [2018-11-23 07:06:25,456 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 265 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:06:25,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1760 states. [2018-11-23 07:06:25,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1760 to 1759. [2018-11-23 07:06:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1759 states. [2018-11-23 07:06:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1759 states and 2608 transitions. [2018-11-23 07:06:25,495 INFO L78 Accepts]: Start accepts. Automaton has 1759 states and 2608 transitions. Word has length 265 [2018-11-23 07:06:25,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:06:25,496 INFO L480 AbstractCegarLoop]: Abstraction has 1759 states and 2608 transitions. [2018-11-23 07:06:25,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:06:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2608 transitions. [2018-11-23 07:06:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-11-23 07:06:25,502 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:06:25,502 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 07:06:25,502 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:06:25,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:06:25,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1227934855, now seen corresponding path program 1 times [2018-11-23 07:06:25,503 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:06:25,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:06:25,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:06:25,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:06:25,504 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:06:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 173 proven. 197 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 07:06:25,709 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:06:25,709 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:06:25,709 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 357 with the following transitions: [2018-11-23 07:06:25,709 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:06:25,713 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:06:25,713 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:06:25,865 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:06:25,866 INFO L272 AbstractInterpreter]: Visited 119 different actions 344 times. Merged at 4 different actions 7 times. Never widened. Performed 3343 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3343 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 07:06:25,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:06:25,880 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:06:26,118 INFO L227 lantSequenceWeakener]: Weakened 353 states. On average, predicates are now at 80.63% of their original sizes. [2018-11-23 07:06:26,118 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:06:26,173 INFO L415 sIntCurrentIteration]: We unified 355 AI predicates to 355 [2018-11-23 07:06:26,174 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:06:26,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:06:26,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 07:06:26,174 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:06:26,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 07:06:26,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 07:06:26,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 07:06:26,175 INFO L87 Difference]: Start difference. First operand 1759 states and 2608 transitions. Second operand 10 states. [2018-11-23 07:07:50,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:07:50,654 INFO L93 Difference]: Finished difference Result 5949 states and 9396 transitions. [2018-11-23 07:07:50,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 07:07:50,654 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 356 [2018-11-23 07:07:50,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:07:50,664 INFO L225 Difference]: With dead ends: 5949 [2018-11-23 07:07:50,665 INFO L226 Difference]: Without dead ends: 4533 [2018-11-23 07:07:50,668 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 365 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 07:07:50,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4533 states. [2018-11-23 07:07:50,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4533 to 4514. [2018-11-23 07:07:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4514 states. [2018-11-23 07:07:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 4514 states and 5602 transitions. [2018-11-23 07:07:50,727 INFO L78 Accepts]: Start accepts. Automaton has 4514 states and 5602 transitions. Word has length 356 [2018-11-23 07:07:50,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:07:50,728 INFO L480 AbstractCegarLoop]: Abstraction has 4514 states and 5602 transitions. [2018-11-23 07:07:50,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 07:07:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 4514 states and 5602 transitions. [2018-11-23 07:07:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2018-11-23 07:07:50,735 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:07:50,735 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:07:50,736 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:07:50,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:07:50,736 INFO L82 PathProgramCache]: Analyzing trace with hash 355113774, now seen corresponding path program 1 times [2018-11-23 07:07:50,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:07:50,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:07:50,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:07:50,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:07:50,737 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:07:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 173 proven. 235 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 07:07:50,985 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:07:50,986 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:07:50,986 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 514 with the following transitions: [2018-11-23 07:07:50,986 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:07:50,992 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:07:50,992 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:07:51,138 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:07:51,138 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5185 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5185 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 07:07:51,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:07:51,152 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:07:51,395 INFO L227 lantSequenceWeakener]: Weakened 510 states. On average, predicates are now at 77.71% of their original sizes. [2018-11-23 07:07:51,395 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:07:51,453 INFO L415 sIntCurrentIteration]: We unified 512 AI predicates to 512 [2018-11-23 07:07:51,453 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:07:51,454 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:07:51,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 07:07:51,454 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:07:51,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 07:07:51,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 07:07:51,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 07:07:51,455 INFO L87 Difference]: Start difference. First operand 4514 states and 5602 transitions. Second operand 10 states. [2018-11-23 07:08:33,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:08:33,659 INFO L93 Difference]: Finished difference Result 9026 states and 11422 transitions. [2018-11-23 07:08:33,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 07:08:33,659 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 513 [2018-11-23 07:08:33,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:08:33,671 INFO L225 Difference]: With dead ends: 9026 [2018-11-23 07:08:33,672 INFO L226 Difference]: Without dead ends: 4855 [2018-11-23 07:08:33,680 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 520 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-23 07:08:33,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4855 states. [2018-11-23 07:08:33,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4855 to 4853. [2018-11-23 07:08:33,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4853 states. [2018-11-23 07:08:33,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 4853 states and 5957 transitions. [2018-11-23 07:08:33,760 INFO L78 Accepts]: Start accepts. Automaton has 4853 states and 5957 transitions. Word has length 513 [2018-11-23 07:08:33,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:08:33,761 INFO L480 AbstractCegarLoop]: Abstraction has 4853 states and 5957 transitions. [2018-11-23 07:08:33,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 07:08:33,761 INFO L276 IsEmpty]: Start isEmpty. Operand 4853 states and 5957 transitions. [2018-11-23 07:08:33,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2018-11-23 07:08:33,777 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:08:33,778 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:08:33,778 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:08:33,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:08:33,778 INFO L82 PathProgramCache]: Analyzing trace with hash 923583207, now seen corresponding path program 1 times [2018-11-23 07:08:33,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:08:33,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:08:33,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:08:33,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:08:33,779 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:08:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:08:34,723 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 321 proven. 209 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-11-23 07:08:34,724 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:08:34,724 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:08:34,724 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 605 with the following transitions: [2018-11-23 07:08:34,724 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:08:34,727 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:08:34,727 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:08:35,057 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:08:35,057 INFO L272 AbstractInterpreter]: Visited 250 different actions 988 times. Merged at 6 different actions 21 times. Never widened. Performed 11752 root evaluator evaluations with a maximum evaluation depth of 17. Performed 11752 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 5 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 07:08:35,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:08:35,061 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:08:35,061 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:08:35,061 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:08:35,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:08:35,068 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:08:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:08:35,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:08:35,507 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 592 proven. 2 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-11-23 07:08:35,507 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:08:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 321 proven. 209 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-11-23 07:08:35,817 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:08:35,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-11-23 07:08:35,818 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:08:35,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 07:08:35,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 07:08:35,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-11-23 07:08:35,819 INFO L87 Difference]: Start difference. First operand 4853 states and 5957 transitions. Second operand 15 states. [2018-11-23 07:08:42,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:08:42,010 INFO L93 Difference]: Finished difference Result 12161 states and 15227 transitions. [2018-11-23 07:08:42,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-23 07:08:42,010 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 604 [2018-11-23 07:08:42,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:08:42,018 INFO L225 Difference]: With dead ends: 12161 [2018-11-23 07:08:42,018 INFO L226 Difference]: Without dead ends: 5533 [2018-11-23 07:08:42,034 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1296 GetRequests, 1238 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1017 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=778, Invalid=2762, Unknown=0, NotChecked=0, Total=3540 [2018-11-23 07:08:42,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5533 states. [2018-11-23 07:08:42,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5533 to 5285. [2018-11-23 07:08:42,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5285 states. [2018-11-23 07:08:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 5285 states and 5877 transitions. [2018-11-23 07:08:42,117 INFO L78 Accepts]: Start accepts. Automaton has 5285 states and 5877 transitions. Word has length 604 [2018-11-23 07:08:42,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:08:42,118 INFO L480 AbstractCegarLoop]: Abstraction has 5285 states and 5877 transitions. [2018-11-23 07:08:42,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 07:08:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 5285 states and 5877 transitions. [2018-11-23 07:08:42,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2018-11-23 07:08:42,128 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:08:42,129 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:08:42,129 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:08:42,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:08:42,129 INFO L82 PathProgramCache]: Analyzing trace with hash 2035954771, now seen corresponding path program 1 times [2018-11-23 07:08:42,129 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:08:42,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:08:42,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:08:42,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:08:42,130 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:08:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:08:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 298 proven. 679 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2018-11-23 07:08:42,587 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:08:42,587 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:08:42,588 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 737 with the following transitions: [2018-11-23 07:08:42,588 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:08:42,591 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:08:42,591 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:08:42,842 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:08:42,842 INFO L272 AbstractInterpreter]: Visited 258 different actions 766 times. Merged at 6 different actions 12 times. Never widened. Performed 8980 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8980 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 07:08:42,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:08:42,849 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:08:43,226 INFO L227 lantSequenceWeakener]: Weakened 733 states. On average, predicates are now at 80.38% of their original sizes. [2018-11-23 07:08:43,226 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:08:43,268 INFO L415 sIntCurrentIteration]: We unified 735 AI predicates to 735 [2018-11-23 07:08:43,268 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:08:43,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:08:43,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 07:08:43,269 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:08:43,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 07:08:43,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 07:08:43,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:08:43,270 INFO L87 Difference]: Start difference. First operand 5285 states and 5877 transitions. Second operand 9 states. [2018-11-23 07:08:58,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:08:58,719 INFO L93 Difference]: Finished difference Result 11092 states and 12440 transitions. [2018-11-23 07:08:58,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 07:08:58,719 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 736 [2018-11-23 07:08:58,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:08:58,728 INFO L225 Difference]: With dead ends: 11092 [2018-11-23 07:08:58,728 INFO L226 Difference]: Without dead ends: 6489 [2018-11-23 07:08:58,733 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 742 GetRequests, 728 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 07:08:58,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6489 states. [2018-11-23 07:08:58,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6489 to 6467. [2018-11-23 07:08:58,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6467 states. [2018-11-23 07:08:58,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6467 states to 6467 states and 7075 transitions. [2018-11-23 07:08:58,801 INFO L78 Accepts]: Start accepts. Automaton has 6467 states and 7075 transitions. Word has length 736 [2018-11-23 07:08:58,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:08:58,802 INFO L480 AbstractCegarLoop]: Abstraction has 6467 states and 7075 transitions. [2018-11-23 07:08:58,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 07:08:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 6467 states and 7075 transitions. [2018-11-23 07:08:58,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2018-11-23 07:08:58,808 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:08:58,809 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:08:58,809 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:08:58,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:08:58,810 INFO L82 PathProgramCache]: Analyzing trace with hash 884657495, now seen corresponding path program 1 times [2018-11-23 07:08:58,811 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:08:58,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:08:58,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:08:58,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:08:58,812 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:08:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:08:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 527 proven. 497 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-11-23 07:08:59,631 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:08:59,631 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:08:59,631 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 751 with the following transitions: [2018-11-23 07:08:59,632 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:08:59,634 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:08:59,634 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:09:00,015 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:09:00,015 INFO L272 AbstractInterpreter]: Visited 259 different actions 1027 times. Merged at 7 different actions 24 times. Never widened. Performed 12317 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12317 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 07:09:00,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:09:00,016 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:09:00,016 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:09:00,017 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:09:00,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:09:00,022 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:09:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:09:00,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:09:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 950 proven. 2 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2018-11-23 07:09:00,286 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:09:00,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 616 proven. 101 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2018-11-23 07:09:00,542 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:09:00,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-23 07:09:00,543 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:09:00,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 07:09:00,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 07:09:00,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-11-23 07:09:00,544 INFO L87 Difference]: Start difference. First operand 6467 states and 7075 transitions. Second operand 15 states. [2018-11-23 07:09:05,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:09:05,422 INFO L93 Difference]: Finished difference Result 15283 states and 17037 transitions. [2018-11-23 07:09:05,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-11-23 07:09:05,422 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 750 [2018-11-23 07:09:05,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:09:05,440 INFO L225 Difference]: With dead ends: 15283 [2018-11-23 07:09:05,441 INFO L226 Difference]: Without dead ends: 9498 [2018-11-23 07:09:05,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1585 GetRequests, 1529 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=631, Invalid=2449, Unknown=0, NotChecked=0, Total=3080 [2018-11-23 07:09:05,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9498 states. [2018-11-23 07:09:05,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9498 to 8384. [2018-11-23 07:09:05,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8384 states. [2018-11-23 07:09:05,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8384 states to 8384 states and 9105 transitions. [2018-11-23 07:09:05,605 INFO L78 Accepts]: Start accepts. Automaton has 8384 states and 9105 transitions. Word has length 750 [2018-11-23 07:09:05,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:09:05,605 INFO L480 AbstractCegarLoop]: Abstraction has 8384 states and 9105 transitions. [2018-11-23 07:09:05,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 07:09:05,606 INFO L276 IsEmpty]: Start isEmpty. Operand 8384 states and 9105 transitions. [2018-11-23 07:09:05,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 886 [2018-11-23 07:09:05,619 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:09:05,619 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:09:05,619 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:09:05,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:09:05,621 INFO L82 PathProgramCache]: Analyzing trace with hash 45357290, now seen corresponding path program 1 times [2018-11-23 07:09:05,621 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:09:05,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:09:05,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:09:05,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:09:05,622 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:09:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:09:06,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 527 proven. 209 refuted. 0 times theorem prover too weak. 755 trivial. 0 not checked. [2018-11-23 07:09:06,153 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:09:06,153 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:09:06,154 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 886 with the following transitions: [2018-11-23 07:09:06,154 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:09:06,156 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:09:06,157 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:09:06,505 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:09:06,505 INFO L272 AbstractInterpreter]: Visited 260 different actions 767 times. Merged at 4 different actions 7 times. Never widened. Performed 8949 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8949 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 07:09:06,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:09:06,507 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:09:06,934 INFO L227 lantSequenceWeakener]: Weakened 882 states. On average, predicates are now at 80.27% of their original sizes. [2018-11-23 07:09:06,934 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:09:06,976 INFO L415 sIntCurrentIteration]: We unified 884 AI predicates to 884 [2018-11-23 07:09:06,976 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:09:06,976 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:09:06,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 07:09:06,976 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:09:06,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 07:09:06,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 07:09:06,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:09:06,977 INFO L87 Difference]: Start difference. First operand 8384 states and 9105 transitions. Second operand 9 states. [2018-11-23 07:10:29,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:10:29,626 INFO L93 Difference]: Finished difference Result 16052 states and 17485 transitions. [2018-11-23 07:10:29,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 07:10:29,627 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 885 [2018-11-23 07:10:29,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:10:29,642 INFO L225 Difference]: With dead ends: 16052 [2018-11-23 07:10:29,642 INFO L226 Difference]: Without dead ends: 8394 [2018-11-23 07:10:29,648 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 891 GetRequests, 877 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 07:10:29,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2018-11-23 07:10:29,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 8384. [2018-11-23 07:10:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8384 states. [2018-11-23 07:10:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8384 states to 8384 states and 9098 transitions. [2018-11-23 07:10:29,728 INFO L78 Accepts]: Start accepts. Automaton has 8384 states and 9098 transitions. Word has length 885 [2018-11-23 07:10:29,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:10:29,729 INFO L480 AbstractCegarLoop]: Abstraction has 8384 states and 9098 transitions. [2018-11-23 07:10:29,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 07:10:29,729 INFO L276 IsEmpty]: Start isEmpty. Operand 8384 states and 9098 transitions. [2018-11-23 07:10:29,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2018-11-23 07:10:29,739 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:10:29,740 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:10:29,740 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:10:29,740 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:10:29,740 INFO L82 PathProgramCache]: Analyzing trace with hash -1551421621, now seen corresponding path program 1 times [2018-11-23 07:10:29,740 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:10:29,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:10:29,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:10:29,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:10:29,741 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:10:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:10:30,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 709 proven. 209 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2018-11-23 07:10:30,177 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:10:30,177 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:10:30,177 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 981 with the following transitions: [2018-11-23 07:10:30,177 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:10:30,180 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:10:30,180 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:10:30,654 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:10:30,654 INFO L272 AbstractInterpreter]: Visited 252 different actions 1006 times. Merged at 10 different actions 30 times. Never widened. Performed 11822 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11822 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 07:10:30,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:10:30,667 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:10:30,667 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:10:30,667 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:10:30,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:10:30,674 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:10:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:10:30,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:10:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 1415 proven. 2 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2018-11-23 07:10:31,165 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:10:31,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 709 proven. 209 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2018-11-23 07:10:31,578 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:10:31,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 07:10:31,578 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:10:31,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 07:10:31,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 07:10:31,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:10:31,579 INFO L87 Difference]: Start difference. First operand 8384 states and 9098 transitions. Second operand 9 states. [2018-11-23 07:10:33,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:10:33,455 INFO L93 Difference]: Finished difference Result 22578 states and 26602 transitions. [2018-11-23 07:10:33,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 07:10:33,456 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 980 [2018-11-23 07:10:33,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:10:33,492 INFO L225 Difference]: With dead ends: 22578 [2018-11-23 07:10:33,492 INFO L226 Difference]: Without dead ends: 14920 [2018-11-23 07:10:33,520 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1981 GetRequests, 1963 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-11-23 07:10:33,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14920 states. [2018-11-23 07:10:33,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14920 to 14580. [2018-11-23 07:10:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14580 states. [2018-11-23 07:10:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14580 states to 14580 states and 16507 transitions. [2018-11-23 07:10:33,733 INFO L78 Accepts]: Start accepts. Automaton has 14580 states and 16507 transitions. Word has length 980 [2018-11-23 07:10:33,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:10:33,733 INFO L480 AbstractCegarLoop]: Abstraction has 14580 states and 16507 transitions. [2018-11-23 07:10:33,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 07:10:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 14580 states and 16507 transitions. [2018-11-23 07:10:33,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1397 [2018-11-23 07:10:33,768 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:10:33,768 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:10:33,769 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:10:33,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:10:33,769 INFO L82 PathProgramCache]: Analyzing trace with hash -751399841, now seen corresponding path program 1 times [2018-11-23 07:10:33,769 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:10:33,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:10:33,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:10:33,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:10:33,770 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:10:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:10:34,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 986 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-11-23 07:10:34,671 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:10:34,671 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:10:34,672 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1397 with the following transitions: [2018-11-23 07:10:34,672 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [591], [593], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:10:34,675 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:10:34,675 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:10:35,379 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:10:35,380 INFO L272 AbstractInterpreter]: Visited 309 different actions 1229 times. Merged at 10 different actions 34 times. Widened at 1 different actions 1 times. Performed 14922 root evaluator evaluations with a maximum evaluation depth of 18. Performed 14922 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 07:10:35,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:10:35,388 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:10:35,388 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:10:35,388 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:10:35,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:10:35,394 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:10:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:10:35,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:10:36,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 2318 proven. 2 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2018-11-23 07:10:36,020 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:10:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 986 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-11-23 07:10:36,695 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:10:36,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-23 07:10:36,696 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:10:36,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 07:10:36,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 07:10:36,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:10:36,697 INFO L87 Difference]: Start difference. First operand 14580 states and 16507 transitions. Second operand 10 states. [2018-11-23 07:10:39,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:10:39,128 INFO L93 Difference]: Finished difference Result 29889 states and 34580 transitions. [2018-11-23 07:10:39,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 07:10:39,129 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1396 [2018-11-23 07:10:39,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:10:39,171 INFO L225 Difference]: With dead ends: 29889 [2018-11-23 07:10:39,171 INFO L226 Difference]: Without dead ends: 16035 [2018-11-23 07:10:39,207 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2823 GetRequests, 2799 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-11-23 07:10:39,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16035 states. [2018-11-23 07:10:39,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16035 to 16008. [2018-11-23 07:10:39,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16008 states. [2018-11-23 07:10:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16008 states to 16008 states and 17954 transitions. [2018-11-23 07:10:39,375 INFO L78 Accepts]: Start accepts. Automaton has 16008 states and 17954 transitions. Word has length 1396 [2018-11-23 07:10:39,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:10:39,376 INFO L480 AbstractCegarLoop]: Abstraction has 16008 states and 17954 transitions. [2018-11-23 07:10:39,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 07:10:39,377 INFO L276 IsEmpty]: Start isEmpty. Operand 16008 states and 17954 transitions. [2018-11-23 07:10:39,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1415 [2018-11-23 07:10:39,399 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:10:39,400 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:10:39,400 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:10:39,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:10:39,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1185823207, now seen corresponding path program 1 times [2018-11-23 07:10:39,400 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:10:39,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:10:39,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:10:39,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:10:39,401 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:10:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:10:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3921 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 3452 trivial. 0 not checked. [2018-11-23 07:10:40,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:10:40,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 07:10:40,141 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:10:40,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 07:10:40,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 07:10:40,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 07:10:40,142 INFO L87 Difference]: Start difference. First operand 16008 states and 17954 transitions. Second operand 4 states. [2018-11-23 07:10:41,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:10:41,419 INFO L93 Difference]: Finished difference Result 30803 states and 34482 transitions. [2018-11-23 07:10:41,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:10:41,420 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1414 [2018-11-23 07:10:41,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:10:41,421 INFO L225 Difference]: With dead ends: 30803 [2018-11-23 07:10:41,421 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 07:10:41,461 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 07:10:41,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 07:10:41,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 07:10:41,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 07:10:41,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 07:10:41,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1414 [2018-11-23 07:10:41,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:10:41,462 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:10:41,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 07:10:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 07:10:41,462 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:10:41,465 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 07:10:41,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:10:41,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:10:41,595 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 158 [2018-11-23 07:10:42,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:10:42,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:10:42,531 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 28 [2018-11-23 07:10:42,975 WARN L180 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 72 [2018-11-23 07:10:43,333 WARN L180 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 75 [2018-11-23 07:10:44,260 WARN L180 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 92 [2018-11-23 07:10:44,488 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 28 [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)) [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,490 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse4 (not (= 3 |old(~a15~0)|))) (.cse8 (not (= 5 |old(~a12~0)|))) (.cse5 (not (= (+ |old(~a18~0)| 87) 0))) (.cse7 (not (= 11 |old(~a16~0)|)))) (let ((.cse6 (or .cse4 .cse8 .cse5 .cse7))) (let ((.cse2 (< 134 ~a18~0)) (.cse0 (and (or (not (= 8 |old(~a16~0)|)) .cse4 .cse8) .cse6)) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse3 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)))) (and (or .cse0 (< 0 (+ |old(~a18~0)| 156)) (or .cse1 .cse2)) (or .cse0 (<= |old(~a18~0)| 134) .cse2) (or .cse3 (= 10 |old(~a16~0)|)) (or .cse3 (< 7 |old(~a12~0)|)) (or .cse0 (<= (+ |old(~a18~0)| 79) 0) (or .cse1 (< 0 (+ ~a18~0 79)))) (or .cse3 (not (= 8 |old(~a12~0)|))) (or (= (+ ~a18~0 87) 0) (and (or .cse4 .cse5 (not (= 6 |old(~a12~0)|))) .cse6) .cse7))))) [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,491 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,492 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a15~0)|))) (.cse11 (not (= 5 |old(~a12~0)|))) (.cse8 (not (= (+ |old(~a18~0)| 87) 0))) (.cse1 (not (= 11 |old(~a16~0)|)))) (let ((.cse6 (< 0 (+ ~a18~0 79))) (.cse4 (and (or (not (= 8 |old(~a16~0)|)) .cse0 .cse11) (or .cse0 .cse11 .cse8 .cse1))) (.cse5 (<= (+ ~a18~0 156) 0)) (.cse10 (< 134 ~a18~0)) (.cse3 (not (= calculate_output_~input 0))) (.cse7 (= (+ ~a18~0 87) 0)) (.cse2 (= |calculate_output_#in~input| 0)) (.cse9 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)))) (and (or (or .cse0 (= 0 |old(~a12~0)|) .cse1 .cse2) .cse3) (or .cse4 (or .cse5 .cse6) (<= (+ |old(~a18~0)| 79) 0) .cse2) (or .cse7 (or .cse0 (not (= 6 |old(~a12~0)|))) .cse8 .cse1 .cse2) (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) (not (= ~a15~0 3)) .cse6) (or .cse9 (= 10 |old(~a16~0)|)) (or .cse9 (< 7 |old(~a12~0)|)) (or .cse10 .cse4 (<= |old(~a18~0)| 134) .cse2) (or .cse4 (< 0 (+ |old(~a18~0)| 156)) (or .cse5 .cse10) .cse2) (or .cse0 .cse11 (= 0 |old(~a16~0)|) .cse2 .cse3) (or .cse7 (or .cse0 .cse11 .cse8 .cse1 .cse2)) (or .cse9 (not (= 8 |old(~a12~0)|)))))) [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,493 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,494 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 07:10:44,495 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,496 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,497 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,498 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse5 (not (= 3 |old(~a15~0)|))) (.cse6 (not (= 5 |old(~a12~0)|))) (.cse7 (not (= (+ |old(~a18~0)| 87) 0))) (.cse8 (not (= 11 |old(~a16~0)|)))) (let ((.cse1 (<= (+ ~a18~0 156) 0)) (.cse4 (< 134 ~a18~0)) (.cse0 (and (or (not (= 8 |old(~a16~0)|)) .cse5 .cse6) (or .cse5 .cse6 .cse7 .cse8))) (.cse2 (= |calculate_output_#in~input| 0)) (.cse9 (= (+ ~a18~0 87) 0)) (.cse3 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)))) (and (or .cse0 (or .cse1 (< 0 (+ ~a18~0 79))) (<= (+ |old(~a18~0)| 79) 0) .cse2) (or (not (= 8 |old(~a12~0)|)) .cse3) (or .cse0 (<= |old(~a18~0)| 134) .cse4 .cse2) (or (or .cse5 .cse6 .cse7 .cse8 .cse2) .cse9) (or (or .cse1 .cse4) .cse0 (< 0 (+ |old(~a18~0)| 156)) .cse2) (or (or .cse5 (not (= 6 |old(~a12~0)|))) .cse7 .cse8 .cse2 .cse9) (or .cse3 (< 7 |old(~a12~0)|)) (or (= 10 |old(~a16~0)|) .cse3)))) [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,499 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,500 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,501 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 07:10:44,502 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,503 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 07:10:44,504 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 07:10:44,505 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,506 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 178) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 07:10:44,507 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:10:44,508 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-23 07:10:44,509 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|))) [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (<= ~a12~0 7) (not (= 3 |old(~a15~0)|)) (= 8 ~a12~0) (not (= ~a16~0 10)) (not (= 5 |old(~a12~0)|))) [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 07:10:44,509 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (<= ~a12~0 7) (not (= 3 |old(~a15~0)|)) (= 8 ~a12~0) (not (= ~a16~0 10)) (not (= 5 |old(~a12~0)|))) [2018-11-23 07:10:44,509 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 07:10:44,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:10:44 BoogieIcfgContainer [2018-11-23 07:10:44,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 07:10:44,518 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:10:44,518 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:10:44,518 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:10:44,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:05:17" (3/4) ... [2018-11-23 07:10:44,522 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:10:44,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 07:10:44,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 07:10:44,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 07:10:44,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 07:10:44,545 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 07:10:44,547 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 07:10:44,574 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || a12 <= 7) || !(3 == \old(a15))) || 8 == a12) || !(a16 == 10)) || !(5 == \old(a12)) [2018-11-23 07:10:44,695 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2e49e9de-dc36-4307-93f9-b5b61d4b805d/bin-2019/utaipan/witness.graphml [2018-11-23 07:10:44,695 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:10:44,696 INFO L168 Benchmark]: Toolchain (without parser) took 329358.25 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.4 GB). Free memory was 956.6 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-11-23 07:10:44,697 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:10:44,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.32 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 878.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 77.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:10:44,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 878.7 MB in the beginning and 1.1 GB in the end (delta: -245.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:10:44,699 INFO L168 Benchmark]: Boogie Preprocessor took 82.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:10:44,699 INFO L168 Benchmark]: RCFGBuilder took 1541.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.3 MB in the end (delta: 244.3 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:10:44,699 INFO L168 Benchmark]: TraceAbstraction took 326741.06 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.3 GB). Free memory was 869.3 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-23 07:10:44,700 INFO L168 Benchmark]: Witness Printer took 177.55 ms. Allocated memory is still 5.4 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 80.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:10:44,701 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 712.32 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 878.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 77.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 878.7 MB in the beginning and 1.1 GB in the end (delta: -245.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1541.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.3 MB in the end (delta: 244.3 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 326741.06 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.3 GB). Free memory was 869.3 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 177.55 ms. Allocated memory is still 5.4 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 80.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 178]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || a12 <= 7) || !(3 == \old(a15))) || 8 == a12) || !(a16 == 10)) || !(5 == \old(a12)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 326.6s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 307.8s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2513 SDtfs, 35361 SDslu, 3088 SDs, 0 SdLazy, 41574 SolverSat, 9185 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 282.8s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 10488 GetRequests, 10252 SyntacticMatches, 10 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2206 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16008occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.2s AbstIntTime, 9 AbstIntIterations, 5 AbstIntStrong, 0.9978426018333652 AbsIntWeakeningRatio, 0.06472727272727273 AbsIntAvgWeakeningVarsNumRemoved, 15.986181818181818 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 1802 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 686 PreInvPairs, 1564 NumberOfFragments, 912 HoareAnnotationTreeSize, 686 FomulaSimplifications, 18633 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 9 FomulaSimplificationsInter, 27537 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 11847 NumberOfCodeBlocks, 11847 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 15557 ConstructedInterpolants, 0 QuantifiedInterpolants, 31210913 SizeOfPredicates, 1 NumberOfNonLiveVariables, 5046 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 20 InterpolantComputations, 3 PerfectInterpolantSequences, 27911/31261 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...