./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label53_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label53_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/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 7a6323f0523a6a5e01d0796c8294441d4080a58a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:23:38,569 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:23:38,570 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:23:38,576 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:23:38,577 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:23:38,577 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:23:38,578 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:23:38,579 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:23:38,579 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:23:38,580 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:23:38,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:23:38,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:23:38,581 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:23:38,581 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:23:38,582 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:23:38,582 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:23:38,583 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:23:38,584 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:23:38,585 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:23:38,585 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:23:38,586 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:23:38,586 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:23:38,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:23:38,588 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:23:38,588 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:23:38,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:23:38,589 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:23:38,589 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:23:38,589 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:23:38,590 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:23:38,590 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:23:38,590 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:23:38,591 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:23:38,591 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:23:38,591 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:23:38,591 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:23:38,592 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:23:38,599 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:23:38,599 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:23:38,599 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:23:38,599 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:23:38,599 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:23:38,600 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:23:38,600 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:23:38,600 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:23:38,600 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:23:38,600 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:23:38,600 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:23:38,600 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:23:38,600 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:23:38,601 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:23:38,601 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:23:38,601 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:23:38,602 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:23:38,602 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:23:38,602 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_d6f130da-c625-46f4-ae99-104d503a7375/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 -> 7a6323f0523a6a5e01d0796c8294441d4080a58a [2018-12-09 19:23:38,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:23:38,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:23:38,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:23:38,633 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:23:38,633 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:23:38,633 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label53_true-unreach-call.c [2018-12-09 19:23:38,678 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/data/949ac775b/335e5b27ac184098942ea0b51cc84ba2/FLAG661d17b16 [2018-12-09 19:23:39,115 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:23:39,116 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/sv-benchmarks/c/eca-rers2012/Problem11_label53_true-unreach-call.c [2018-12-09 19:23:39,123 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/data/949ac775b/335e5b27ac184098942ea0b51cc84ba2/FLAG661d17b16 [2018-12-09 19:23:39,132 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/data/949ac775b/335e5b27ac184098942ea0b51cc84ba2 [2018-12-09 19:23:39,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:23:39,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:23:39,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:23:39,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:23:39,138 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:23:39,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@870cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39, skipping insertion in model container [2018-12-09 19:23:39,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:23:39,174 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:23:39,396 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:23:39,399 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:23:39,530 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:23:39,539 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:23:39,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39 WrapperNode [2018-12-09 19:23:39,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:23:39,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:23:39,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:23:39,540 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:23:39,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:23:39,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:23:39,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:23:39,562 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:23:39,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... [2018-12-09 19:23:39,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:23:39,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:23:39,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:23:39,614 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:23:39,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/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 [2018-12-09 19:23:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:23:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:23:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 19:23:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 19:23:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:23:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:23:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:23:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:23:40,587 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:23:40,588 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 19:23:40,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:23:40 BoogieIcfgContainer [2018-12-09 19:23:40,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:23:40,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:23:40,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:23:40,590 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:23:40,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:23:39" (1/3) ... [2018-12-09 19:23:40,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393659a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:23:40, skipping insertion in model container [2018-12-09 19:23:40,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:23:39" (2/3) ... [2018-12-09 19:23:40,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393659a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:23:40, skipping insertion in model container [2018-12-09 19:23:40,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:23:40" (3/3) ... [2018-12-09 19:23:40,593 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label53_true-unreach-call.c [2018-12-09 19:23:40,599 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:23:40,604 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:23:40,614 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:23:40,635 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:23:40,635 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:23:40,635 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:23:40,635 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:23:40,635 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:23:40,635 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:23:40,635 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:23:40,635 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:23:40,651 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-09 19:23:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 19:23:40,656 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:23:40,656 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:23:40,658 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:23:40,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:23:40,661 INFO L82 PathProgramCache]: Analyzing trace with hash 640789778, now seen corresponding path program 1 times [2018-12-09 19:23:40,663 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:23:40,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:40,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:23:40,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:40,693 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:23:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:23:40,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:23:40,834 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:23:40,834 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 19:23:40,834 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:23:40,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 19:23:40,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 19:23:40,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 19:23:40,847 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-09 19:23:41,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:23:41,974 INFO L93 Difference]: Finished difference Result 997 states and 1776 transitions. [2018-12-09 19:23:41,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 19:23:41,975 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2018-12-09 19:23:41,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:23:41,985 INFO L225 Difference]: With dead ends: 997 [2018-12-09 19:23:41,985 INFO L226 Difference]: Without dead ends: 623 [2018-12-09 19:23:41,990 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 19:23:42,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2018-12-09 19:23:42,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 620. [2018-12-09 19:23:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-12-09 19:23:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 896 transitions. [2018-12-09 19:23:42,032 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 896 transitions. Word has length 53 [2018-12-09 19:23:42,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:23:42,033 INFO L480 AbstractCegarLoop]: Abstraction has 620 states and 896 transitions. [2018-12-09 19:23:42,033 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 19:23:42,033 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 896 transitions. [2018-12-09 19:23:42,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 19:23:42,035 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:23:42,035 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:23:42,036 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:23:42,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:23:42,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1201480114, now seen corresponding path program 1 times [2018-12-09 19:23:42,036 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:23:42,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:42,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:23:42,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:42,037 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:23:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:23:42,145 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:23:42,145 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:23:42,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 19:23:42,145 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:23:42,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:23:42,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:23:42,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:23:42,147 INFO L87 Difference]: Start difference. First operand 620 states and 896 transitions. Second operand 6 states. [2018-12-09 19:23:42,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:23:42,891 INFO L93 Difference]: Finished difference Result 1833 states and 2715 transitions. [2018-12-09 19:23:42,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:23:42,891 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-12-09 19:23:42,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:23:42,898 INFO L225 Difference]: With dead ends: 1833 [2018-12-09 19:23:42,898 INFO L226 Difference]: Without dead ends: 1219 [2018-12-09 19:23:42,900 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:23:42,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2018-12-09 19:23:42,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1200. [2018-12-09 19:23:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1200 states. [2018-12-09 19:23:42,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1734 transitions. [2018-12-09 19:23:42,942 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1734 transitions. Word has length 125 [2018-12-09 19:23:42,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:23:42,942 INFO L480 AbstractCegarLoop]: Abstraction has 1200 states and 1734 transitions. [2018-12-09 19:23:42,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:23:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1734 transitions. [2018-12-09 19:23:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-09 19:23:42,948 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:23:42,949 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-12-09 19:23:42,949 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:23:42,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:23:42,949 INFO L82 PathProgramCache]: Analyzing trace with hash 260139594, now seen corresponding path program 1 times [2018-12-09 19:23:42,949 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:23:42,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:42,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:23:42,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:42,951 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:23:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:23:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 19:23:43,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:23:43,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 19:23:43,120 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:23:43,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 19:23:43,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 19:23:43,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 19:23:43,121 INFO L87 Difference]: Start difference. First operand 1200 states and 1734 transitions. Second operand 4 states. [2018-12-09 19:23:44,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:23:44,050 INFO L93 Difference]: Finished difference Result 2975 states and 4449 transitions. [2018-12-09 19:23:44,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 19:23:44,050 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 227 [2018-12-09 19:23:44,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:23:44,055 INFO L225 Difference]: With dead ends: 2975 [2018-12-09 19:23:44,056 INFO L226 Difference]: Without dead ends: 1781 [2018-12-09 19:23:44,058 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 19:23:44,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1781 states. [2018-12-09 19:23:44,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1781 to 1773. [2018-12-09 19:23:44,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1773 states. [2018-12-09 19:23:44,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1773 states and 2420 transitions. [2018-12-09 19:23:44,084 INFO L78 Accepts]: Start accepts. Automaton has 1773 states and 2420 transitions. Word has length 227 [2018-12-09 19:23:44,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:23:44,085 INFO L480 AbstractCegarLoop]: Abstraction has 1773 states and 2420 transitions. [2018-12-09 19:23:44,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 19:23:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2420 transitions. [2018-12-09 19:23:44,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 19:23:44,088 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:23:44,089 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-12-09 19:23:44,089 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:23:44,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:23:44,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1729391338, now seen corresponding path program 1 times [2018-12-09 19:23:44,089 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:23:44,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:44,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:23:44,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:23:44,090 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:23:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:23:44,207 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:23:44,207 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:23:44,207 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:23:44,208 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 234 with the following transitions: [2018-12-09 19:23:44,209 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [333], [335], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 19:23:44,240 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:23:44,240 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:23:44,671 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 19:23:44,673 INFO L272 AbstractInterpreter]: Visited 112 different actions 112 times. Never merged. Never widened. Performed 1344 root evaluator evaluations with a maximum evaluation depth of 16. Performed 1344 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Never found a fixpoint. Largest state had 28 variables. [2018-12-09 19:23:44,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:23:44,681 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 19:23:44,999 INFO L227 lantSequenceWeakener]: Weakened 224 states. On average, predicates are now at 73.56% of their original sizes. [2018-12-09 19:23:44,999 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 19:23:45,025 INFO L418 sIntCurrentIteration]: We unified 232 AI predicates to 232 [2018-12-09 19:23:45,025 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 19:23:45,026 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 19:23:45,026 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 19:23:45,026 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:23:45,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:23:45,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:23:45,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:23:45,027 INFO L87 Difference]: Start difference. First operand 1773 states and 2420 transitions. Second operand 6 states. [2018-12-09 19:24:13,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:24:13,226 INFO L93 Difference]: Finished difference Result 3730 states and 5076 transitions. [2018-12-09 19:24:13,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 19:24:13,226 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 233 [2018-12-09 19:24:13,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:24:13,231 INFO L225 Difference]: With dead ends: 3730 [2018-12-09 19:24:13,231 INFO L226 Difference]: Without dead ends: 1963 [2018-12-09 19:24:13,232 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 233 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:24:13,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1963 states. [2018-12-09 19:24:13,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1963 to 1962. [2018-12-09 19:24:13,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2018-12-09 19:24:13,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2619 transitions. [2018-12-09 19:24:13,260 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2619 transitions. Word has length 233 [2018-12-09 19:24:13,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:24:13,260 INFO L480 AbstractCegarLoop]: Abstraction has 1962 states and 2619 transitions. [2018-12-09 19:24:13,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:24:13,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2619 transitions. [2018-12-09 19:24:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-09 19:24:13,263 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:24:13,263 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 19:24:13,264 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:24:13,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:24:13,264 INFO L82 PathProgramCache]: Analyzing trace with hash -129583605, now seen corresponding path program 1 times [2018-12-09 19:24:13,264 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:24:13,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:24:13,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:24:13,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:24:13,265 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:24:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:24:13,427 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 197 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:24:13,427 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:24:13,427 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:24:13,428 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 287 with the following transitions: [2018-12-09 19:24:13,428 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [333], [335], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 19:24:13,432 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:24:13,432 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:24:13,672 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 19:24:13,672 INFO L272 AbstractInterpreter]: Visited 134 different actions 389 times. Merged at 4 different actions 7 times. Never widened. Performed 5099 root evaluator evaluations with a maximum evaluation depth of 8. Performed 5099 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 19:24:13,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:24:13,677 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 19:24:13,949 INFO L227 lantSequenceWeakener]: Weakened 283 states. On average, predicates are now at 75.41% of their original sizes. [2018-12-09 19:24:13,950 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 19:24:13,998 INFO L418 sIntCurrentIteration]: We unified 285 AI predicates to 285 [2018-12-09 19:24:13,998 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 19:24:13,999 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 19:24:13,999 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-09 19:24:13,999 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:24:13,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 19:24:14,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 19:24:14,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:24:14,000 INFO L87 Difference]: Start difference. First operand 1962 states and 2619 transitions. Second operand 10 states. [2018-12-09 19:25:15,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:15,308 INFO L93 Difference]: Finished difference Result 4870 states and 6702 transitions. [2018-12-09 19:25:15,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 19:25:15,309 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 286 [2018-12-09 19:25:15,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:15,313 INFO L225 Difference]: With dead ends: 4870 [2018-12-09 19:25:15,314 INFO L226 Difference]: Without dead ends: 3103 [2018-12-09 19:25:15,315 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 294 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-12-09 19:25:15,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3103 states. [2018-12-09 19:25:15,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3103 to 3099. [2018-12-09 19:25:15,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3099 states. [2018-12-09 19:25:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 3099 states and 3948 transitions. [2018-12-09 19:25:15,352 INFO L78 Accepts]: Start accepts. Automaton has 3099 states and 3948 transitions. Word has length 286 [2018-12-09 19:25:15,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:15,353 INFO L480 AbstractCegarLoop]: Abstraction has 3099 states and 3948 transitions. [2018-12-09 19:25:15,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 19:25:15,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3099 states and 3948 transitions. [2018-12-09 19:25:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-09 19:25:15,356 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:15,356 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 19:25:15,356 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:15,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:15,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1564473395, now seen corresponding path program 1 times [2018-12-09 19:25:15,357 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:25:15,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:15,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:15,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:15,357 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:25:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:15,452 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 19:25:15,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:25:15,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:25:15,453 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:25:15,453 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:25:15,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:25:15,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:25:15,454 INFO L87 Difference]: Start difference. First operand 3099 states and 3948 transitions. Second operand 3 states. [2018-12-09 19:25:15,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:15,941 INFO L93 Difference]: Finished difference Result 6003 states and 8056 transitions. [2018-12-09 19:25:15,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:25:15,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 291 [2018-12-09 19:25:15,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:15,949 INFO L225 Difference]: With dead ends: 6003 [2018-12-09 19:25:15,949 INFO L226 Difference]: Without dead ends: 4236 [2018-12-09 19:25:15,951 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:25:15,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4236 states. [2018-12-09 19:25:15,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4236 to 4235. [2018-12-09 19:25:15,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4235 states. [2018-12-09 19:25:15,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4235 states to 4235 states and 5469 transitions. [2018-12-09 19:25:15,998 INFO L78 Accepts]: Start accepts. Automaton has 4235 states and 5469 transitions. Word has length 291 [2018-12-09 19:25:15,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:15,998 INFO L480 AbstractCegarLoop]: Abstraction has 4235 states and 5469 transitions. [2018-12-09 19:25:15,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:25:15,999 INFO L276 IsEmpty]: Start isEmpty. Operand 4235 states and 5469 transitions. [2018-12-09 19:25:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 19:25:16,003 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:16,003 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 19:25:16,004 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:16,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:16,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1371805830, now seen corresponding path program 1 times [2018-12-09 19:25:16,004 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:25:16,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:16,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,004 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:25:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 19:25:16,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:25:16,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:25:16,085 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:25:16,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:25:16,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:25:16,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:25:16,085 INFO L87 Difference]: Start difference. First operand 4235 states and 5469 transitions. Second operand 3 states. [2018-12-09 19:25:16,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:16,736 INFO L93 Difference]: Finished difference Result 9027 states and 12197 transitions. [2018-12-09 19:25:16,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:25:16,737 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 328 [2018-12-09 19:25:16,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:16,763 INFO L225 Difference]: With dead ends: 9027 [2018-12-09 19:25:16,763 INFO L226 Difference]: Without dead ends: 6124 [2018-12-09 19:25:16,767 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:25:16,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6124 states. [2018-12-09 19:25:16,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6124 to 5748. [2018-12-09 19:25:16,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5748 states. [2018-12-09 19:25:16,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5748 states to 5748 states and 7472 transitions. [2018-12-09 19:25:16,836 INFO L78 Accepts]: Start accepts. Automaton has 5748 states and 7472 transitions. Word has length 328 [2018-12-09 19:25:16,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:16,836 INFO L480 AbstractCegarLoop]: Abstraction has 5748 states and 7472 transitions. [2018-12-09 19:25:16,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:25:16,836 INFO L276 IsEmpty]: Start isEmpty. Operand 5748 states and 7472 transitions. [2018-12-09 19:25:16,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2018-12-09 19:25:16,843 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:16,843 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 19:25:16,844 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:16,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:16,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1172446445, now seen corresponding path program 1 times [2018-12-09 19:25:16,844 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:25:16,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:16,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,845 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:25:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:17,020 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-09 19:25:17,021 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:25:17,021 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:25:17,021 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 384 with the following transitions: [2018-12-09 19:25:17,021 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [333], [335], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [931], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [986], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 19:25:17,024 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:25:17,024 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:25:17,254 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 19:25:17,254 INFO L272 AbstractInterpreter]: Visited 179 different actions 700 times. Merged at 6 different actions 14 times. Never widened. Performed 9704 root evaluator evaluations with a maximum evaluation depth of 8. Performed 9704 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 4 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-09 19:25:17,291 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:17,291 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 19:25:17,500 INFO L227 lantSequenceWeakener]: Weakened 380 states. On average, predicates are now at 75.31% of their original sizes. [2018-12-09 19:25:17,501 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 19:25:17,545 INFO L418 sIntCurrentIteration]: We unified 382 AI predicates to 382 [2018-12-09 19:25:17,545 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 19:25:17,546 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 19:25:17,546 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2018-12-09 19:25:17,546 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:25:17,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 19:25:17,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 19:25:17,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:25:17,547 INFO L87 Difference]: Start difference. First operand 5748 states and 7472 transitions. Second operand 10 states. [2018-12-09 19:26:59,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:26:59,973 INFO L93 Difference]: Finished difference Result 11504 states and 15447 transitions. [2018-12-09 19:26:59,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 19:26:59,973 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 383 [2018-12-09 19:26:59,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:26:59,984 INFO L225 Difference]: With dead ends: 11504 [2018-12-09 19:26:59,984 INFO L226 Difference]: Without dead ends: 7088 [2018-12-09 19:26:59,988 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 391 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-12-09 19:26:59,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7088 states. [2018-12-09 19:27:00,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7088 to 7080. [2018-12-09 19:27:00,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7080 states. [2018-12-09 19:27:00,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7080 states to 7080 states and 9066 transitions. [2018-12-09 19:27:00,063 INFO L78 Accepts]: Start accepts. Automaton has 7080 states and 9066 transitions. Word has length 383 [2018-12-09 19:27:00,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:27:00,063 INFO L480 AbstractCegarLoop]: Abstraction has 7080 states and 9066 transitions. [2018-12-09 19:27:00,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 19:27:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 7080 states and 9066 transitions. [2018-12-09 19:27:00,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-09 19:27:00,071 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:27:00,071 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 19:27:00,071 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:27:00,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:27:00,071 INFO L82 PathProgramCache]: Analyzing trace with hash -459937206, now seen corresponding path program 1 times [2018-12-09 19:27:00,071 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:27:00,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:27:00,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:27:00,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:27:00,072 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:27:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:27:00,211 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 19:27:00,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:27:00,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:27:00,211 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:27:00,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:27:00,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:27:00,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:27:00,212 INFO L87 Difference]: Start difference. First operand 7080 states and 9066 transitions. Second operand 3 states. [2018-12-09 19:27:00,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:27:00,691 INFO L93 Difference]: Finished difference Result 13011 states and 17308 transitions. [2018-12-09 19:27:00,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:27:00,692 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 413 [2018-12-09 19:27:00,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:27:00,692 INFO L225 Difference]: With dead ends: 13011 [2018-12-09 19:27:00,692 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 19:27:00,705 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:27:00,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 19:27:00,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 19:27:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 19:27:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 19:27:00,706 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 413 [2018-12-09 19:27:00,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:27:00,706 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 19:27:00,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:27:00,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 19:27:00,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 19:27:00,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 19:27:01,194 WARN L180 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 82 [2018-12-09 19:27:01,235 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:27:01,235 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a25~0)| ~a25~0) [2018-12-09 19:27:01,235 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:27:01,235 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-09 19:27:01,236 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,237 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-09 19:27:01,238 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,239 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,240 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse1 (= 1 |old(~a4~0)|))) (let ((.cse2 (< 0 (+ |old(~a23~0)| 43))) (.cse0 (<= (+ ~a23~0 43) 0)) (.cse5 (= 13 |old(~a25~0)|)) (.cse6 (< 245 |old(~a29~0)|)) (.cse4 (= ~a4~0 1)) (.cse7 (not (= 15 ~a8~0))) (.cse8 (not (= 1 ~a3~0))) (.cse9 (not (= 312 |old(~a23~0)|))) (.cse10 (not .cse1)) (.cse11 (= 0 |old(~a25~0)|)) (.cse12 (= |calculate_output_#in~input| 0)) (.cse3 (= |old(~a25~0)| ~a25~0))) (and (or (<= ~a29~0 130) (< 130 |old(~a29~0)|)) (or .cse0 .cse1 .cse2) (or .cse1 (and .cse3 (not .cse4))) (or .cse0 .cse2 .cse5) (or (< |old(~a23~0)| 307) (and .cse3 (<= 307 ~a23~0))) (or (or .cse6 .cse2) .cse0) (or (< 277 ~a29~0) .cse5 (<= |old(~a29~0)| 277)) (or .cse3 .cse5) (or .cse6 (and .cse3 (<= ~a29~0 245))) (or (and (= ~a23~0 312) .cse4) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (or (or .cse7 .cse8 .cse9 .cse10 (not (= 130 |old(~a29~0)|))) .cse11 .cse12 (or (= ~a29~0 130) (= ~a25~0 13))) (or (< |old(~a29~0)| 99912) (and (<= 99912 ~a29~0) .cse3))))) [2018-12-09 19:27:01,240 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,241 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-09 19:27:01,242 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,243 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,244 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,245 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,246 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= ~a4~0 1) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-09 19:27:01,247 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:27:01,247 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (and (= ~a23~0 312) (= ~a29~0 130) (= ~a4~0 1) (= ~a25~0 10)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-09 19:27:01,247 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 19:27:01,248 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= ~a25~0 13)) (<= 99912 ~a29~0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (<= ~a29~0 245) (not (= ~a4~0 1)) (<= 307 ~a23~0)) [2018-12-09 19:27:01,248 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-09 19:27:01,248 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-09 19:27:01,248 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= ~a25~0 13)) (<= 99912 ~a29~0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (<= ~a29~0 245) (not (= ~a4~0 1)) (<= 307 ~a23~0)) [2018-12-09 19:27:01,248 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 19:27:01,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:27:01 BoogieIcfgContainer [2018-12-09 19:27:01,255 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:27:01,256 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:27:01,256 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:27:01,256 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:27:01,256 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:23:40" (3/4) ... [2018-12-09 19:27:01,259 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 19:27:01,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 19:27:01,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 19:27:01,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 19:27:01,273 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 19:27:01,274 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 19:27:01,299 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(10 == \old(a25)) || !(a25 == 13)) || 99912 <= a29) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29))) || a29 <= 245) || !(a4 == 1)) || 307 <= a23 [2018-12-09 19:27:01,368 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d6f130da-c625-46f4-ae99-104d503a7375/bin-2019/utaipan/witness.graphml [2018-12-09 19:27:01,368 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:27:01,368 INFO L168 Benchmark]: Toolchain (without parser) took 202234.18 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 951.7 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 832.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:27:01,369 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:27:01,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 76.0 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -95.4 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:27:01,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:27:01,369 INFO L168 Benchmark]: Boogie Preprocessor took 52.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:27:01,370 INFO L168 Benchmark]: RCFGBuilder took 974.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 854.1 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:27:01,370 INFO L168 Benchmark]: TraceAbstraction took 200666.82 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 854.1 MB in the beginning and 4.1 GB in the end (delta: -3.3 GB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. [2018-12-09 19:27:01,370 INFO L168 Benchmark]: Witness Printer took 112.31 ms. Allocated memory is still 4.9 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:27:01,371 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 76.0 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -95.4 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 974.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 854.1 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 200666.82 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 854.1 MB in the beginning and 4.1 GB in the end (delta: -3.3 GB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. * Witness Printer took 112.31 ms. Allocated memory is still 4.9 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 147]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((((!(10 == \old(a25)) || !(a25 == 13)) || 99912 <= a29) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29))) || a29 <= 245) || !(a4 == 1)) || 307 <= a23 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 200.6s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 196.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1898 SDtfs, 4426 SDslu, 753 SDs, 0 SdLazy, 8452 SolverSat, 1452 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 186.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 951 GetRequests, 896 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7080occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.9s AbstIntTime, 3 AbstIntIterations, 3 AbstIntStrong, 0.9980317471537182 AbsIntWeakeningRatio, 0.09343715239154617 AbsIntAvgWeakeningVarsNumRemoved, 18.096774193548388 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 420 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 149 PreInvPairs, 239 NumberOfFragments, 332 HoareAnnotationTreeSize, 149 FomulaSimplifications, 3211 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1918 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 2339 NumberOfCodeBlocks, 2339 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2330 ConstructedInterpolants, 0 QuantifiedInterpolants, 1486784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 1563/1653 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...