./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7fa77716e3c29df1ceef33d1b13b310ab1354b6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:19:49,444 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:19:49,445 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:19:49,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:19:49,452 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:19:49,453 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:19:49,454 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:19:49,455 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:19:49,457 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:19:49,457 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:19:49,458 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:19:49,458 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:19:49,459 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:19:49,460 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:19:49,461 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:19:49,461 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:19:49,462 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:19:49,463 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:19:49,466 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:19:49,467 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:19:49,468 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:19:49,469 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:19:49,471 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:19:49,472 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:19:49,472 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:19:49,473 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:19:49,473 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:19:49,474 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:19:49,475 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:19:49,476 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:19:49,476 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:19:49,476 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:19:49,477 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:19:49,477 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:19:49,477 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:19:49,479 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:19:49,479 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:19:49,490 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:19:49,490 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:19:49,491 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:19:49,491 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:19:49,491 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:19:49,491 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:19:49,491 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:19:49,491 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:19:49,492 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:19:49,492 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:19:49,492 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:19:49,492 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:19:49,492 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:19:49,493 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:19:49,493 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:19:49,494 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:19:49,494 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:19:49,494 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:19:49,494 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:19:49,494 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:19:49,494 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:19:49,494 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:19:49,495 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:19:49,495 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:19:49,495 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:19:49,495 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:19:49,495 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:19:49,495 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:19:49,495 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:19:49,496 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:19:49,496 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_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7fa77716e3c29df1ceef33d1b13b310ab1354b6 [2018-11-18 15:19:49,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:19:49,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:19:49,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:19:49,532 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:19:49,532 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:19:49,533 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c [2018-11-18 15:19:49,569 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/data/0c5a7ded4/962aca5f89c14e769dd60c256d47f403/FLAG547c490ec [2018-11-18 15:19:50,056 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:19:50,056 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c [2018-11-18 15:19:50,069 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/data/0c5a7ded4/962aca5f89c14e769dd60c256d47f403/FLAG547c490ec [2018-11-18 15:19:50,552 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/data/0c5a7ded4/962aca5f89c14e769dd60c256d47f403 [2018-11-18 15:19:50,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:19:50,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:19:50,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:19:50,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:19:50,557 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:19:50,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:19:50" (1/1) ... [2018-11-18 15:19:50,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75654020 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:50, skipping insertion in model container [2018-11-18 15:19:50,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:19:50" (1/1) ... [2018-11-18 15:19:50,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:19:50,611 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:19:50,994 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:19:50,997 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:19:51,142 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:19:51,252 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:19:51,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51 WrapperNode [2018-11-18 15:19:51,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:19:51,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:19:51,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:19:51,253 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:19:51,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:19:51,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:19:51,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:19:51,290 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:19:51,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... [2018-11-18 15:19:51,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:19:51,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:19:51,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:19:51,371 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:19:51,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:19:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:19:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:19:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:19:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-18 15:19:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-18 15:19:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 15:19:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 15:19:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:19:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:19:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:19:51,423 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:19:53,088 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:19:53,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:19:53 BoogieIcfgContainer [2018-11-18 15:19:53,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:19:53,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:19:53,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:19:53,093 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:19:53,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:19:50" (1/3) ... [2018-11-18 15:19:53,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db13592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:19:53, skipping insertion in model container [2018-11-18 15:19:53,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:51" (2/3) ... [2018-11-18 15:19:53,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db13592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:19:53, skipping insertion in model container [2018-11-18 15:19:53,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:19:53" (3/3) ... [2018-11-18 15:19:53,097 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label19_true-unreach-call.c [2018-11-18 15:19:53,105 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:19:53,116 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:19:53,130 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:19:53,160 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:19:53,160 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:19:53,160 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:19:53,161 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:19:53,161 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:19:53,161 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:19:53,161 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:19:53,161 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:19:53,183 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-11-18 15:19:53,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 15:19:53,190 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:53,191 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:53,193 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:53,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:53,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1096400812, now seen corresponding path program 1 times [2018-11-18 15:19:53,200 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:19:53,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:53,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:53,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:53,243 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:19:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:53,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:53,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 15:19:53,441 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:19:53,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 15:19:53,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 15:19:53,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:19:53,454 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 4 states. [2018-11-18 15:19:55,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:55,232 INFO L93 Difference]: Finished difference Result 1513 states and 2838 transitions. [2018-11-18 15:19:55,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:19:55,234 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2018-11-18 15:19:55,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:55,254 INFO L225 Difference]: With dead ends: 1513 [2018-11-18 15:19:55,254 INFO L226 Difference]: Without dead ends: 1097 [2018-11-18 15:19:55,261 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:19:55,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2018-11-18 15:19:55,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 744. [2018-11-18 15:19:55,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-11-18 15:19:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1357 transitions. [2018-11-18 15:19:55,344 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1357 transitions. Word has length 50 [2018-11-18 15:19:55,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:55,345 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 1357 transitions. [2018-11-18 15:19:55,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 15:19:55,345 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1357 transitions. [2018-11-18 15:19:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 15:19:55,349 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:55,349 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:55,349 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:55,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:55,350 INFO L82 PathProgramCache]: Analyzing trace with hash -214706174, now seen corresponding path program 1 times [2018-11-18 15:19:55,350 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:19:55,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:55,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:55,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:55,351 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:19:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:55,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:55,466 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:19:55,466 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:19:55,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:19:55,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:19:55,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:55,468 INFO L87 Difference]: Start difference. First operand 744 states and 1357 transitions. Second operand 5 states. [2018-11-18 15:19:57,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:57,162 INFO L93 Difference]: Finished difference Result 2196 states and 4092 transitions. [2018-11-18 15:19:57,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:19:57,163 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2018-11-18 15:19:57,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:57,173 INFO L225 Difference]: With dead ends: 2196 [2018-11-18 15:19:57,173 INFO L226 Difference]: Without dead ends: 1458 [2018-11-18 15:19:57,176 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:19:57,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2018-11-18 15:19:57,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1438. [2018-11-18 15:19:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1438 states. [2018-11-18 15:19:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2551 transitions. [2018-11-18 15:19:57,224 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2551 transitions. Word has length 120 [2018-11-18 15:19:57,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:57,224 INFO L480 AbstractCegarLoop]: Abstraction has 1438 states and 2551 transitions. [2018-11-18 15:19:57,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:19:57,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2551 transitions. [2018-11-18 15:19:57,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 15:19:57,227 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:57,227 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:57,227 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:57,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:57,228 INFO L82 PathProgramCache]: Analyzing trace with hash 668921751, now seen corresponding path program 1 times [2018-11-18 15:19:57,228 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:19:57,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:57,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:57,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:57,229 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:19:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:57,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:57,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:19:57,350 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:19:57,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:19:57,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:19:57,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:19:57,351 INFO L87 Difference]: Start difference. First operand 1438 states and 2551 transitions. Second operand 6 states. [2018-11-18 15:19:59,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:59,074 INFO L93 Difference]: Finished difference Result 4237 states and 7540 transitions. [2018-11-18 15:19:59,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:19:59,074 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2018-11-18 15:19:59,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:59,086 INFO L225 Difference]: With dead ends: 4237 [2018-11-18 15:19:59,086 INFO L226 Difference]: Without dead ends: 2805 [2018-11-18 15:19:59,093 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:19:59,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2805 states. [2018-11-18 15:19:59,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2805 to 2785. [2018-11-18 15:19:59,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2785 states. [2018-11-18 15:19:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 4352 transitions. [2018-11-18 15:19:59,157 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 4352 transitions. Word has length 123 [2018-11-18 15:19:59,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:59,157 INFO L480 AbstractCegarLoop]: Abstraction has 2785 states and 4352 transitions. [2018-11-18 15:19:59,157 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:19:59,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 4352 transitions. [2018-11-18 15:19:59,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 15:19:59,159 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:59,159 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:59,159 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:59,159 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:59,160 INFO L82 PathProgramCache]: Analyzing trace with hash -575505094, now seen corresponding path program 1 times [2018-11-18 15:19:59,160 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:19:59,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:59,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:59,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:59,161 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:19:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:59,262 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:59,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:59,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:19:59,262 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:19:59,263 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:19:59,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:19:59,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:19:59,263 INFO L87 Difference]: Start difference. First operand 2785 states and 4352 transitions. Second operand 6 states. [2018-11-18 15:20:00,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:20:00,894 INFO L93 Difference]: Finished difference Result 6952 states and 11048 transitions. [2018-11-18 15:20:00,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:20:00,894 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 124 [2018-11-18 15:20:00,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:20:00,905 INFO L225 Difference]: With dead ends: 6952 [2018-11-18 15:20:00,905 INFO L226 Difference]: Without dead ends: 4173 [2018-11-18 15:20:00,911 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:20:00,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4173 states. [2018-11-18 15:20:00,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4173 to 4153. [2018-11-18 15:20:00,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4153 states. [2018-11-18 15:20:00,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 4153 states and 5896 transitions. [2018-11-18 15:20:00,971 INFO L78 Accepts]: Start accepts. Automaton has 4153 states and 5896 transitions. Word has length 124 [2018-11-18 15:20:00,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:20:00,971 INFO L480 AbstractCegarLoop]: Abstraction has 4153 states and 5896 transitions. [2018-11-18 15:20:00,971 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:20:00,971 INFO L276 IsEmpty]: Start isEmpty. Operand 4153 states and 5896 transitions. [2018-11-18 15:20:00,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:20:00,972 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:20:00,973 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:20:00,973 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:20:00,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:00,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1067040591, now seen corresponding path program 1 times [2018-11-18 15:20:00,973 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:20:00,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:00,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:00,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:00,974 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:20:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:20:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:20:01,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:20:01,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:20:01,056 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:20:01,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:20:01,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:20:01,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:20:01,057 INFO L87 Difference]: Start difference. First operand 4153 states and 5896 transitions. Second operand 6 states. [2018-11-18 15:20:03,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:20:03,281 INFO L93 Difference]: Finished difference Result 11374 states and 16767 transitions. [2018-11-18 15:20:03,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:20:03,282 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127 [2018-11-18 15:20:03,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:20:03,310 INFO L225 Difference]: With dead ends: 11374 [2018-11-18 15:20:03,311 INFO L226 Difference]: Without dead ends: 7227 [2018-11-18 15:20:03,328 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:20:03,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2018-11-18 15:20:03,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 7152. [2018-11-18 15:20:03,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7152 states. [2018-11-18 15:20:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7152 states to 7152 states and 9826 transitions. [2018-11-18 15:20:03,471 INFO L78 Accepts]: Start accepts. Automaton has 7152 states and 9826 transitions. Word has length 127 [2018-11-18 15:20:03,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:20:03,471 INFO L480 AbstractCegarLoop]: Abstraction has 7152 states and 9826 transitions. [2018-11-18 15:20:03,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:20:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 7152 states and 9826 transitions. [2018-11-18 15:20:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:20:03,473 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:20:03,473 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:20:03,473 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:20:03,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:03,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1217167681, now seen corresponding path program 1 times [2018-11-18 15:20:03,474 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:20:03,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:03,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:03,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:03,476 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:20:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:20:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:20:03,555 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:20:03,555 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:20:03,555 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:20:03,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:20:03,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:20:03,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:20:03,556 INFO L87 Difference]: Start difference. First operand 7152 states and 9826 transitions. Second operand 6 states. [2018-11-18 15:20:05,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:20:05,001 INFO L93 Difference]: Finished difference Result 17771 states and 25546 transitions. [2018-11-18 15:20:05,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:20:05,002 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 135 [2018-11-18 15:20:05,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:20:05,031 INFO L225 Difference]: With dead ends: 17771 [2018-11-18 15:20:05,031 INFO L226 Difference]: Without dead ends: 10625 [2018-11-18 15:20:05,046 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:20:05,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10625 states. [2018-11-18 15:20:05,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10625 to 10585. [2018-11-18 15:20:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10585 states. [2018-11-18 15:20:05,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10585 states to 10585 states and 13819 transitions. [2018-11-18 15:20:05,227 INFO L78 Accepts]: Start accepts. Automaton has 10585 states and 13819 transitions. Word has length 135 [2018-11-18 15:20:05,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:20:05,227 INFO L480 AbstractCegarLoop]: Abstraction has 10585 states and 13819 transitions. [2018-11-18 15:20:05,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:20:05,227 INFO L276 IsEmpty]: Start isEmpty. Operand 10585 states and 13819 transitions. [2018-11-18 15:20:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 15:20:05,229 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:20:05,229 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:20:05,229 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:20:05,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:05,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1713053514, now seen corresponding path program 1 times [2018-11-18 15:20:05,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:20:05,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:05,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:05,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:05,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:20:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:20:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:20:05,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:20:05,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 15:20:05,289 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:20:05,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 15:20:05,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 15:20:05,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:20:05,290 INFO L87 Difference]: Start difference. First operand 10585 states and 13819 transitions. Second operand 4 states. [2018-11-18 15:20:06,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:20:06,603 INFO L93 Difference]: Finished difference Result 22178 states and 28983 transitions. [2018-11-18 15:20:06,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:20:06,604 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2018-11-18 15:20:06,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:20:06,619 INFO L225 Difference]: With dead ends: 22178 [2018-11-18 15:20:06,619 INFO L226 Difference]: Without dead ends: 8917 [2018-11-18 15:20:06,635 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:20:06,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8917 states. [2018-11-18 15:20:06,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8917 to 8917. [2018-11-18 15:20:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8917 states. [2018-11-18 15:20:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8917 states to 8917 states and 9927 transitions. [2018-11-18 15:20:06,714 INFO L78 Accepts]: Start accepts. Automaton has 8917 states and 9927 transitions. Word has length 142 [2018-11-18 15:20:06,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:20:06,714 INFO L480 AbstractCegarLoop]: Abstraction has 8917 states and 9927 transitions. [2018-11-18 15:20:06,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 15:20:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 8917 states and 9927 transitions. [2018-11-18 15:20:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2018-11-18 15:20:06,724 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:20:06,725 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:20:06,725 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:20:06,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:06,725 INFO L82 PathProgramCache]: Analyzing trace with hash -593629262, now seen corresponding path program 1 times [2018-11-18 15:20:06,725 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:20:06,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:06,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:06,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:06,726 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:20:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:20:07,048 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 248 proven. 115 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-18 15:20:07,049 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:20:07,049 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:20:07,050 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 599 with the following transitions: [2018-11-18 15:20:07,052 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:20:07,087 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:20:07,087 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:20:07,537 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 15:20:07,538 INFO L272 AbstractInterpreter]: Visited 305 different actions 305 times. Never merged. Never widened. Performed 3346 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3346 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-18 15:20:07,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:07,551 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 15:20:08,050 INFO L227 lantSequenceWeakener]: Weakened 583 states. On average, predicates are now at 77.55% of their original sizes. [2018-11-18 15:20:08,050 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 15:20:08,111 INFO L415 sIntCurrentIteration]: We unified 597 AI predicates to 597 [2018-11-18 15:20:08,111 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 15:20:08,112 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:20:08,112 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-18 15:20:08,112 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:20:08,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 15:20:08,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 15:20:08,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:20:08,113 INFO L87 Difference]: Start difference. First operand 8917 states and 9927 transitions. Second operand 8 states. [2018-11-18 15:20:34,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:20:34,935 INFO L93 Difference]: Finished difference Result 18168 states and 20208 transitions. [2018-11-18 15:20:34,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 15:20:34,935 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 598 [2018-11-18 15:20:34,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:20:34,953 INFO L225 Difference]: With dead ends: 18168 [2018-11-18 15:20:34,953 INFO L226 Difference]: Without dead ends: 9257 [2018-11-18 15:20:34,965 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 599 GetRequests, 591 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:20:34,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9257 states. [2018-11-18 15:20:35,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9257 to 9255. [2018-11-18 15:20:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9255 states. [2018-11-18 15:20:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9255 states to 9255 states and 10268 transitions. [2018-11-18 15:20:35,085 INFO L78 Accepts]: Start accepts. Automaton has 9255 states and 10268 transitions. Word has length 598 [2018-11-18 15:20:35,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:20:35,086 INFO L480 AbstractCegarLoop]: Abstraction has 9255 states and 10268 transitions. [2018-11-18 15:20:35,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 15:20:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 9255 states and 10268 transitions. [2018-11-18 15:20:35,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2018-11-18 15:20:35,111 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:20:35,112 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:20:35,112 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:20:35,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:35,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1699392556, now seen corresponding path program 1 times [2018-11-18 15:20:35,113 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:20:35,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:35,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:35,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:35,114 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:20:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:20:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 415 proven. 115 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2018-11-18 15:20:35,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:20:35,615 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:20:35,615 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 839 with the following transitions: [2018-11-18 15:20:35,616 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:20:35,623 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:20:35,624 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:20:36,381 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 15:20:36,382 INFO L272 AbstractInterpreter]: Visited 313 different actions 1239 times. Merged at 9 different actions 31 times. Never widened. Performed 15012 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15012 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-18 15:20:36,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:36,391 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 15:20:36,391 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:20:36,391 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:20:36,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:36,408 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 15:20:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:20:36,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:20:36,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 847 proven. 2 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-18 15:20:36,792 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 15:20:37,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 415 proven. 115 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2018-11-18 15:20:37,141 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 15:20:37,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 15:20:37,141 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 15:20:37,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:20:37,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:20:37,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 15:20:37,143 INFO L87 Difference]: Start difference. First operand 9255 states and 10268 transitions. Second operand 9 states. [2018-11-18 15:20:39,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:20:39,375 INFO L93 Difference]: Finished difference Result 25109 states and 29073 transitions. [2018-11-18 15:20:39,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 15:20:39,376 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 838 [2018-11-18 15:20:39,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:20:39,433 INFO L225 Difference]: With dead ends: 25109 [2018-11-18 15:20:39,433 INFO L226 Difference]: Without dead ends: 16198 [2018-11-18 15:20:39,476 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1697 GetRequests, 1679 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-11-18 15:20:39,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16198 states. [2018-11-18 15:20:39,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16198 to 15801. [2018-11-18 15:20:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15801 states. [2018-11-18 15:20:39,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15801 states to 15801 states and 17620 transitions. [2018-11-18 15:20:39,808 INFO L78 Accepts]: Start accepts. Automaton has 15801 states and 17620 transitions. Word has length 838 [2018-11-18 15:20:39,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:20:39,809 INFO L480 AbstractCegarLoop]: Abstraction has 15801 states and 17620 transitions. [2018-11-18 15:20:39,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:20:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 15801 states and 17620 transitions. [2018-11-18 15:20:39,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1182 [2018-11-18 15:20:39,870 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:20:39,870 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:20:39,871 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:20:39,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:39,871 INFO L82 PathProgramCache]: Analyzing trace with hash 716676815, now seen corresponding path program 1 times [2018-11-18 15:20:39,871 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:20:39,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:39,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:39,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:39,872 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:20:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:20:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2105 backedges. 248 proven. 1360 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-11-18 15:20:42,043 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:20:42,043 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:20:42,044 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1182 with the following transitions: [2018-11-18 15:20:42,044 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:20:42,049 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:20:42,049 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:20:42,324 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 15:20:42,324 INFO L272 AbstractInterpreter]: Visited 310 different actions 614 times. Merged at 5 different actions 5 times. Never widened. Performed 6792 root evaluator evaluations with a maximum evaluation depth of 15. Performed 6792 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 15:20:42,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:42,338 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 15:20:42,951 INFO L227 lantSequenceWeakener]: Weakened 1175 states. On average, predicates are now at 77.45% of their original sizes. [2018-11-18 15:20:42,951 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 15:20:43,039 INFO L415 sIntCurrentIteration]: We unified 1180 AI predicates to 1180 [2018-11-18 15:20:43,039 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 15:20:43,040 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:20:43,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [14] total 24 [2018-11-18 15:20:43,040 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:20:43,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 15:20:43,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 15:20:43,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-11-18 15:20:43,042 INFO L87 Difference]: Start difference. First operand 15801 states and 17620 transitions. Second operand 12 states. [2018-11-18 15:22:14,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:22:14,823 INFO L93 Difference]: Finished difference Result 31601 states and 35257 transitions. [2018-11-18 15:22:14,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 15:22:14,824 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1181 [2018-11-18 15:22:14,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:22:14,866 INFO L225 Difference]: With dead ends: 31601 [2018-11-18 15:22:14,866 INFO L226 Difference]: Without dead ends: 16144 [2018-11-18 15:22:14,897 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 1192 GetRequests, 1170 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2018-11-18 15:22:14,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16144 states. [2018-11-18 15:22:15,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16144 to 16141. [2018-11-18 15:22:15,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16141 states. [2018-11-18 15:22:15,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16141 states to 16141 states and 17968 transitions. [2018-11-18 15:22:15,121 INFO L78 Accepts]: Start accepts. Automaton has 16141 states and 17968 transitions. Word has length 1181 [2018-11-18 15:22:15,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:22:15,122 INFO L480 AbstractCegarLoop]: Abstraction has 16141 states and 17968 transitions. [2018-11-18 15:22:15,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 15:22:15,122 INFO L276 IsEmpty]: Start isEmpty. Operand 16141 states and 17968 transitions. [2018-11-18 15:22:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1190 [2018-11-18 15:22:15,137 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:22:15,137 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:22:15,137 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:22:15,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:15,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1277374881, now seen corresponding path program 1 times [2018-11-18 15:22:15,138 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:22:15,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:15,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:15,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:15,139 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:22:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:15,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2121 backedges. 519 proven. 963 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2018-11-18 15:22:15,976 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:15,976 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:22:15,976 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1190 with the following transitions: [2018-11-18 15:22:15,976 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:22:15,980 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:22:15,981 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:22:16,333 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 15:22:16,334 INFO L272 AbstractInterpreter]: Visited 310 different actions 917 times. Merged at 5 different actions 9 times. Never widened. Performed 11034 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11034 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 15:22:16,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:16,339 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 15:22:16,982 INFO L227 lantSequenceWeakener]: Weakened 1183 states. On average, predicates are now at 80.15% of their original sizes. [2018-11-18 15:22:16,982 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 15:22:17,034 INFO L415 sIntCurrentIteration]: We unified 1188 AI predicates to 1188 [2018-11-18 15:22:17,035 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 15:22:17,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:22:17,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [9] total 18 [2018-11-18 15:22:17,035 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:22:17,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 15:22:17,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 15:22:17,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-18 15:22:17,036 INFO L87 Difference]: Start difference. First operand 16141 states and 17968 transitions. Second operand 11 states. [2018-11-18 15:22:31,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:22:31,734 INFO L93 Difference]: Finished difference Result 32255 states and 36113 transitions. [2018-11-18 15:22:31,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-18 15:22:31,734 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1189 [2018-11-18 15:22:31,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:22:31,762 INFO L225 Difference]: With dead ends: 32255 [2018-11-18 15:22:31,762 INFO L226 Difference]: Without dead ends: 16798 [2018-11-18 15:22:31,782 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 1198 GetRequests, 1179 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2018-11-18 15:22:31,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16798 states. [2018-11-18 15:22:31,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16798 to 16782. [2018-11-18 15:22:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16782 states. [2018-11-18 15:22:31,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16782 states to 16782 states and 18650 transitions. [2018-11-18 15:22:31,967 INFO L78 Accepts]: Start accepts. Automaton has 16782 states and 18650 transitions. Word has length 1189 [2018-11-18 15:22:31,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:22:31,967 INFO L480 AbstractCegarLoop]: Abstraction has 16782 states and 18650 transitions. [2018-11-18 15:22:31,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 15:22:31,968 INFO L276 IsEmpty]: Start isEmpty. Operand 16782 states and 18650 transitions. [2018-11-18 15:22:31,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1280 [2018-11-18 15:22:31,986 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:22:31,987 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:22:31,987 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:22:31,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:31,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1370863873, now seen corresponding path program 1 times [2018-11-18 15:22:31,988 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:22:31,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:31,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:31,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:31,989 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:22:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2921 backedges. 1241 proven. 2 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2018-11-18 15:22:32,736 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:32,736 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:22:32,737 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1280 with the following transitions: [2018-11-18 15:22:32,737 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1272], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:22:32,740 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:22:32,740 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:22:33,304 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 15:22:33,304 INFO L272 AbstractInterpreter]: Visited 316 different actions 1569 times. Merged at 11 different actions 48 times. Widened at 1 different actions 1 times. Performed 19592 root evaluator evaluations with a maximum evaluation depth of 15. Performed 19592 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-18 15:22:33,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:33,306 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 15:22:33,306 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:33,306 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:22:33,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:33,315 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 15:22:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:33,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:22:33,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2921 backedges. 1693 proven. 6 refuted. 0 times theorem prover too weak. 1222 trivial. 0 not checked. [2018-11-18 15:22:33,999 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 15:22:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2921 backedges. 1695 proven. 4 refuted. 0 times theorem prover too weak. 1222 trivial. 0 not checked. [2018-11-18 15:22:35,142 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 15:22:35,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2018-11-18 15:22:35,142 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 15:22:35,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:22:35,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:22:35,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:22:35,143 INFO L87 Difference]: Start difference. First operand 16782 states and 18650 transitions. Second operand 7 states. [2018-11-18 15:22:37,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:22:37,462 INFO L93 Difference]: Finished difference Result 41470 states and 46567 transitions. [2018-11-18 15:22:37,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 15:22:37,463 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1279 [2018-11-18 15:22:37,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:22:37,515 INFO L225 Difference]: With dead ends: 41470 [2018-11-18 15:22:37,515 INFO L226 Difference]: Without dead ends: 24096 [2018-11-18 15:22:37,553 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2580 GetRequests, 2560 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2018-11-18 15:22:37,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24096 states. [2018-11-18 15:22:37,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24096 to 23142. [2018-11-18 15:22:37,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23142 states. [2018-11-18 15:22:37,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23142 states to 23142 states and 25327 transitions. [2018-11-18 15:22:37,814 INFO L78 Accepts]: Start accepts. Automaton has 23142 states and 25327 transitions. Word has length 1279 [2018-11-18 15:22:37,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:22:37,815 INFO L480 AbstractCegarLoop]: Abstraction has 23142 states and 25327 transitions. [2018-11-18 15:22:37,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:22:37,815 INFO L276 IsEmpty]: Start isEmpty. Operand 23142 states and 25327 transitions. [2018-11-18 15:22:37,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1361 [2018-11-18 15:22:37,842 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:22:37,843 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:22:37,843 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:22:37,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:37,843 INFO L82 PathProgramCache]: Analyzing trace with hash -104158410, now seen corresponding path program 1 times [2018-11-18 15:22:37,843 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:22:37,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:37,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:37,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:37,844 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:22:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 907 proven. 250 refuted. 0 times theorem prover too weak. 2308 trivial. 0 not checked. [2018-11-18 15:22:38,876 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:38,877 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:22:38,877 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1361 with the following transitions: [2018-11-18 15:22:38,877 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:22:38,880 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:22:38,880 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:22:39,433 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 15:22:39,433 INFO L272 AbstractInterpreter]: Visited 280 different actions 1117 times. Merged at 11 different actions 32 times. Never widened. Performed 13425 root evaluator evaluations with a maximum evaluation depth of 18. Performed 13425 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-18 15:22:39,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:39,435 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 15:22:39,435 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:39,435 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:22:39,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:39,441 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 15:22:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:39,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:22:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 2267 proven. 2 refuted. 0 times theorem prover too weak. 1196 trivial. 0 not checked. [2018-11-18 15:22:40,165 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 15:22:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 907 proven. 250 refuted. 0 times theorem prover too weak. 2308 trivial. 0 not checked. [2018-11-18 15:22:40,750 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 15:22:40,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-18 15:22:40,751 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 15:22:40,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 15:22:40,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 15:22:40,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-18 15:22:40,752 INFO L87 Difference]: Start difference. First operand 23142 states and 25327 transitions. Second operand 10 states. [2018-11-18 15:22:42,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:22:42,844 INFO L93 Difference]: Finished difference Result 50720 states and 55917 transitions. [2018-11-18 15:22:42,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 15:22:42,844 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1360 [2018-11-18 15:22:42,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:22:42,888 INFO L225 Difference]: With dead ends: 50720 [2018-11-18 15:22:42,888 INFO L226 Difference]: Without dead ends: 28262 [2018-11-18 15:22:42,923 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2751 GetRequests, 2727 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-11-18 15:22:42,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28262 states. [2018-11-18 15:22:43,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28262 to 28098. [2018-11-18 15:22:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28098 states. [2018-11-18 15:22:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28098 states to 28098 states and 30345 transitions. [2018-11-18 15:22:43,175 INFO L78 Accepts]: Start accepts. Automaton has 28098 states and 30345 transitions. Word has length 1360 [2018-11-18 15:22:43,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:22:43,175 INFO L480 AbstractCegarLoop]: Abstraction has 28098 states and 30345 transitions. [2018-11-18 15:22:43,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 15:22:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 28098 states and 30345 transitions. [2018-11-18 15:22:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1381 [2018-11-18 15:22:43,192 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:22:43,193 INFO L375 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:22:43,193 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:22:43,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:43,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1541180972, now seen corresponding path program 1 times [2018-11-18 15:22:43,194 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:22:43,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:43,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:43,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:43,194 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:22:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:44,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3110 backedges. 1731 proven. 647 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2018-11-18 15:22:44,393 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:44,393 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:22:44,393 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1381 with the following transitions: [2018-11-18 15:22:44,394 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:22:44,401 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:22:44,401 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:22:45,232 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 15:22:45,232 INFO L272 AbstractInterpreter]: Visited 287 different actions 1151 times. Merged at 10 different actions 38 times. Widened at 1 different actions 1 times. Performed 13809 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13809 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-18 15:22:45,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:45,238 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 15:22:45,238 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:45,238 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:22:45,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:45,245 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 15:22:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:45,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:22:45,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3110 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 2837 trivial. 0 not checked. [2018-11-18 15:22:45,839 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 15:22:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3110 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 2837 trivial. 0 not checked. [2018-11-18 15:22:46,400 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:22:46,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-18 15:22:46,400 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:22:46,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:22:46,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:22:46,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:22:46,401 INFO L87 Difference]: Start difference. First operand 28098 states and 30345 transitions. Second operand 3 states. [2018-11-18 15:22:47,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:22:47,045 INFO L93 Difference]: Finished difference Result 53896 states and 58249 transitions. [2018-11-18 15:22:47,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:22:47,046 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1380 [2018-11-18 15:22:47,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:22:47,081 INFO L225 Difference]: With dead ends: 53896 [2018-11-18 15:22:47,081 INFO L226 Difference]: Without dead ends: 26482 [2018-11-18 15:22:47,116 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2774 GetRequests, 2762 SyntacticMatches, 5 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:22:47,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26482 states. [2018-11-18 15:22:47,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26482 to 25606. [2018-11-18 15:22:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25606 states. [2018-11-18 15:22:47,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25606 states to 25606 states and 27212 transitions. [2018-11-18 15:22:47,332 INFO L78 Accepts]: Start accepts. Automaton has 25606 states and 27212 transitions. Word has length 1380 [2018-11-18 15:22:47,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:22:47,333 INFO L480 AbstractCegarLoop]: Abstraction has 25606 states and 27212 transitions. [2018-11-18 15:22:47,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:22:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 25606 states and 27212 transitions. [2018-11-18 15:22:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1631 [2018-11-18 15:22:47,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:22:47,362 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:22:47,363 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:22:47,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:47,363 INFO L82 PathProgramCache]: Analyzing trace with hash 959627718, now seen corresponding path program 1 times [2018-11-18 15:22:47,363 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:22:47,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:47,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:47,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:47,364 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:22:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 5143 backedges. 965 proven. 534 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2018-11-18 15:22:48,520 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:48,520 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:22:48,520 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1631 with the following transitions: [2018-11-18 15:22:48,520 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 15:22:48,523 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:22:48,523 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:22:49,168 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 15:22:49,168 INFO L272 AbstractInterpreter]: Visited 316 different actions 1268 times. Merged at 13 different actions 48 times. Widened at 1 different actions 1 times. Performed 15225 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15225 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-18 15:22:49,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:49,170 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 15:22:49,170 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:22:49,170 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:22:49,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:49,177 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 15:22:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:49,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:22:50,077 INFO L134 CoverageAnalysis]: Checked inductivity of 5143 backedges. 3442 proven. 2 refuted. 0 times theorem prover too weak. 1699 trivial. 0 not checked. [2018-11-18 15:22:50,077 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 15:22:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5143 backedges. 965 proven. 534 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2018-11-18 15:22:50,924 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 15:22:50,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-18 15:22:50,924 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 15:22:50,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:22:50,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:22:50,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:22:50,925 INFO L87 Difference]: Start difference. First operand 25606 states and 27212 transitions. Second operand 9 states. [2018-11-18 15:22:52,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:22:52,947 INFO L93 Difference]: Finished difference Result 54880 states and 59338 transitions. [2018-11-18 15:22:52,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 15:22:52,948 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1630 [2018-11-18 15:22:52,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:22:52,998 INFO L225 Difference]: With dead ends: 54880 [2018-11-18 15:22:52,998 INFO L226 Difference]: Without dead ends: 29958 [2018-11-18 15:22:53,032 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3283 GetRequests, 3264 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2018-11-18 15:22:53,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29958 states. [2018-11-18 15:22:53,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29958 to 28614. [2018-11-18 15:22:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28614 states. [2018-11-18 15:22:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28614 states to 28614 states and 30172 transitions. [2018-11-18 15:22:53,297 INFO L78 Accepts]: Start accepts. Automaton has 28614 states and 30172 transitions. Word has length 1630 [2018-11-18 15:22:53,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:22:53,298 INFO L480 AbstractCegarLoop]: Abstraction has 28614 states and 30172 transitions. [2018-11-18 15:22:53,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:22:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 28614 states and 30172 transitions. [2018-11-18 15:22:53,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1631 [2018-11-18 15:22:53,322 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:22:53,322 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:22:53,322 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:22:53,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:22:53,322 INFO L82 PathProgramCache]: Analyzing trace with hash -744228062, now seen corresponding path program 1 times [2018-11-18 15:22:53,322 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:22:53,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:53,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:22:53,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:22:53,323 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:22:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:22:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4351 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2018-11-18 15:22:54,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:22:54,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 15:22:54,335 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:22:54,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 15:22:54,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 15:22:54,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:22:54,336 INFO L87 Difference]: Start difference. First operand 28614 states and 30172 transitions. Second operand 4 states. [2018-11-18 15:22:55,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:22:55,473 INFO L93 Difference]: Finished difference Result 50816 states and 53380 transitions. [2018-11-18 15:22:55,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:22:55,474 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1630 [2018-11-18 15:22:55,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:22:55,475 INFO L225 Difference]: With dead ends: 50816 [2018-11-18 15:22:55,475 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:22:55,511 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:22:55,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:22:55,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:22:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:22:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:22:55,512 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1630 [2018-11-18 15:22:55,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:22:55,512 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:22:55,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 15:22:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:22:55,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:22:55,515 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:22:55,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,711 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 195 [2018-11-18 15:22:55,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:55,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:22:56,276 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 208 [2018-11-18 15:22:56,767 WARN L180 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 77 [2018-11-18 15:22:57,795 WARN L180 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 81 [2018-11-18 15:22:59,074 WARN L180 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 319 DAG size of output: 80 [2018-11-18 15:23:00,488 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 261 DAG size of output: 105 [2018-11-18 15:23:00,979 WARN L180 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 74 [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a18~0)| ~a18~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,987 INFO L425 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,988 INFO L425 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L421 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse4 (= 8 |old(~a16~0)|)) (.cse20 (= |old(~a16~0)| ~a16~0)) (.cse17 (= |old(~a18~0)| ~a18~0)) (.cse18 (= |old(~a15~0)| ~a15~0)) (.cse19 (= |old(~a12~0)| ~a12~0)) (.cse13 (= 7 |old(~a12~0)|)) (.cse14 (= 5 |old(~a12~0)|))) (let ((.cse16 (not .cse14)) (.cse7 (not .cse13)) (.cse11 (not (= 8 |old(~a12~0)|))) (.cse1 (= 9 |old(~a16~0)|)) (.cse9 (< 0 (+ |old(~a18~0)| 388559))) (.cse6 (= 12 |old(~a16~0)|)) (.cse15 (< 7 |old(~a12~0)|)) (.cse8 (< |old(~a15~0)| 4)) (.cse0 (and .cse20 .cse17 .cse18 .cse19)) (.cse12 (<= (+ |old(~a18~0)| 156) 0)) (.cse3 (= 10 |old(~a16~0)|)) (.cse5 (not (= 9 |old(~a12~0)|))) (.cse10 (not .cse4)) (.cse2 (= 4 |old(~a15~0)|))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse0 (or .cse6 .cse7 .cse3 .cse8)) (or .cse6 .cse3 .cse4 .cse5 .cse0 .cse8) (or .cse0 .cse9 .cse10 .cse11 .cse8) (or .cse10 .cse12 .cse0 .cse5 .cse8) (or .cse0 .cse2 .cse11 .cse4) (or .cse6 .cse13 .cse1 .cse14 .cse0 .cse4 .cse15) (or .cse6 .cse12 .cse16 .cse4 .cse0) (or .cse6 .cse16 .cse0 .cse8) (or .cse10 .cse12 (< 0 (+ ~a18~0 156)) .cse2) (or (not (= 3 |old(~a15~0)|)) .cse16 (and .cse17 .cse18 (= ~a16~0 11) .cse19) (not (= 11 |old(~a16~0)|))) (or .cse6 .cse7 .cse3 .cse4 .cse0) (or .cse6 .cse12 .cse13 .cse0 .cse15 .cse8) (or .cse6 .cse12 .cse0 .cse11 .cse3 .cse8) (or .cse12 .cse1 .cse2 .cse3 .cse4 .cse0 .cse15) (or .cse9 .cse6 .cse13 .cse0 .cse15 .cse8) (or .cse0 (or .cse12 .cse2 .cse3 .cse4) .cse5) (or .cse10 .cse2 (and .cse20 .cse18 .cse19))))) [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,989 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 15:23:00,990 INFO L421 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse15 (= |old(~a18~0)| ~a18~0)) (.cse22 (< 0 (+ ~a18~0 156))) (.cse2 (= 7 |old(~a12~0)|)) (.cse26 (= 5 |old(~a12~0)|)) (.cse24 (not (= ~a15~0 4))) (.cse28 (= |old(~a16~0)| ~a16~0)) (.cse29 (not (= ~a12~0 7))) (.cse9 (= 8 |old(~a16~0)|)) (.cse16 (= |old(~a15~0)| ~a15~0)) (.cse18 (= |old(~a12~0)| ~a12~0))) (let ((.cse14 (= |calculate_output_#in~input| 0)) (.cse17 (not (= calculate_output_~input 0))) (.cse11 (not (= 3 |old(~a15~0)|))) (.cse13 (not (= 11 |old(~a16~0)|))) (.cse3 (and .cse24 .cse28 .cse29 .cse9 .cse16 .cse18)) (.cse12 (not .cse26)) (.cse10 (not (= 9 |old(~a12~0)|))) (.cse25 (not .cse2)) (.cse0 (< 0 (+ |old(~a18~0)| 388559))) (.cse19 (= 12 |old(~a16~0)|)) (.cse20 (< |old(~a15~0)| 4)) (.cse6 (= 9 |old(~a16~0)|)) (.cse8 (= 10 |old(~a16~0)|)) (.cse5 (< 7 |old(~a12~0)|)) (.cse21 (<= (+ |old(~a18~0)| 156) 0)) (.cse27 (and .cse24 .cse28 .cse29 .cse9 .cse22 .cse16 .cse18)) (.cse4 (and .cse28 .cse15 .cse16 .cse18)) (.cse23 (not (= 8 |old(~a12~0)|))) (.cse1 (not .cse9)) (.cse7 (= 4 |old(~a15~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse4 (or .cse6 .cse7 .cse8 .cse9 .cse10)) (or .cse11 .cse12 .cse13 .cse14 (and .cse15 .cse16 (= ~a16~0 11) .cse17 .cse18)) (or .cse19 .cse8 .cse9 .cse10 .cse4 .cse20) (or .cse1 .cse21 .cse7 .cse22) (or .cse14 .cse17 (or .cse11 (not (= 6 |old(~a12~0)|)) .cse13) (not (= (+ |old(~a18~0)| 87) 0))) (or .cse19 .cse12 .cse9 .cse4 .cse20) (or .cse19 .cse21 .cse2 .cse4 .cse9 .cse5 .cse20) (or .cse4 .cse7 .cse23 .cse9) (or .cse4 (and .cse24 .cse22 .cse16) (or .cse1 .cse25) .cse20) (or .cse4 .cse0 .cse1 .cse3 .cse23) (or .cse19 .cse2 .cse6 .cse26 .cse4 .cse9 .cse5) (or .cse1 .cse12 .cse3 .cse4) (or .cse19 .cse21 .cse4 .cse23 .cse8 .cse9) (or .cse19 .cse21 .cse4 .cse8 .cse9 .cse10) (or .cse1 .cse21 .cse4 .cse27 .cse2 .cse5) (or .cse19 .cse21 .cse12 .cse4 .cse9) (or .cse1 .cse21 .cse27 .cse4 .cse10) (or .cse4 (or .cse19 .cse25 .cse8 .cse9)) (or .cse0 .cse19 .cse2 .cse4 .cse9 .cse5 .cse20) (or .cse21 .cse6 .cse7 .cse8 .cse9 .cse4 .cse5) (or .cse1 .cse21 .cse27 .cse4 .cse23) (or .cse1 .cse7 (and .cse28 .cse16 .cse18))))) [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 15:23:00,991 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,992 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,993 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,994 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,995 INFO L425 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,996 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,997 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,998 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse4 (= 8 |old(~a16~0)|)) (.cse20 (= |old(~a16~0)| ~a16~0)) (.cse14 (= |old(~a18~0)| ~a18~0)) (.cse15 (= |old(~a15~0)| ~a15~0)) (.cse16 (= |old(~a12~0)| ~a12~0)) (.cse17 (= 7 |old(~a12~0)|)) (.cse18 (= 5 |old(~a12~0)|))) (let ((.cse5 (not (= 9 |old(~a12~0)|))) (.cse13 (not .cse18)) (.cse7 (not .cse17)) (.cse12 (not (= 8 |old(~a12~0)|))) (.cse10 (<= (+ |old(~a18~0)| 156) 0)) (.cse1 (= 9 |old(~a16~0)|)) (.cse3 (= 10 |old(~a16~0)|)) (.cse11 (< 0 (+ |old(~a18~0)| 388559))) (.cse6 (= 12 |old(~a16~0)|)) (.cse0 (and .cse20 .cse14 .cse15 .cse16)) (.cse19 (< 7 |old(~a12~0)|)) (.cse8 (< |old(~a15~0)| 4)) (.cse9 (not .cse4)) (.cse2 (= 4 |old(~a15~0)|))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse0 (or .cse6 .cse7 .cse3 .cse8)) (or .cse6 .cse3 .cse4 .cse5 .cse0 .cse8) (or .cse9 .cse10 .cse2 (< 0 (+ ~a18~0 156))) (or .cse0 .cse11 .cse9 .cse12 .cse8) (or .cse9 .cse10 .cse0 .cse5 .cse8) (or .cse0 .cse2 .cse12 .cse4) (or (not (= 3 |old(~a15~0)|)) .cse13 (not (= 11 |old(~a16~0)|)) (= |calculate_output_#in~input| 0) (and .cse14 .cse15 (= ~a16~0 11) .cse16)) (or .cse6 .cse17 .cse1 .cse18 .cse0 .cse4 .cse19) (or .cse6 .cse13 .cse0 .cse8) (or .cse10 .cse2 .cse0 .cse3 .cse4 .cse5) (or .cse10 .cse13 .cse2 .cse0 .cse4) (or .cse6 .cse7 .cse3 .cse4 .cse0) (or .cse6 .cse10 .cse17 .cse0 .cse19 .cse8) (or .cse6 .cse10 .cse0 .cse12 .cse3 .cse8) (or .cse10 .cse1 .cse2 .cse3 .cse4 .cse0 .cse19) (or .cse11 .cse6 .cse17 .cse0 .cse19 .cse8) (or .cse9 .cse2 (and .cse20 .cse15 .cse16))))) [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-18 15:23:00,999 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,000 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,001 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,002 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,003 INFO L425 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,004 INFO L425 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,005 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,006 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,007 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,008 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,009 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,010 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,011 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,012 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 15:23:01,013 INFO L425 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,014 INFO L425 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,014 INFO L425 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-18 15:23:01,014 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:23:01,014 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= ~a15~0 3) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-18 15:23:01,014 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:23:01,014 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:23:01,014 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 11 |old(~a16~0)|)) (and (= |old(~a18~0)| ~a18~0) (= |old(~a15~0)| ~a15~0) (= ~a16~0 11) (= |old(~a12~0)| ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0))) [2018-11-18 15:23:01,014 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 15:23:01,014 INFO L421 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse5 (= 7 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse7 (<= 4 ~a15~0)) (.cse13 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse1 (= 8 ~a12~0)) (.cse6 (= 8 ~a16~0)) (.cse11 (<= (+ ~a18~0 388559) 0)) (.cse8 (= 5 ~a12~0)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse14 (not (= ~a16~0 8))) (.cse2 (not (= ~a16~0 12))) (.cse9 (not (= ~a12~0 7))) (.cse10 (<= ~a12~0 7)) (.cse12 (not (= 9 ~a16~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 11 |old(~a16~0)|)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse5) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse6 .cse4) (and .cse1 .cse4) (and .cse7 .cse2 .cse8) (not (= 3 |old(~a15~0)|)) (and .cse7 .cse2 .cse9 .cse10 .cse3) (and .cse7 .cse2 .cse9 .cse10 .cse11) (and .cse0 .cse4 .cse12 .cse13) (and .cse0 .cse2 .cse3 .cse13) (and .cse0 .cse14 .cse7 .cse2 .cse13) (and .cse4 .cse9 .cse10 .cse3 .cse12) (and (not (= main_~input~0 0)) (= ~a16~0 11) (= ~a15~0 3) .cse10) (and .cse1 .cse6 .cse11) (and .cse2 .cse8 .cse3) (and .cse14 (not (= ~a12~0 5)) .cse2 .cse9 .cse10 .cse12) (not (= 5 |old(~a12~0)|)))) [2018-11-18 15:23:01,015 INFO L425 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-18 15:23:01,015 INFO L425 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-18 15:23:01,015 INFO L425 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-11-18 15:23:01,015 INFO L421 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (let ((.cse5 (= 7 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse7 (<= 4 ~a15~0)) (.cse13 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse1 (= 8 ~a12~0)) (.cse6 (= 8 ~a16~0)) (.cse11 (<= (+ ~a18~0 388559) 0)) (.cse8 (= 5 ~a12~0)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse14 (not (= ~a16~0 8))) (.cse2 (not (= ~a16~0 12))) (.cse9 (not (= ~a12~0 7))) (.cse12 (not (= 9 ~a16~0))) (.cse10 (<= ~a12~0 7))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 11 |old(~a16~0)|)) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse2 .cse5) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse6 .cse4) (and .cse1 .cse4) (and .cse7 .cse2 .cse8) (not (= 3 |old(~a15~0)|)) (and .cse7 .cse2 .cse9 .cse10 .cse3) (and .cse7 .cse2 .cse9 .cse10 .cse11) (and .cse0 .cse4 .cse12 .cse13) (and .cse0 .cse2 .cse3 .cse13) (and .cse0 .cse14 .cse7 .cse2 .cse13) (and .cse4 .cse9 .cse10 .cse3 .cse12) (and .cse1 .cse6 .cse11) (and .cse2 .cse8 .cse3) (and .cse14 (not (= ~a12~0 5)) .cse2 .cse9 .cse10 .cse12) (not (= 5 |old(~a12~0)|)) (and (= ~a16~0 11) (= ~a15~0 3) .cse10))) [2018-11-18 15:23:01,015 INFO L425 ceAbstractionStarter]: For program point L1773-4(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 15:23:01,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:23:01 BoogieIcfgContainer [2018-11-18 15:23:01,027 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:23:01,028 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:23:01,028 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:23:01,028 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:23:01,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:19:53" (3/4) ... [2018-11-18 15:23:01,031 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:23:01,036 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:23:01,036 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-18 15:23:01,036 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 15:23:01,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:23:01,055 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 15:23:01,056 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:23:01,085 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156) || !(11 == \old(a16))) || (((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156) && 7 == a12)) || ((!(a16 == 10) && !(a16 == 12)) && 7 == a12)) || !(\old(a18) + 87 == 0)) || (8 == a16 && !(a15 == 4))) || (8 == a12 && !(a15 == 4))) || ((4 <= a15 && !(a16 == 12)) && 5 == a12)) || !(3 == \old(a15))) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && a18 + 388559 <= 0)) || (((!(a16 == 10) && !(a15 == 4)) && !(9 == a16)) && a12 == 9)) || (((!(a16 == 10) && !(a16 == 12)) && 0 < a18 + 156) && a12 == 9)) || ((((!(a16 == 10) && !(a16 == 8)) && 4 <= a15) && !(a16 == 12)) && a12 == 9)) || ((((!(a15 == 4) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156) && !(9 == a16))) || ((8 == a12 && 8 == a16) && a18 + 388559 <= 0)) || ((!(a16 == 12) && 5 == a12) && 0 < a18 + 156)) || (((((!(a16 == 8) && !(a12 == 5)) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || !(5 == \old(a12))) || ((a16 == 11 && a15 == 3) && a12 <= 7) [2018-11-18 15:23:01,191 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e903be8a-6972-4816-a3dc-b2cc2fde63e5/bin-2019/utaipan/witness.graphml [2018-11-18 15:23:01,191 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:23:01,192 INFO L168 Benchmark]: Toolchain (without parser) took 190637.40 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 952.2 MB in the beginning and 3.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 896.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:01,192 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:23:01,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:01,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.62 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:01,193 INFO L168 Benchmark]: Boogie Preprocessor took 80.62 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:01,193 INFO L168 Benchmark]: RCFGBuilder took 1718.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.4 MB in the end (delta: 248.3 MB). Peak memory consumption was 248.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:01,193 INFO L168 Benchmark]: TraceAbstraction took 187937.69 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 872.4 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. [2018-11-18 15:23:01,194 INFO L168 Benchmark]: Witness Printer took 163.76 ms. Allocated memory is still 4.8 GB. Free memory was 3.9 GB in the beginning and 3.8 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:01,195 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 697.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.62 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.62 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1718.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.4 MB in the end (delta: 248.3 MB). Peak memory consumption was 248.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 187937.69 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 872.4 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. * Witness Printer took 163.76 ms. Allocated memory is still 4.8 GB. Free memory was 3.9 GB in the beginning and 3.8 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156) || !(11 == \old(a16))) || (((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156) && 7 == a12)) || ((!(a16 == 10) && !(a16 == 12)) && 7 == a12)) || !(\old(a18) + 87 == 0)) || (8 == a16 && !(a15 == 4))) || (8 == a12 && !(a15 == 4))) || ((4 <= a15 && !(a16 == 12)) && 5 == a12)) || !(3 == \old(a15))) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && a18 + 388559 <= 0)) || (((!(a16 == 10) && !(a15 == 4)) && !(9 == a16)) && a12 == 9)) || (((!(a16 == 10) && !(a16 == 12)) && 0 < a18 + 156) && a12 == 9)) || ((((!(a16 == 10) && !(a16 == 8)) && 4 <= a15) && !(a16 == 12)) && a12 == 9)) || ((((!(a15 == 4) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156) && !(9 == a16))) || ((8 == a12 && 8 == a16) && a18 + 388559 <= 0)) || ((!(a16 == 12) && 5 == a12) && 0 < a18 + 156)) || (((((!(a16 == 8) && !(a12 == 5)) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || !(5 == \old(a12))) || ((a16 == 11 && a15 == 3) && a12 <= 7) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. SAFE Result, 187.8s OverallTime, 16 OverallIterations, 10 TraceHistogramMax, 156.3s AutomataDifference, 0.0s DeadEndRemovalTime, 5.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2600 SDtfs, 24584 SDslu, 2434 SDs, 0 SdLazy, 38823 SolverSat, 5838 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 139.6s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 16143 GetRequests, 15953 SyntacticMatches, 25 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28614occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.5s AbstIntTime, 8 AbstIntIterations, 3 AbstIntStrong, 0.9985764802263536 AbsIntWeakeningRatio, 0.04451939291736931 AbsIntAvgWeakeningVarsNumRemoved, 16.275885328836424 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 4284 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2363 PreInvPairs, 3009 NumberOfFragments, 2483 HoareAnnotationTreeSize, 2363 FomulaSimplifications, 147029 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 9 FomulaSimplificationsInter, 26413 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 18393 NumberOfCodeBlocks, 18393 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 24854 ConstructedInterpolants, 0 QuantifiedInterpolants, 65057350 SizeOfPredicates, 3 NumberOfNonLiveVariables, 8385 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 26 InterpolantComputations, 10 PerfectInterpolantSequences, 51402/56303 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...