./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_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_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/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 1ca819190f643deb29414a088c4aa6e4cb582023 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:46:19,047 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:46:19,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:46:19,057 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:46:19,058 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:46:19,058 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:46:19,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:46:19,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:46:19,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:46:19,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:46:19,063 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:46:19,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:46:19,064 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:46:19,065 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:46:19,066 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:46:19,067 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:46:19,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:46:19,069 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:46:19,071 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:46:19,072 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:46:19,073 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:46:19,074 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:46:19,076 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:46:19,076 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:46:19,077 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:46:19,077 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:46:19,078 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:46:19,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:46:19,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:46:19,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:46:19,081 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:46:19,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:46:19,082 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:46:19,082 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:46:19,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:46:19,083 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:46:19,083 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 10:46:19,096 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:46:19,096 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:46:19,097 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:46:19,097 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:46:19,097 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:46:19,097 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:46:19,098 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 10:46:19,098 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:46:19,098 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:46:19,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:46:19,098 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:46:19,099 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:46:19,099 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:46:19,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:46:19,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:46:19,100 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_fe149a1c-dd4e-493f-becf-d09536c398f2/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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2018-11-10 10:46:19,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:46:19,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:46:19,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:46:19,144 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:46:19,144 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:46:19,145 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-11-10 10:46:19,201 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/data/8c2cce555/fdf7602bd2c04b1a8c0dde7ffe4ea3f1/FLAGcb265503a [2018-11-10 10:46:19,636 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:46:19,637 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-11-10 10:46:19,648 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/data/8c2cce555/fdf7602bd2c04b1a8c0dde7ffe4ea3f1/FLAGcb265503a [2018-11-10 10:46:19,663 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/data/8c2cce555/fdf7602bd2c04b1a8c0dde7ffe4ea3f1 [2018-11-10 10:46:19,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:46:19,667 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 10:46:19,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:46:19,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:46:19,671 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:46:19,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:46:19" (1/1) ... [2018-11-10 10:46:19,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:19, skipping insertion in model container [2018-11-10 10:46:19,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:46:19" (1/1) ... [2018-11-10 10:46:19,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:46:19,724 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:46:20,008 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:46:20,012 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:46:20,095 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:46:20,110 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:46:20,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20 WrapperNode [2018-11-10 10:46:20,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:46:20,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:46:20,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:46:20,112 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:46:20,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... [2018-11-10 10:46:20,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... [2018-11-10 10:46:20,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... [2018-11-10 10:46:20,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... [2018-11-10 10:46:20,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... [2018-11-10 10:46:20,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... [2018-11-10 10:46:20,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... [2018-11-10 10:46:20,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:46:20,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:46:20,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:46:20,251 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:46:20,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/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 [2018-11-10 10:46:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:46:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:46:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 10:46:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:46:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 10:46:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 10:46:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 10:46:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 10:46:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:46:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:46:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:46:21,226 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:46:21,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:46:21 BoogieIcfgContainer [2018-11-10 10:46:21,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:46:21,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 10:46:21,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 10:46:21,231 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 10:46:21,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:46:19" (1/3) ... [2018-11-10 10:46:21,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39928222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:46:21, skipping insertion in model container [2018-11-10 10:46:21,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:46:20" (2/3) ... [2018-11-10 10:46:21,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39928222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:46:21, skipping insertion in model container [2018-11-10 10:46:21,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:46:21" (3/3) ... [2018-11-10 10:46:21,234 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label07_true-unreach-call_false-termination.c [2018-11-10 10:46:21,243 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 10:46:21,251 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 10:46:21,268 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 10:46:21,300 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 10:46:21,300 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 10:46:21,301 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 10:46:21,301 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 10:46:21,301 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 10:46:21,301 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 10:46:21,301 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 10:46:21,301 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 10:46:21,301 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 10:46:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-10 10:46:21,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 10:46:21,334 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:46:21,335 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] [2018-11-10 10:46:21,337 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:46:21,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:46:21,343 INFO L82 PathProgramCache]: Analyzing trace with hash -175459411, now seen corresponding path program 1 times [2018-11-10 10:46:21,345 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:46:21,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:46:21,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:21,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:46:21,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:46:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:46:21,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:46:21,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:46:21,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:46:21,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:46:21,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:46:21,749 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-10 10:46:22,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:46:22,402 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-10 10:46:22,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:46:22,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2018-11-10 10:46:22,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:46:22,415 INFO L225 Difference]: With dead ends: 550 [2018-11-10 10:46:22,416 INFO L226 Difference]: Without dead ends: 340 [2018-11-10 10:46:22,420 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:46:22,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-10 10:46:22,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-10 10:46:22,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-10 10:46:22,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 553 transitions. [2018-11-10 10:46:22,473 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 553 transitions. Word has length 111 [2018-11-10 10:46:22,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:46:22,474 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 553 transitions. [2018-11-10 10:46:22,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:46:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 553 transitions. [2018-11-10 10:46:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 10:46:22,478 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:46:22,478 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:46:22,478 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:46:22,479 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:46:22,479 INFO L82 PathProgramCache]: Analyzing trace with hash -665844754, now seen corresponding path program 1 times [2018-11-10 10:46:22,479 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:46:22,479 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:46:22,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:22,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:46:22,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:46:22,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:46:22,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:46:22,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:46:22,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:46:22,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:46:22,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:46:22,613 INFO L87 Difference]: Start difference. First operand 340 states and 553 transitions. Second operand 6 states. [2018-11-10 10:46:23,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:46:23,359 INFO L93 Difference]: Finished difference Result 1075 states and 1835 transitions. [2018-11-10 10:46:23,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 10:46:23,360 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-11-10 10:46:23,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:46:23,365 INFO L225 Difference]: With dead ends: 1075 [2018-11-10 10:46:23,366 INFO L226 Difference]: Without dead ends: 741 [2018-11-10 10:46:23,370 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:46:23,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-11-10 10:46:23,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 724. [2018-11-10 10:46:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-11-10 10:46:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1145 transitions. [2018-11-10 10:46:23,410 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1145 transitions. Word has length 122 [2018-11-10 10:46:23,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:46:23,410 INFO L481 AbstractCegarLoop]: Abstraction has 724 states and 1145 transitions. [2018-11-10 10:46:23,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:46:23,410 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1145 transitions. [2018-11-10 10:46:23,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 10:46:23,414 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:46:23,414 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:46:23,415 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:46:23,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:46:23,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1859924383, now seen corresponding path program 1 times [2018-11-10 10:46:23,415 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:46:23,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:46:23,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:23,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:46:23,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:46:23,525 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:46:23,525 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 10:46:23,525 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/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 [2018-11-10 10:46:23,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:46:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:46:23,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:46:23,721 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:46:23,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 10:46:23,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-10 10:46:23,756 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 10:46:23,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 10:46:23,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 10:46:23,756 INFO L87 Difference]: Start difference. First operand 724 states and 1145 transitions. Second operand 7 states. [2018-11-10 10:46:25,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:46:25,365 INFO L93 Difference]: Finished difference Result 2565 states and 4320 transitions. [2018-11-10 10:46:25,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 10:46:25,369 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 147 [2018-11-10 10:46:25,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:46:25,379 INFO L225 Difference]: With dead ends: 2565 [2018-11-10 10:46:25,379 INFO L226 Difference]: Without dead ends: 1847 [2018-11-10 10:46:25,383 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-10 10:46:25,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1847 states. [2018-11-10 10:46:25,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1847 to 1817. [2018-11-10 10:46:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1817 states. [2018-11-10 10:46:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1817 states and 2727 transitions. [2018-11-10 10:46:25,431 INFO L78 Accepts]: Start accepts. Automaton has 1817 states and 2727 transitions. Word has length 147 [2018-11-10 10:46:25,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:46:25,431 INFO L481 AbstractCegarLoop]: Abstraction has 1817 states and 2727 transitions. [2018-11-10 10:46:25,431 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 10:46:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2727 transitions. [2018-11-10 10:46:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 10:46:25,438 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:46:25,438 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:46:25,438 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:46:25,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:46:25,439 INFO L82 PathProgramCache]: Analyzing trace with hash -2115177707, now seen corresponding path program 1 times [2018-11-10 10:46:25,439 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:46:25,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:46:25,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:25,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:46:25,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:46:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:46:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:46:25,623 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 10:46:25,623 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/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 [2018-11-10 10:46:25,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:46:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:46:25,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:46:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 10:46:25,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 10:46:25,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-10 10:46:25,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:46:25,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:46:25,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:46:25,776 INFO L87 Difference]: Start difference. First operand 1817 states and 2727 transitions. Second operand 5 states. [2018-11-10 10:46:26,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:46:26,723 INFO L93 Difference]: Finished difference Result 6553 states and 10330 transitions. [2018-11-10 10:46:26,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:46:26,724 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 200 [2018-11-10 10:46:26,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:46:26,724 INFO L225 Difference]: With dead ends: 6553 [2018-11-10 10:46:26,724 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 10:46:26,739 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:46:26,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 10:46:26,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 10:46:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 10:46:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 10:46:26,740 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 200 [2018-11-10 10:46:26,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:46:26,741 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:46:26,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:46:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 10:46:26,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:46:26,744 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 10:46:27,046 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 46 [2018-11-10 10:46:27,130 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:46:27,130 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-10 10:46:27,130 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:46:27,130 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-10 10:46:27,131 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,132 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-10 10:46:27,133 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,134 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-10 10:46:27,135 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-10 10:46:27,136 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,136 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,136 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,136 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,136 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,136 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-10 10:46:27,138 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-10 10:46:27,139 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-10 10:46:27,140 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,141 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-10 10:46:27,142 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-10 10:46:27,143 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-10 10:46:27,144 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-10 10:46:27,144 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-10 10:46:27,144 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-10 10:46:27,144 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-10 10:46:27,144 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-10 10:46:27,144 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-10 10:46:27,149 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 488) no Hoare annotation was computed. [2018-11-10 10:46:27,149 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,149 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,149 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,149 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,149 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,149 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-10 10:46:27,150 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse3 (<= ~a7~0 0)) (.cse2 (< 0 |old(~a7~0)|)) (.cse0 (= 6 |old(~a16~0)|)) (.cse8 (not (= 1 |old(~a20~0)|))) (.cse9 (<= ~a17~0 0)) (.cse10 (< 0 |old(~a17~0)|)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse4 (= 13 |old(~a8~0)|)) (.cse5 (= |old(~a16~0)| ~a16~0)) (.cse6 (= ~a20~0 |old(~a20~0)|)) (.cse7 (= ~a21~0 |old(~a21~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3 .cse2) (or .cse1 (and .cse5 .cse6 .cse7 .cse3) .cse8 .cse2) (or .cse0 (and .cse5 .cse6 .cse7)) (or .cse9 .cse0 .cse1 .cse10) (or (and .cse5 .cse9 .cse6 .cse7) .cse8 .cse10) (or .cse1 .cse9 .cse4 .cse10) (or .cse1 .cse4 (and .cse5 .cse6 .cse7 (not (= ~a8~0 13)))))) [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,151 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-10 10:46:27,152 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-10 10:46:27,152 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-10 10:46:27,152 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-10 10:46:27,152 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-10 10:46:27,152 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 10:46:27,152 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-10 10:46:27,155 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 10:46:27,155 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-10 10:46:27,155 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-10 10:46:27,156 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-10 10:46:27,157 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-10 10:46:27,158 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-10 10:46:27,159 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 10:46:27,159 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-10 10:46:27,159 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-10 10:46:27,159 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-10 10:46:27,159 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:46:27,159 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (<= ~a7~0 0) (not (= ~a8~0 13))) [2018-11-10 10:46:27,159 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 10:46:27,159 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:46:27,159 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|) (and (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|) (<= ~a7~0 0) (not (= ~a8~0 13)))) [2018-11-10 10:46:27,159 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-10 10:46:27,160 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse1 (= 1 ~a20~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (and .cse0 (not (= ~a8~0 13))) (= 13 |old(~a8~0)|) (not (= ~a16~0 6)) (< 0 |old(~a7~0)|) (and .cse1 .cse0 (<= ~a7~0 0)) (and .cse1 (<= ~a17~0 0)))) [2018-11-10 10:46:27,160 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-10 10:46:27,160 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-10 10:46:27,160 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-10 10:46:27,160 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse1 (= 1 ~a20~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (and .cse0 (not (= ~a8~0 13))) (= 13 |old(~a8~0)|) (not (= ~a16~0 6)) (< 0 |old(~a7~0)|) (and .cse1 .cse0 (<= ~a7~0 0)) (and .cse1 (<= ~a17~0 0)))) [2018-11-10 10:46:27,161 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-10 10:46:27,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 10:46:27 BoogieIcfgContainer [2018-11-10 10:46:27,179 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 10:46:27,180 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:46:27,180 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:46:27,180 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:46:27,181 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:46:21" (3/4) ... [2018-11-10 10:46:27,185 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:46:27,192 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 10:46:27,192 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 10:46:27,193 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 10:46:27,203 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 10:46:27,205 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 10:46:27,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((6 == \old(a16) || !(1 == \old(a21))) || !(1 == \old(a20))) || (1 == a21 && !(a8 == 13))) || 13 == \old(a8)) || !(a16 == 6)) || 0 < \old(a7)) || ((1 == a20 && 1 == a21) && a7 <= 0)) || (1 == a20 && a17 <= 0) [2018-11-10 10:46:27,314 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fe149a1c-dd4e-493f-becf-d09536c398f2/bin-2019/uautomizer/witness.graphml [2018-11-10 10:46:27,315 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:46:27,315 INFO L168 Benchmark]: Toolchain (without parser) took 7649.01 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 234.9 MB). Free memory was 952.3 MB in the beginning and 1.0 GB in the end (delta: -52.9 MB). Peak memory consumption was 182.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:46:27,316 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:46:27,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 922.7 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:46:27,317 INFO L168 Benchmark]: Boogie Preprocessor took 138.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -205.9 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:46:27,318 INFO L168 Benchmark]: RCFGBuilder took 976.38 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: 106.2 MB). Peak memory consumption was 106.2 MB. Max. memory is 11.5 GB. [2018-11-10 10:46:27,318 INFO L168 Benchmark]: TraceAbstraction took 5951.95 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 98.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 101.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:46:27,318 INFO L168 Benchmark]: Witness Printer took 134.83 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:46:27,320 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 443.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 922.7 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 138.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -205.9 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 976.38 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: 106.2 MB). Peak memory consumption was 106.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5951.95 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 98.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 101.4 MB. Max. memory is 11.5 GB. * Witness Printer took 134.83 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 488]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((6 == \old(a16) || !(1 == \old(a21))) || !(1 == \old(a20))) || (1 == a21 && !(a8 == 13))) || 13 == \old(a8)) || !(a16 == 6)) || 0 < \old(a7)) || ((1 == a20 && 1 == a21) && a7 <= 0)) || (1 == a20 && a17 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 5.8s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 416 SDtfs, 2692 SDslu, 504 SDs, 0 SdLazy, 3502 SolverSat, 996 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 397 GetRequests, 366 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1817occurred in iteration=3, 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 47 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 70 PreInvPairs, 162 NumberOfFragments, 306 HoareAnnotationTreeSize, 70 FomulaSimplifications, 3460 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 982 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 927 NumberOfCodeBlocks, 927 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 921 ConstructedInterpolants, 0 QuantifiedInterpolants, 351895 SizeOfPredicates, 4 NumberOfNonLiveVariables, 919 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 220/290 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...