./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label14_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label14_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/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 2d05d1de5597bdaeecbf29f7010022c1cc3574fd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:15:31,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:15:31,068 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:15:31,076 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:15:31,077 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:15:31,077 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:15:31,078 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:15:31,079 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:15:31,080 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:15:31,081 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:15:31,082 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:15:31,082 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:15:31,082 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:15:31,083 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:15:31,084 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:15:31,084 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:15:31,085 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:15:31,086 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:15:31,087 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:15:31,088 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:15:31,089 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:15:31,090 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:15:31,091 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:15:31,091 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:15:31,092 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:15:31,092 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:15:31,093 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:15:31,094 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:15:31,094 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:15:31,095 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:15:31,095 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:15:31,095 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:15:31,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:15:31,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:15:31,096 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:15:31,096 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:15:31,097 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 01:15:31,106 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:15:31,106 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:15:31,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:15:31,107 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 01:15:31,107 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:15:31,107 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:15:31,107 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 01:15:31,107 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:15:31,107 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:15:31,108 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:15:31,109 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 01:15:31,109 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:15:31,109 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:15:31,110 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 01:15:31,110 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:15:31,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:15:31,110 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_555439c6-d869-434a-b260-064c40fd0c3f/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 -> 2d05d1de5597bdaeecbf29f7010022c1cc3574fd [2018-11-23 01:15:31,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:15:31,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:15:31,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:15:31,144 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:15:31,144 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:15:31,145 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label14_true-unreach-call.c [2018-11-23 01:15:31,189 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/data/bc91fa5de/3a7345a7a9184425b16d158e4a80d5d3/FLAGc43f615af [2018-11-23 01:15:31,638 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:15:31,639 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/sv-benchmarks/c/eca-rers2012/Problem10_label14_true-unreach-call.c [2018-11-23 01:15:31,647 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/data/bc91fa5de/3a7345a7a9184425b16d158e4a80d5d3/FLAGc43f615af [2018-11-23 01:15:31,660 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/data/bc91fa5de/3a7345a7a9184425b16d158e4a80d5d3 [2018-11-23 01:15:31,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:15:31,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:15:31,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:15:31,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:15:31,667 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:15:31,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:31" (1/1) ... [2018-11-23 01:15:31,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f375ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:31, skipping insertion in model container [2018-11-23 01:15:31,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:31" (1/1) ... [2018-11-23 01:15:31,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:15:31,715 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:15:31,958 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:15:31,961 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:15:32,030 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:15:32,040 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:15:32,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32 WrapperNode [2018-11-23 01:15:32,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:15:32,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:15:32,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:15:32,041 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:15:32,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:15:32,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:15:32,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:15:32,116 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:15:32,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... [2018-11-23 01:15:32,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:15:32,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:15:32,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:15:32,172 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:15:32,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/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 [2018-11-23 01:15:32,224 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:15:32,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 01:15:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 01:15:32,224 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 01:15:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 01:15:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:15:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:15:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 01:15:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 01:15:32,989 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:15:32,990 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 01:15:32,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:32 BoogieIcfgContainer [2018-11-23 01:15:32,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:15:32,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 01:15:32,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 01:15:32,993 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 01:15:32,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:15:31" (1/3) ... [2018-11-23 01:15:32,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa3c71b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:15:32, skipping insertion in model container [2018-11-23 01:15:32,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:32" (2/3) ... [2018-11-23 01:15:32,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa3c71b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:15:32, skipping insertion in model container [2018-11-23 01:15:32,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:32" (3/3) ... [2018-11-23 01:15:32,996 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label14_true-unreach-call.c [2018-11-23 01:15:33,003 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 01:15:33,008 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 01:15:33,018 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 01:15:33,038 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 01:15:33,039 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 01:15:33,039 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 01:15:33,039 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 01:15:33,039 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 01:15:33,039 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 01:15:33,039 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 01:15:33,039 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 01:15:33,039 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 01:15:33,058 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 01:15:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:15:33,062 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:15:33,063 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:15:33,065 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:15:33,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:15:33,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1721053394, now seen corresponding path program 1 times [2018-11-23 01:15:33,070 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:15:33,070 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:15:33,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:33,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:33,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:33,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:33,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:15:33,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 01:15:33,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:15:33,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:15:33,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:15:33,294 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 01:15:33,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:15:33,997 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 01:15:33,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:15:34,000 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2018-11-23 01:15:34,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:15:34,010 INFO L225 Difference]: With dead ends: 571 [2018-11-23 01:15:34,010 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 01:15:34,015 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:15:34,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 01:15:34,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 01:15:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 01:15:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 607 transitions. [2018-11-23 01:15:34,063 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 607 transitions. Word has length 37 [2018-11-23 01:15:34,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:15:34,063 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 607 transitions. [2018-11-23 01:15:34,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:15:34,064 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 607 transitions. [2018-11-23 01:15:34,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 01:15:34,069 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:15:34,069 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:15:34,073 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:15:34,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:15:34,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1761481729, now seen corresponding path program 1 times [2018-11-23 01:15:34,073 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:15:34,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:15:34,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:34,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:34,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:34,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:15:34,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 01:15:34,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 01:15:34,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 01:15:34,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 01:15:34,283 INFO L87 Difference]: Start difference. First operand 354 states and 607 transitions. Second operand 5 states. [2018-11-23 01:15:35,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:15:35,279 INFO L93 Difference]: Finished difference Result 1135 states and 2017 transitions. [2018-11-23 01:15:35,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:15:35,280 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2018-11-23 01:15:35,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:15:35,285 INFO L225 Difference]: With dead ends: 1135 [2018-11-23 01:15:35,285 INFO L226 Difference]: Without dead ends: 787 [2018-11-23 01:15:35,287 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:15:35,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2018-11-23 01:15:35,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 781. [2018-11-23 01:15:35,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 781 states. [2018-11-23 01:15:35,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 1297 transitions. [2018-11-23 01:15:35,314 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 1297 transitions. Word has length 156 [2018-11-23 01:15:35,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:15:35,315 INFO L480 AbstractCegarLoop]: Abstraction has 781 states and 1297 transitions. [2018-11-23 01:15:35,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 01:15:35,315 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1297 transitions. [2018-11-23 01:15:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 01:15:35,319 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:15:35,319 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:15:35,320 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:15:35,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:15:35,320 INFO L82 PathProgramCache]: Analyzing trace with hash 630639194, now seen corresponding path program 1 times [2018-11-23 01:15:35,320 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:15:35,320 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:15:35,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:35,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:35,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:35,477 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:35,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:15:35,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 01:15:35,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:15:35,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:15:35,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:15:35,478 INFO L87 Difference]: Start difference. First operand 781 states and 1297 transitions. Second operand 6 states. [2018-11-23 01:15:36,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:15:36,459 INFO L93 Difference]: Finished difference Result 1967 states and 3359 transitions. [2018-11-23 01:15:36,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:15:36,460 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2018-11-23 01:15:36,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:15:36,466 INFO L225 Difference]: With dead ends: 1967 [2018-11-23 01:15:36,466 INFO L226 Difference]: Without dead ends: 1192 [2018-11-23 01:15:36,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:15:36,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1192 states. [2018-11-23 01:15:36,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1192 to 1173. [2018-11-23 01:15:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1173 states. [2018-11-23 01:15:36,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1750 transitions. [2018-11-23 01:15:36,502 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1750 transitions. Word has length 163 [2018-11-23 01:15:36,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:15:36,502 INFO L480 AbstractCegarLoop]: Abstraction has 1173 states and 1750 transitions. [2018-11-23 01:15:36,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:15:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1750 transitions. [2018-11-23 01:15:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-23 01:15:36,506 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:15:36,507 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 01:15:36,507 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:15:36,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:15:36,507 INFO L82 PathProgramCache]: Analyzing trace with hash -545211835, now seen corresponding path program 1 times [2018-11-23 01:15:36,507 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:15:36,507 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:15:36,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:36,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:36,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:36,918 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:15:36,918 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/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 [2018-11-23 01:15:36,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:36,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:15:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:37,152 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:15:37,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5] total 16 [2018-11-23 01:15:37,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 01:15:37,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 01:15:37,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2018-11-23 01:15:37,155 INFO L87 Difference]: Start difference. First operand 1173 states and 1750 transitions. Second operand 16 states. [2018-11-23 01:15:40,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:15:40,649 INFO L93 Difference]: Finished difference Result 3783 states and 6118 transitions. [2018-11-23 01:15:40,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-11-23 01:15:40,650 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 226 [2018-11-23 01:15:40,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:15:40,663 INFO L225 Difference]: With dead ends: 3783 [2018-11-23 01:15:40,663 INFO L226 Difference]: Without dead ends: 2616 [2018-11-23 01:15:40,673 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 240 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 664 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=605, Invalid=2047, Unknown=0, NotChecked=0, Total=2652 [2018-11-23 01:15:40,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2616 states. [2018-11-23 01:15:40,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2616 to 2312. [2018-11-23 01:15:40,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2312 states. [2018-11-23 01:15:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 2312 states and 3099 transitions. [2018-11-23 01:15:40,738 INFO L78 Accepts]: Start accepts. Automaton has 2312 states and 3099 transitions. Word has length 226 [2018-11-23 01:15:40,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:15:40,738 INFO L480 AbstractCegarLoop]: Abstraction has 2312 states and 3099 transitions. [2018-11-23 01:15:40,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 01:15:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 3099 transitions. [2018-11-23 01:15:40,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 01:15:40,744 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:15:40,745 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 01:15:40,745 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:15:40,745 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:15:40,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1220888374, now seen corresponding path program 1 times [2018-11-23 01:15:40,745 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:15:40,745 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:15:40,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:40,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:40,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:40,904 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:40,904 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:15:40,905 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/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 [2018-11-23 01:15:40,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:40,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:15:41,052 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:41,077 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:15:41,078 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-23 01:15:41,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 01:15:41,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 01:15:41,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:15:41,079 INFO L87 Difference]: Start difference. First operand 2312 states and 3099 transitions. Second operand 9 states. [2018-11-23 01:15:42,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:15:42,786 INFO L93 Difference]: Finished difference Result 6887 states and 10424 transitions. [2018-11-23 01:15:42,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 01:15:42,786 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 241 [2018-11-23 01:15:42,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:15:42,795 INFO L225 Difference]: With dead ends: 6887 [2018-11-23 01:15:42,795 INFO L226 Difference]: Without dead ends: 1779 [2018-11-23 01:15:42,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2018-11-23 01:15:42,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1779 states. [2018-11-23 01:15:42,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1779 to 1619. [2018-11-23 01:15:42,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1619 states. [2018-11-23 01:15:42,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1619 states and 2024 transitions. [2018-11-23 01:15:42,882 INFO L78 Accepts]: Start accepts. Automaton has 1619 states and 2024 transitions. Word has length 241 [2018-11-23 01:15:42,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:15:42,882 INFO L480 AbstractCegarLoop]: Abstraction has 1619 states and 2024 transitions. [2018-11-23 01:15:42,882 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 01:15:42,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 2024 transitions. [2018-11-23 01:15:42,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 01:15:42,887 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:15:42,888 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:15:42,888 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:15:42,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:15:42,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1555176578, now seen corresponding path program 1 times [2018-11-23 01:15:42,888 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:15:42,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:15:42,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:42,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:42,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:43,017 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 60 proven. 91 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:15:43,017 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:15:43,017 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:15:43,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:43,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:15:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:15:43,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:15:43,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-23 01:15:43,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 01:15:43,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 01:15:43,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:15:43,161 INFO L87 Difference]: Start difference. First operand 1619 states and 2024 transitions. Second operand 9 states. [2018-11-23 01:15:43,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:15:43,601 INFO L93 Difference]: Finished difference Result 2783 states and 3485 transitions. [2018-11-23 01:15:43,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 01:15:43,601 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 251 [2018-11-23 01:15:43,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:15:43,606 INFO L225 Difference]: With dead ends: 2783 [2018-11-23 01:15:43,606 INFO L226 Difference]: Without dead ends: 1464 [2018-11-23 01:15:43,609 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 253 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2018-11-23 01:15:43,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1464 states. [2018-11-23 01:15:43,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1464 to 1442. [2018-11-23 01:15:43,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1442 states. [2018-11-23 01:15:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1442 states and 1695 transitions. [2018-11-23 01:15:43,640 INFO L78 Accepts]: Start accepts. Automaton has 1442 states and 1695 transitions. Word has length 251 [2018-11-23 01:15:43,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:15:43,641 INFO L480 AbstractCegarLoop]: Abstraction has 1442 states and 1695 transitions. [2018-11-23 01:15:43,641 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 01:15:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1695 transitions. [2018-11-23 01:15:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-11-23 01:15:43,647 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:15:43,647 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:15:43,648 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:15:43,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:15:43,648 INFO L82 PathProgramCache]: Analyzing trace with hash 677384141, now seen corresponding path program 1 times [2018-11-23 01:15:43,648 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:15:43,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:15:43,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:43,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:43,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:15:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 281 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:15:44,252 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:15:44,252 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:15:44,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:15:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:15:44,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:15:56,261 WARN L180 SmtUtils]: Spent 11.77 s on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2018-11-23 01:15:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:15:56,449 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:15:56,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8] total 23 [2018-11-23 01:15:56,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-23 01:15:56,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-23 01:15:56,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2018-11-23 01:15:56,451 INFO L87 Difference]: Start difference. First operand 1442 states and 1695 transitions. Second operand 23 states. [2018-11-23 01:16:18,729 WARN L180 SmtUtils]: Spent 12.12 s on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2018-11-23 01:16:36,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:36,461 INFO L93 Difference]: Finished difference Result 5914 states and 8935 transitions. [2018-11-23 01:16:36,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2018-11-23 01:16:36,462 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 348 [2018-11-23 01:16:36,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:36,462 INFO L225 Difference]: With dead ends: 5914 [2018-11-23 01:16:36,462 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 01:16:36,475 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 363 SyntacticMatches, 3 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9085 ImplicationChecksByTransitivity, 27.6s TimeCoverageRelationStatistics Valid=3031, Invalid=19921, Unknown=0, NotChecked=0, Total=22952 [2018-11-23 01:16:36,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 01:16:36,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 01:16:36,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 01:16:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 01:16:36,475 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 348 [2018-11-23 01:16:36,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:36,476 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:16:36,476 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-23 01:16:36,476 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 01:16:36,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:16:36,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 01:16:36,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:36,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:36,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:37,020 WARN L180 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 186 [2018-11-23 01:16:37,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:37,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:37,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:37,401 WARN L180 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 186 [2018-11-23 01:16:38,000 WARN L180 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 41 [2018-11-23 01:16:38,382 WARN L180 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 44 [2018-11-23 01:16:38,697 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 44 [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 01:16:38,699 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 01:16:38,700 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,701 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,702 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 01:16:38,703 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,704 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 01:16:38,705 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 01:16:38,706 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse6 (= ~a19~0 |old(~a19~0)|)) (.cse7 (= |old(~a10~0)| ~a10~0)) (.cse5 (= ~a1~0 |old(~a1~0)|))) (let ((.cse4 (= 1 |old(~a10~0)|)) (.cse2 (< 2 |old(~a10~0)|)) (.cse8 (< 8 |old(~a19~0)|)) (.cse0 (not (= 14 ~a4~0))) (.cse1 (not (= 0 ~a12~0))) (.cse9 (= 6 |old(~a19~0)|)) (.cse3 (and .cse6 .cse7 .cse5))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 .cse6 .cse7) .cse1 (not (= 9 |old(~a19~0)|))) (or .cse8 .cse0 .cse3 .cse1 (< 33 |old(~a1~0)|) .cse4) (or .cse3 .cse0 .cse1 .cse9 .cse2) (or .cse8 .cse0 .cse1 .cse9 .cse3)))) [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 01:16:38,707 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 01:16:38,708 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 01:16:38,709 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,710 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 01:16:38,711 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 97) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (<= ~a1~0 23) (<= ~a10~0 2) (= ~a12~0 0) (not (= ~a10~0 1)) (= ~a4~0 14) (= 9 ~a19~0)) [2018-11-23 01:16:38,712 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (and (<= ~a1~0 23) (<= |old(~a1~0)| ~a1~0) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (< 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8)) (.cse1 (not (= ~a10~0 1))) (.cse2 (not (= ~a19~0 6))) (.cse3 (<= ~a10~0 2))) (or (and (and .cse0 .cse1) (<= ~a1~0 33)) (< |old(~a1~0)| 23) (and .cse2 .cse0) (not (= 0 ~a12~0)) (< 23 |old(~a1~0)|) (= 9 ~a19~0) (not (= 9 |old(~a19~0)|)) (= 1 |old(~a10~0)|) (not (= 14 ~a4~0)) (< 2 |old(~a10~0)|) (and .cse3 .cse1) (and .cse2 .cse3))) [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 01:16:38,712 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8)) (.cse1 (not (= ~a10~0 1))) (.cse2 (not (= ~a19~0 6))) (.cse3 (<= ~a10~0 2))) (or (and (and .cse0 .cse1) (<= ~a1~0 33)) (< |old(~a1~0)| 23) (and .cse2 .cse0) (not (= 0 ~a12~0)) (< 23 |old(~a1~0)|) (= 9 ~a19~0) (not (= 9 |old(~a19~0)|)) (= 1 |old(~a10~0)|) (not (= 14 ~a4~0)) (< 2 |old(~a10~0)|) (and .cse3 .cse1) (and .cse2 .cse3))) [2018-11-23 01:16:38,712 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 01:16:38,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:16:38 BoogieIcfgContainer [2018-11-23 01:16:38,724 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 01:16:38,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:16:38,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:16:38,725 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:16:38,725 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:32" (3/4) ... [2018-11-23 01:16:38,728 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:16:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 01:16:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 01:16:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 01:16:38,747 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 01:16:38,747 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 01:16:38,773 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((a19 <= 8 && !(a10 == 1)) && a1 <= 33) || \old(a1) < 23) || (!(a19 == 6) && a19 <= 8)) || !(0 == a12)) || 23 < \old(a1)) || 9 == a19) || !(9 == \old(a19))) || 1 == \old(a10)) || !(14 == a4)) || 2 < \old(a10)) || (a10 <= 2 && !(a10 == 1))) || (!(a19 == 6) && a10 <= 2) [2018-11-23 01:16:38,839 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_555439c6-d869-434a-b260-064c40fd0c3f/bin-2019/uautomizer/witness.graphml [2018-11-23 01:16:38,840 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:16:38,841 INFO L168 Benchmark]: Toolchain (without parser) took 67177.52 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 596.6 MB). Free memory was 955.0 MB in the beginning and 1.3 GB in the end (delta: -304.0 MB). Peak memory consumption was 292.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:38,841 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-23 01:16:38,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.37 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 917.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:38,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -214.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:38,842 INFO L168 Benchmark]: Boogie Preprocessor took 55.69 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:38,842 INFO L168 Benchmark]: RCFGBuilder took 818.16 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: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:38,842 INFO L168 Benchmark]: TraceAbstraction took 65733.65 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 460.3 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -248.9 MB). Peak memory consumption was 659.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:38,843 INFO L168 Benchmark]: Witness Printer took 114.91 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:38,844 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 376.37 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 917.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -214.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.69 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 818.16 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: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 65733.65 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 460.3 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -248.9 MB). Peak memory consumption was 659.4 MB. Max. memory is 11.5 GB. * Witness Printer took 114.91 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 97]: 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: 582]: Loop Invariant Derived loop invariant: ((((((((((((a19 <= 8 && !(a10 == 1)) && a1 <= 33) || \old(a1) < 23) || (!(a19 == 6) && a19 <= 8)) || !(0 == a12)) || 23 < \old(a1)) || 9 == a19) || !(9 == \old(a19))) || 1 == \old(a10)) || !(14 == a4)) || 2 < \old(a10)) || (a10 <= 2 && !(a10 == 1))) || (!(a19 == 6) && a10 <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 65.6s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 48.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 601 SDtfs, 16601 SDslu, 1472 SDs, 0 SdLazy, 24446 SolverSat, 6206 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 28.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1358 GetRequests, 1110 SyntacticMatches, 9 SemanticMatches, 239 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9807 ImplicationChecksByTransitivity, 29.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2312occurred in iteration=4, 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, 7 MinimizatonAttempts, 511 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 178 PreInvPairs, 446 NumberOfFragments, 341 HoareAnnotationTreeSize, 178 FomulaSimplifications, 38518 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15920 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 13.5s InterpolantComputationTime, 2488 NumberOfCodeBlocks, 2488 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2477 ConstructedInterpolants, 6 QuantifiedInterpolants, 3040456 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1800 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 1447/1626 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...