./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/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 5c739325db675539f25b419a33c8766e100c13e7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:16:10,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:16:10,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:16:10,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:16:10,060 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:16:10,061 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:16:10,061 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:16:10,062 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:16:10,063 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:16:10,064 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:16:10,065 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:16:10,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:16:10,066 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:16:10,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:16:10,067 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:16:10,068 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:16:10,068 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:16:10,070 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:16:10,071 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:16:10,072 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:16:10,073 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:16:10,074 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:16:10,076 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:16:10,076 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:16:10,076 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:16:10,077 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:16:10,078 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:16:10,078 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:16:10,079 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:16:10,080 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:16:10,080 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:16:10,080 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:16:10,080 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:16:10,081 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:16:10,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:16:10,082 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:16:10,083 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:16:10,093 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:16:10,093 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:16:10,094 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:16:10,094 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:16:10,094 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:16:10,094 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:16:10,094 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:16:10,094 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:16:10,094 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:16:10,095 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:16:10,095 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:16:10,095 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:16:10,095 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:16:10,095 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:16:10,096 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:16:10,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:16:10,099 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:16:10,099 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:16:10,099 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:16:10,099 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:16:10,099 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:16:10,099 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:16:10,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:16:10,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:16:10,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:16:10,100 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:16:10,100 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:16:10,100 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:16:10,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:16:10,100 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:16:10,101 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_d514001b-962c-403f-9f71-93b95f037bbf/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 -> 5c739325db675539f25b419a33c8766e100c13e7 [2018-11-18 15:16:10,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:16:10,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:16:10,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:16:10,137 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:16:10,138 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:16:10,138 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c [2018-11-18 15:16:10,180 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/data/9acd50e20/2b2e80e13f5b409bb678605a66ff38ca/FLAG81cc7c834 [2018-11-18 15:16:10,637 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:16:10,638 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c [2018-11-18 15:16:10,647 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/data/9acd50e20/2b2e80e13f5b409bb678605a66ff38ca/FLAG81cc7c834 [2018-11-18 15:16:11,159 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/data/9acd50e20/2b2e80e13f5b409bb678605a66ff38ca [2018-11-18 15:16:11,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:16:11,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:16:11,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:16:11,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:16:11,165 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:16:11,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95268b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11, skipping insertion in model container [2018-11-18 15:16:11,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:16:11,207 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:16:11,448 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:16:11,452 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:16:11,517 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:16:11,526 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:16:11,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11 WrapperNode [2018-11-18 15:16:11,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:16:11,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:16:11,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:16:11,527 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:16:11,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:16:11,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:16:11,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:16:11,604 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:16:11,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... [2018-11-18 15:16:11,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:16:11,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:16:11,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:16:11,655 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:16:11,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:16:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:16:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:16:11,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:16:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 15:16:11,690 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 15:16:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:16:11,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:16:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:16:11,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:16:12,607 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:16:12,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:16:12 BoogieIcfgContainer [2018-11-18 15:16:12,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:16:12,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:16:12,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:16:12,611 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:16:12,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:16:11" (1/3) ... [2018-11-18 15:16:12,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc50df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:16:12, skipping insertion in model container [2018-11-18 15:16:12,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:16:11" (2/3) ... [2018-11-18 15:16:12,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc50df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:16:12, skipping insertion in model container [2018-11-18 15:16:12,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:16:12" (3/3) ... [2018-11-18 15:16:12,614 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label43_true-unreach-call_false-termination.c [2018-11-18 15:16:12,622 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:16:12,628 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:16:12,642 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:16:12,671 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:16:12,671 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:16:12,671 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:16:12,671 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:16:12,671 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:16:12,672 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:16:12,672 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:16:12,672 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:16:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-18 15:16:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:16:12,700 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:12,702 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:16:12,704 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:12,709 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:12,709 INFO L82 PathProgramCache]: Analyzing trace with hash -728863603, now seen corresponding path program 1 times [2018-11-18 15:16:12,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:16:12,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:12,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:12,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:12,750 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:16:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:16:13,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:13,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:16:13,089 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:16:13,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:16:13,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:16:13,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:16:13,108 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-18 15:16:13,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:13,629 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-18 15:16:13,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:16:13,630 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2018-11-18 15:16:13,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:13,641 INFO L225 Difference]: With dead ends: 550 [2018-11-18 15:16:13,642 INFO L226 Difference]: Without dead ends: 340 [2018-11-18 15:16:13,645 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:16:13,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-18 15:16:13,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-18 15:16:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-18 15:16:13,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 569 transitions. [2018-11-18 15:16:13,694 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 569 transitions. Word has length 135 [2018-11-18 15:16:13,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:13,695 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 569 transitions. [2018-11-18 15:16:13,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:16:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 569 transitions. [2018-11-18 15:16:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 15:16:13,699 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:13,700 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:16:13,700 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:13,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:13,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1239777290, now seen corresponding path program 1 times [2018-11-18 15:16:13,701 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:16:13,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:13,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:13,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:13,702 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:16:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:16:13,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:13,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:16:13,816 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:16:13,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:16:13,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:16:13,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:16:13,819 INFO L87 Difference]: Start difference. First operand 340 states and 569 transitions. Second operand 5 states. [2018-11-18 15:16:14,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:14,403 INFO L93 Difference]: Finished difference Result 1079 states and 1888 transitions. [2018-11-18 15:16:14,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:16:14,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 145 [2018-11-18 15:16:14,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:14,408 INFO L225 Difference]: With dead ends: 1079 [2018-11-18 15:16:14,409 INFO L226 Difference]: Without dead ends: 745 [2018-11-18 15:16:14,411 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:16:14,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-11-18 15:16:14,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 733. [2018-11-18 15:16:14,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2018-11-18 15:16:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1163 transitions. [2018-11-18 15:16:14,440 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1163 transitions. Word has length 145 [2018-11-18 15:16:14,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:14,440 INFO L480 AbstractCegarLoop]: Abstraction has 733 states and 1163 transitions. [2018-11-18 15:16:14,440 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:16:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1163 transitions. [2018-11-18 15:16:14,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:16:14,444 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:14,445 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:16:14,445 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:14,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:14,445 INFO L82 PathProgramCache]: Analyzing trace with hash 908178559, now seen corresponding path program 1 times [2018-11-18 15:16:14,445 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:16:14,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:14,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:14,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:14,446 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:16:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:16:14,542 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:16:14,542 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:16:14,543 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 172 with the following transitions: [2018-11-18 15:16:14,545 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [717], [719], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 15:16:14,572 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:16:14,573 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:16:15,144 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 15:16:15,145 INFO L272 AbstractInterpreter]: Visited 139 different actions 271 times. Merged at 4 different actions 4 times. Never widened. Performed 3609 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3609 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-18 15:16:15,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:15,157 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 15:16:15,558 INFO L227 lantSequenceWeakener]: Weakened 168 states. On average, predicates are now at 82.13% of their original sizes. [2018-11-18 15:16:15,558 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 15:16:15,638 INFO L415 sIntCurrentIteration]: We unified 170 AI predicates to 170 [2018-11-18 15:16:15,638 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 15:16:15,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:16:15,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 15:16:15,639 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:16:15,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 15:16:15,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 15:16:15,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:16:15,640 INFO L87 Difference]: Start difference. First operand 733 states and 1163 transitions. Second operand 10 states. [2018-11-18 15:16:19,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:19,613 INFO L93 Difference]: Finished difference Result 2801 states and 4501 transitions. [2018-11-18 15:16:19,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 15:16:19,614 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 171 [2018-11-18 15:16:19,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:19,622 INFO L225 Difference]: With dead ends: 2801 [2018-11-18 15:16:19,622 INFO L226 Difference]: Without dead ends: 2074 [2018-11-18 15:16:19,625 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 180 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-18 15:16:19,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2074 states. [2018-11-18 15:16:19,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2074 to 2043. [2018-11-18 15:16:19,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2043 states. [2018-11-18 15:16:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 2043 states and 2623 transitions. [2018-11-18 15:16:19,673 INFO L78 Accepts]: Start accepts. Automaton has 2043 states and 2623 transitions. Word has length 171 [2018-11-18 15:16:19,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:19,673 INFO L480 AbstractCegarLoop]: Abstraction has 2043 states and 2623 transitions. [2018-11-18 15:16:19,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 15:16:19,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2623 transitions. [2018-11-18 15:16:19,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 15:16:19,679 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:19,679 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:16:19,679 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:19,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:19,680 INFO L82 PathProgramCache]: Analyzing trace with hash -312801468, now seen corresponding path program 1 times [2018-11-18 15:16:19,680 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:16:19,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:19,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:19,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:19,681 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:16:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:16:19,790 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:16:19,790 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:16:19,790 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-11-18 15:16:19,790 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [717], [719], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 15:16:19,795 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:16:19,795 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:16:19,956 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 15:16:19,956 INFO L272 AbstractInterpreter]: Visited 140 different actions 274 times. Merged at 5 different actions 5 times. Never widened. Performed 3489 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3489 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-18 15:16:19,957 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:19,957 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 15:16:20,154 INFO L227 lantSequenceWeakener]: Weakened 181 states. On average, predicates are now at 82.08% of their original sizes. [2018-11-18 15:16:20,154 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 15:16:20,204 INFO L415 sIntCurrentIteration]: We unified 183 AI predicates to 183 [2018-11-18 15:16:20,204 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 15:16:20,204 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:16:20,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 15:16:20,205 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:16:20,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 15:16:20,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 15:16:20,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:16:20,205 INFO L87 Difference]: Start difference. First operand 2043 states and 2623 transitions. Second operand 10 states. [2018-11-18 15:16:22,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:22,720 INFO L93 Difference]: Finished difference Result 4085 states and 5313 transitions. [2018-11-18 15:16:22,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 15:16:22,721 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 184 [2018-11-18 15:16:22,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:22,727 INFO L225 Difference]: With dead ends: 4085 [2018-11-18 15:16:22,727 INFO L226 Difference]: Without dead ends: 2184 [2018-11-18 15:16:22,731 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 191 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-18 15:16:22,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2184 states. [2018-11-18 15:16:22,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2184 to 2181. [2018-11-18 15:16:22,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2181 states. [2018-11-18 15:16:22,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 2181 states and 2777 transitions. [2018-11-18 15:16:22,769 INFO L78 Accepts]: Start accepts. Automaton has 2181 states and 2777 transitions. Word has length 184 [2018-11-18 15:16:22,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:22,770 INFO L480 AbstractCegarLoop]: Abstraction has 2181 states and 2777 transitions. [2018-11-18 15:16:22,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 15:16:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2777 transitions. [2018-11-18 15:16:22,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 15:16:22,774 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:22,774 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:16:22,774 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:22,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:22,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1263720055, now seen corresponding path program 1 times [2018-11-18 15:16:22,775 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:16:22,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:22,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:22,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:22,776 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:16:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:22,922 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:16:22,922 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:16:22,922 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:16:22,922 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 197 with the following transitions: [2018-11-18 15:16:22,923 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [717], [719], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-18 15:16:22,926 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:16:22,927 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:16:23,112 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 15:16:23,112 INFO L272 AbstractInterpreter]: Visited 142 different actions 420 times. Merged at 7 different actions 18 times. Never widened. Performed 5533 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5533 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 2 different actions. Largest state had 42 variables. [2018-11-18 15:16:23,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:23,118 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 15:16:23,119 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:16:23,119 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:16:23,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:23,126 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 15:16:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:23,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:16:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 15:16:23,271 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 15:16:23,359 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:16:23,376 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 15:16:23,376 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-11-18 15:16:23,376 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 15:16:23,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 15:16:23,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 15:16:23,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-18 15:16:23,377 INFO L87 Difference]: Start difference. First operand 2181 states and 2777 transitions. Second operand 8 states. [2018-11-18 15:16:25,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:25,242 INFO L93 Difference]: Finished difference Result 7193 states and 9811 transitions. [2018-11-18 15:16:25,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 15:16:25,243 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 196 [2018-11-18 15:16:25,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:25,243 INFO L225 Difference]: With dead ends: 7193 [2018-11-18 15:16:25,243 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:16:25,260 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-11-18 15:16:25,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:16:25,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:16:25,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:16:25,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:16:25,261 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 196 [2018-11-18 15:16:25,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:25,261 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:16:25,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 15:16:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:16:25,261 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:16:25,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:16:25,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:25,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:25,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:26,155 WARN L180 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 78 [2018-11-18 15:16:26,265 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:16:26,265 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0)) [2018-11-18 15:16:26,265 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:16:26,265 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-18 15:16:26,265 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 15:16:26,266 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-18 15:16:26,267 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-18 15:16:26,268 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,269 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,270 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,271 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,272 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,273 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-18 15:16:26,274 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse16 (= |old(~a8~0)| ~a8~0))) (let ((.cse0 (= 6 |old(~a16~0)|)) (.cse10 (= 13 |old(~a8~0)|)) (.cse11 (not (= 1 |old(~a7~0)|))) (.cse3 (not (= 1 |old(~a20~0)|))) (.cse1 (and (= ~a7~0 |old(~a7~0)|) .cse16)) (.cse4 (= ~a17~0 1)) (.cse5 (= ~a21~0 1)) (.cse6 (= ~a20~0 1)) (.cse14 (= ~a16~0 5)) (.cse8 (= |calculate_output_#in~input| 0)) (.cse12 (not (= 0 |old(~a7~0)|))) (.cse2 (not (= 1 |old(~a21~0)|))) (.cse13 (not (= 15 |old(~a8~0)|))) (.cse15 (not (= 5 |old(~a16~0)|))) (.cse7 (not (= 8 ~a12~0))) (.cse9 (not (= 1 |old(~a17~0)|)))) (and (or .cse0 .cse1) (or .cse2 .cse3 (= 0 |old(~a16~0)|) (and (not (= ~a16~0 0)) .cse4 .cse5 .cse6) .cse7 .cse8 (= 0 |old(~a8~0)|) .cse9) (or .cse0 (not (= ~a16~0 6))) (or .cse10 .cse1) (or (= ~a16~0 4) (or .cse2 .cse3 (not (= 4 |old(~a16~0)|)) (not .cse10)) .cse7 .cse11 .cse8 .cse9) (or .cse12 .cse2 .cse7 .cse8 .cse9 .cse3 .cse13 .cse14 .cse15) (or .cse11 (and (= 1 ~a7~0) .cse16)) (or .cse2 .cse3 .cse7 .cse1 .cse8 .cse9) (or (and .cse4 .cse5 (or .cse6 (= ~a20~0 0)) .cse14) .cse8 (or .cse12 .cse2 .cse13 (not (= 0 |old(~a20~0)|)) .cse15 .cse7 .cse9))))) [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 15:16:26,275 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-18 15:16:26,276 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 560) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:16:26,277 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a7~0 0) (= ~a8~0 15) (= ~a17~0 1) (= ~a12~0 8) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) [2018-11-18 15:16:26,277 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:16:26,278 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:16:26,278 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (and (= ~a7~0 |old(~a7~0)|) (= ~a8~0 15) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-18 15:16:26,278 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-18 15:16:26,278 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (and (not (= main_~input~0 0)) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1)) (not (= 1 |old(~a17~0)|)) (not (= ~a8~0 13)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (= 1 ~a7~0) (not (= 5 |old(~a16~0)|)) (not (= ~a16~0 6))) [2018-11-18 15:16:26,278 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-18 15:16:26,278 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-18 15:16:26,278 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-18 15:16:26,278 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (and (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1)) (not (= 1 |old(~a17~0)|)) (not (= ~a8~0 13)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (= 1 ~a7~0) (not (= 5 |old(~a16~0)|)) (not (= ~a16~0 6))) [2018-11-18 15:16:26,278 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-18 15:16:26,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:16:26 BoogieIcfgContainer [2018-11-18 15:16:26,287 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:16:26,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:16:26,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:16:26,288 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:16:26,288 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:16:12" (3/4) ... [2018-11-18 15:16:26,291 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:16:26,296 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:16:26,296 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 15:16:26,297 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:16:26,305 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 15:16:26,306 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:16:26,326 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(0 == \old(a7)) || !(1 == \old(a21))) || !(8 == a12)) || ((a17 == 1 && a21 == 1) && a20 == 1)) || !(1 == \old(a17))) || !(a8 == 13)) || !(1 == \old(a20))) || !(15 == \old(a8))) || 1 == a7) || !(5 == \old(a16))) || !(a16 == 6) [2018-11-18 15:16:26,395 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d514001b-962c-403f-9f71-93b95f037bbf/bin-2019/utaipan/witness.graphml [2018-11-18 15:16:26,395 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:16:26,396 INFO L168 Benchmark]: Toolchain (without parser) took 15234.14 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 1.0 GB). Free memory was 951.1 MB in the beginning and 1.6 GB in the end (delta: -623.2 MB). Peak memory consumption was 383.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:26,396 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:16:26,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.60 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 918.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:26,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 918.9 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:26,397 INFO L168 Benchmark]: Boogie Preprocessor took 50.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:26,397 INFO L168 Benchmark]: RCFGBuilder took 952.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:26,397 INFO L168 Benchmark]: TraceAbstraction took 13679.47 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 882.9 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -591.3 MB). Peak memory consumption was 291.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:26,398 INFO L168 Benchmark]: Witness Printer took 107.06 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:26,399 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.60 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 918.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 918.9 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 952.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13679.47 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 882.9 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -591.3 MB). Peak memory consumption was 291.6 MB. Max. memory is 11.5 GB. * Witness Printer took 107.06 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 560]: 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: 583]: Loop Invariant Derived loop invariant: (((((((((!(0 == \old(a7)) || !(1 == \old(a21))) || !(8 == a12)) || ((a17 == 1 && a21 == 1) && a20 == 1)) || !(1 == \old(a17))) || !(a8 == 13)) || !(1 == \old(a20))) || !(15 == \old(a8))) || 1 == a7) || !(5 == \old(a16))) || !(a16 == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 13.6s OverallTime, 5 OverallIterations, 5 TraceHistogramMax, 9.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 709 SDtfs, 4971 SDslu, 1085 SDs, 0 SdLazy, 6220 SolverSat, 1585 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 822 GetRequests, 748 SyntacticMatches, 3 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2181occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.9s AbstIntTime, 3 AbstIntIterations, 2 AbstIntStrong, 0.9972384189390812 AbsIntWeakeningRatio, 0.21529745042492918 AbsIntAvgWeakeningVarsNumRemoved, 28.861189801699716 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 46 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 77 PreInvPairs, 165 NumberOfFragments, 413 HoareAnnotationTreeSize, 77 FomulaSimplifications, 4285 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1953 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1027 NumberOfCodeBlocks, 1027 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1216 ConstructedInterpolants, 0 QuantifiedInterpolants, 341816 SizeOfPredicates, 1 NumberOfNonLiveVariables, 583 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 424/471 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...