./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ae8b9d15518dcb8efb3092579c510710d5de6c08 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:02:24,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:02:24,678 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:02:24,687 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:02:24,688 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:02:24,688 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:02:24,689 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:02:24,691 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:02:24,693 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:02:24,693 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:02:24,694 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:02:24,694 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:02:24,695 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:02:24,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:02:24,697 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:02:24,697 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:02:24,699 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:02:24,700 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:02:24,701 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:02:24,703 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:02:24,704 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:02:24,705 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:02:24,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:02:24,707 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:02:24,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:02:24,708 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:02:24,709 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:02:24,709 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:02:24,710 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:02:24,711 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:02:24,712 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:02:24,712 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:02:24,712 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:02:24,712 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:02:24,713 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:02:24,714 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:02:24,715 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 20:02:24,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:02:24,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:02:24,727 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:02:24,727 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:02:24,727 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:02:24,728 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:02:24,728 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 20:02:24,728 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:02:24,728 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:02:24,728 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:02:24,728 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:02:24,729 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:02:24,729 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:02:24,729 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:02:24,729 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:02:24,729 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:02:24,729 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:02:24,729 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:02:24,730 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:02:24,730 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:02:24,730 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:02:24,730 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:02:24,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:02:24,730 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:02:24,730 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:02:24,731 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:02:24,731 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 20:02:24,731 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:02:24,731 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:02:24,731 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer 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 -> Automizer 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 -> ae8b9d15518dcb8efb3092579c510710d5de6c08 [2018-10-26 20:02:24,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:02:24,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:02:24,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:02:24,775 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:02:24,775 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:02:24,776 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c [2018-10-26 20:02:24,831 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/data/bd8607ad1/9b26c49ff6a844b08526e739db5d082b/FLAGe627de3c9 [2018-10-26 20:02:25,339 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:02:25,341 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c [2018-10-26 20:02:25,355 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/data/bd8607ad1/9b26c49ff6a844b08526e739db5d082b/FLAGe627de3c9 [2018-10-26 20:02:25,374 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/data/bd8607ad1/9b26c49ff6a844b08526e739db5d082b [2018-10-26 20:02:25,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:02:25,379 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 20:02:25,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:02:25,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:02:25,387 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:02:25,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:25,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c08c221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25, skipping insertion in model container [2018-10-26 20:02:25,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:25,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:02:25,442 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:02:25,807 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:02:25,811 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:02:25,918 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:02:25,940 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:02:25,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25 WrapperNode [2018-10-26 20:02:25,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:02:25,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:02:25,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:02:25,941 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:02:25,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:25,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:25,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:25,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:26,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:26,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:26,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... [2018-10-26 20:02:26,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:02:26,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:02:26,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:02:26,132 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:02:26,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/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 [2018-10-26 20:02:26,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:02:26,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:02:26,175 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-26 20:02:26,175 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:02:26,175 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-26 20:02:26,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 20:02:26,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 20:02:26,175 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 20:02:26,175 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:02:26,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:02:26,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:02:29,058 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:02:29,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:02:29 BoogieIcfgContainer [2018-10-26 20:02:29,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:02:29,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:02:29,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:02:29,071 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:02:29,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:02:25" (1/3) ... [2018-10-26 20:02:29,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186fc2bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:02:29, skipping insertion in model container [2018-10-26 20:02:29,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:02:25" (2/3) ... [2018-10-26 20:02:29,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186fc2bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:02:29, skipping insertion in model container [2018-10-26 20:02:29,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:02:29" (3/3) ... [2018-10-26 20:02:29,077 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label24_true-unreach-call_false-termination.c [2018-10-26 20:02:29,086 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:02:29,099 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:02:29,117 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:02:29,154 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:02:29,155 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:02:29,155 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:02:29,155 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:02:29,156 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:02:29,156 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:02:29,156 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:02:29,157 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:02:29,157 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:02:29,180 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-26 20:02:29,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 20:02:29,191 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:29,192 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] [2018-10-26 20:02:29,194 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:29,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:29,200 INFO L82 PathProgramCache]: Analyzing trace with hash -1658764377, now seen corresponding path program 1 times [2018-10-26 20:02:29,202 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:29,203 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:29,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:29,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:29,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:29,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:29,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:29,683 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:29,687 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:29,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:29,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:29,704 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-26 20:02:30,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:30,726 INFO L93 Difference]: Finished difference Result 621 states and 1060 transitions. [2018-10-26 20:02:30,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:30,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2018-10-26 20:02:30,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:30,740 INFO L225 Difference]: With dead ends: 621 [2018-10-26 20:02:30,740 INFO L226 Difference]: Without dead ends: 382 [2018-10-26 20:02:30,745 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:30,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-10-26 20:02:30,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 381. [2018-10-26 20:02:30,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-10-26 20:02:30,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 637 transitions. [2018-10-26 20:02:30,801 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 637 transitions. Word has length 121 [2018-10-26 20:02:30,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:30,802 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 637 transitions. [2018-10-26 20:02:30,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 637 transitions. [2018-10-26 20:02:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 20:02:30,807 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:30,807 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-26 20:02:30,808 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:30,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:30,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1422747334, now seen corresponding path program 1 times [2018-10-26 20:02:30,808 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:30,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:30,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:30,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:30,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:31,137 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:31,137 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:31,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 20:02:31,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 20:02:31,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 20:02:31,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:02:31,141 INFO L87 Difference]: Start difference. First operand 381 states and 637 transitions. Second operand 5 states. [2018-10-26 20:02:32,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:32,091 INFO L93 Difference]: Finished difference Result 901 states and 1555 transitions. [2018-10-26 20:02:32,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:32,092 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2018-10-26 20:02:32,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:32,096 INFO L225 Difference]: With dead ends: 901 [2018-10-26 20:02:32,096 INFO L226 Difference]: Without dead ends: 380 [2018-10-26 20:02:32,100 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:02:32,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-10-26 20:02:32,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-10-26 20:02:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-10-26 20:02:32,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 632 transitions. [2018-10-26 20:02:32,118 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 632 transitions. Word has length 130 [2018-10-26 20:02:32,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:32,118 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 632 transitions. [2018-10-26 20:02:32,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 20:02:32,119 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 632 transitions. [2018-10-26 20:02:32,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 20:02:32,123 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:32,124 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:32,124 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:32,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:32,124 INFO L82 PathProgramCache]: Analyzing trace with hash -2099227971, now seen corresponding path program 1 times [2018-10-26 20:02:32,124 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:32,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:32,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:32,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:32,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:32,404 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-26 20:02:32,862 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:32,863 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:32,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:02:32,863 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:02:32,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:02:32,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:02:32,864 INFO L87 Difference]: Start difference. First operand 380 states and 632 transitions. Second operand 6 states. [2018-10-26 20:02:34,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:34,676 INFO L93 Difference]: Finished difference Result 1184 states and 2066 transitions. [2018-10-26 20:02:34,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 20:02:34,678 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-10-26 20:02:34,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:34,684 INFO L225 Difference]: With dead ends: 1184 [2018-10-26 20:02:34,684 INFO L226 Difference]: Without dead ends: 810 [2018-10-26 20:02:34,687 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-26 20:02:34,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2018-10-26 20:02:34,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 800. [2018-10-26 20:02:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-10-26 20:02:34,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1274 transitions. [2018-10-26 20:02:34,728 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1274 transitions. Word has length 155 [2018-10-26 20:02:34,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:34,729 INFO L481 AbstractCegarLoop]: Abstraction has 800 states and 1274 transitions. [2018-10-26 20:02:34,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:02:34,729 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1274 transitions. [2018-10-26 20:02:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 20:02:34,735 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:34,736 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:34,736 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:34,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:34,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1213735243, now seen corresponding path program 1 times [2018-10-26 20:02:34,736 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:34,736 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:34,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:34,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:34,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:34,890 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:34,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:34,891 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:34,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:34,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:34,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:34,892 INFO L87 Difference]: Start difference. First operand 800 states and 1274 transitions. Second operand 3 states. [2018-10-26 20:02:36,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:36,327 INFO L93 Difference]: Finished difference Result 2306 states and 3791 transitions. [2018-10-26 20:02:36,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:36,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2018-10-26 20:02:36,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:36,343 INFO L225 Difference]: With dead ends: 2306 [2018-10-26 20:02:36,344 INFO L226 Difference]: Without dead ends: 1512 [2018-10-26 20:02:36,348 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:36,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1512 states. [2018-10-26 20:02:36,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1512 to 1507. [2018-10-26 20:02:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1507 states. [2018-10-26 20:02:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2312 transitions. [2018-10-26 20:02:36,400 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2312 transitions. Word has length 156 [2018-10-26 20:02:36,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:36,402 INFO L481 AbstractCegarLoop]: Abstraction has 1507 states and 2312 transitions. [2018-10-26 20:02:36,402 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:36,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2312 transitions. [2018-10-26 20:02:36,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 20:02:36,409 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:36,409 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:36,409 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:36,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:36,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1427113375, now seen corresponding path program 1 times [2018-10-26 20:02:36,411 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:36,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:36,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:36,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:36,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:36,703 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:36,704 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:02:36,704 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/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 [2018-10-26 20:02:36,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:36,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:02:37,010 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:37,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:02:37,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-10-26 20:02:37,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 20:02:37,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 20:02:37,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:02:37,040 INFO L87 Difference]: Start difference. First operand 1507 states and 2312 transitions. Second operand 7 states. [2018-10-26 20:02:39,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:39,139 INFO L93 Difference]: Finished difference Result 4156 states and 6509 transitions. [2018-10-26 20:02:39,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:02:39,142 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 173 [2018-10-26 20:02:39,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:39,157 INFO L225 Difference]: With dead ends: 4156 [2018-10-26 20:02:39,157 INFO L226 Difference]: Without dead ends: 2655 [2018-10-26 20:02:39,164 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 177 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-10-26 20:02:39,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2655 states. [2018-10-26 20:02:39,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2655 to 2502. [2018-10-26 20:02:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2502 states. [2018-10-26 20:02:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2502 states and 3703 transitions. [2018-10-26 20:02:39,240 INFO L78 Accepts]: Start accepts. Automaton has 2502 states and 3703 transitions. Word has length 173 [2018-10-26 20:02:39,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:39,240 INFO L481 AbstractCegarLoop]: Abstraction has 2502 states and 3703 transitions. [2018-10-26 20:02:39,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 20:02:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 3703 transitions. [2018-10-26 20:02:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 20:02:39,249 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:39,249 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:39,250 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:39,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:39,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1854603980, now seen corresponding path program 1 times [2018-10-26 20:02:39,250 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:39,250 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:39,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:39,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:39,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 67 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 20:02:39,408 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:02:39,409 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:02:39,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:39,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:02:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 79 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:39,714 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 20:02:39,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-10-26 20:02:39,715 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-26 20:02:39,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-26 20:02:39,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-10-26 20:02:39,715 INFO L87 Difference]: Start difference. First operand 2502 states and 3703 transitions. Second operand 9 states. [2018-10-26 20:02:40,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:40,454 INFO L93 Difference]: Finished difference Result 4931 states and 7580 transitions. [2018-10-26 20:02:40,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:02:40,462 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 195 [2018-10-26 20:02:40,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:40,463 INFO L225 Difference]: With dead ends: 4931 [2018-10-26 20:02:40,463 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 20:02:40,477 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 196 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-10-26 20:02:40,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 20:02:40,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 20:02:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 20:02:40,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 20:02:40,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 195 [2018-10-26 20:02:40,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:40,479 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 20:02:40,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-26 20:02:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 20:02:40,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:02:40,485 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 20:02:40,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:40,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:40,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:40,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:40,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:40,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:40,699 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 20:02:40,839 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2018-10-26 20:02:40,902 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:02:40,902 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0)) [2018-10-26 20:02:40,902 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:02:40,902 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-26 20:02:40,903 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-26 20:02:40,904 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-26 20:02:40,905 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-26 20:02:40,906 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-26 20:02:40,910 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-26 20:02:40,911 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-26 20:02:40,912 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-26 20:02:40,913 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-26 20:02:40,914 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 514) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,915 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-26 20:02:40,916 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-26 20:02:40,917 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-26 20:02:40,918 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-26 20:02:40,918 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-26 20:02:40,925 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-26 20:02:40,925 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse1 (= |old(~a11~0)| ~a11~0)) (.cse2 (= |old(~a17~0)| ~a17~0)) (.cse4 (< 8 |old(~a17~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse3 (not (= 1 |old(~a25~0)|))) (.cse5 (= 9 |old(~a28~0)|))) (and (or .cse0 (and .cse1 .cse2 (= 1 ~a25~0)) .cse3 .cse4) (or .cse0 (< |old(~a17~0)| 8) (and .cse1 .cse2) .cse4) (or .cse0 (and .cse1 .cse2 (not (= ~a28~0 9))) .cse5 .cse4) (or .cse0 .cse3 (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and (= 9 ~a28~0) (= 1 ~a19~0)) (not .cse5) (not (= 1 |old(~a11~0)|))))) [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-26 20:02:40,926 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,927 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-26 20:02:40,928 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-26 20:02:40,929 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-26 20:02:40,930 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-26 20:02:40,930 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:02:40,932 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a17~0) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-10-26 20:02:40,932 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 20:02:40,932 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:02:40,933 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (< |old(~a17~0)| 8) (= 9 |old(~a28~0)|) (< 8 |old(~a17~0)|) (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (not (= ~a28~0 9)))) [2018-10-26 20:02:40,933 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-26 20:02:40,933 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (< |old(~a17~0)| 8) (= 9 |old(~a28~0)|) (and (= 1 ~a25~0) .cse0) (< 8 |old(~a17~0)|) (and .cse0 (not (= ~a28~0 9))) (and (<= 8 ~a17~0) .cse0))) [2018-10-26 20:02:40,933 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-26 20:02:40,933 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-26 20:02:40,933 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (< |old(~a17~0)| 8) (= 9 |old(~a28~0)|) (and (= 1 ~a25~0) .cse0) (< 8 |old(~a17~0)|) (and .cse0 (not (= ~a28~0 9))) (and (<= 8 ~a17~0) .cse0))) [2018-10-26 20:02:40,933 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-26 20:02:40,933 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-26 20:02:40,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 08:02:40 BoogieIcfgContainer [2018-10-26 20:02:40,952 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 20:02:40,953 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:02:40,953 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:02:40,953 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:02:40,953 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:02:29" (3/4) ... [2018-10-26 20:02:40,963 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:02:40,970 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 20:02:40,970 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-10-26 20:02:40,971 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 20:02:40,981 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-10-26 20:02:40,982 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 20:02:41,007 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(1 == a21) || 1 == \old(a11)) || \old(a17) < 8) || 9 == \old(a28)) || (1 == a25 && a17 <= 8)) || 8 < \old(a17)) || (a17 <= 8 && !(a28 == 9))) || (8 <= a17 && a17 <= 8) [2018-10-26 20:02:41,116 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_19034be8-3ea4-4cdf-974e-15d7175132f9/bin-2019/uautomizer/witness.graphml [2018-10-26 20:02:41,116 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:02:41,117 INFO L168 Benchmark]: Toolchain (without parser) took 15738.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -108.9 MB). Peak memory consumption was 101.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:02:41,117 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:02:41,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 928.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:02:41,118 INFO L168 Benchmark]: Boogie Preprocessor took 185.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -207.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:02:41,118 INFO L168 Benchmark]: RCFGBuilder took 2932.43 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: 96.8 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:02:41,118 INFO L168 Benchmark]: TraceAbstraction took 11892.87 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -46.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:02:41,119 INFO L168 Benchmark]: Witness Printer took 163.33 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:02:41,120 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 559.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 928.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 185.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -207.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2932.43 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: 96.8 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11892.87 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -46.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Witness Printer took 163.33 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 514]: 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: 606]: Loop Invariant Derived loop invariant: ((((((!(1 == a21) || 1 == \old(a11)) || \old(a17) < 8) || 9 == \old(a28)) || (1 == a25 && a17 <= 8)) || 8 < \old(a17)) || (a17 <= 8 && !(a28 == 9))) || (8 <= a17 && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 11.7s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 8.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 930 SDtfs, 3794 SDslu, 588 SDs, 0 SdLazy, 3918 SolverSat, 1142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 421 GetRequests, 384 SyntacticMatches, 8 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2502occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 71 PreInvPairs, 139 NumberOfFragments, 237 HoareAnnotationTreeSize, 71 FomulaSimplifications, 1846 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 511 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1298 NumberOfCodeBlocks, 1298 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1290 ConstructedInterpolants, 0 QuantifiedInterpolants, 741274 SizeOfPredicates, 3 NumberOfNonLiveVariables, 824 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 316/329 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...