./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label47.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f3c8bb7ddcff0aceaa2014320c3dc6d32e4475d9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:21:43,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:43,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:43,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:43,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:43,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:43,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:43,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:43,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:43,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:43,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:43,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:43,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:43,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:43,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:43,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:43,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:43,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:43,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:43,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:43,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:43,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:43,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:43,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:43,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:43,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:43,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:43,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:43,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:43,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:43,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:43,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:43,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:43,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:43,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:43,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:43,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:43,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:43,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:43,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:43,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:43,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:21:43,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:43,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:43,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:43,184 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:43,184 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:43,184 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:43,185 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:21:43,185 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:43,185 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:43,185 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:21:43,185 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:21:43,185 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:43,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:43,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:21:43,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:21:43,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:21:43,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:43,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:43,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:43,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:43,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:21:43,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:43,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:43,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:43,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:43,190 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:43,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:43,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:43,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:43,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:43,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:43,191 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:21:43,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:21:43,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:43,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:43,192 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3c8bb7ddcff0aceaa2014320c3dc6d32e4475d9 [2019-10-22 11:21:43,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:43,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:43,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:43,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:43,242 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:43,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label47.c [2019-10-22 11:21:43,291 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/data/d7eb09672/ad77e6d443dc419da4fde8793561e003/FLAG5e5535295 [2019-10-22 11:21:43,778 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:43,779 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/sv-benchmarks/c/eca-rers2012/Problem11_label47.c [2019-10-22 11:21:43,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/data/d7eb09672/ad77e6d443dc419da4fde8793561e003/FLAG5e5535295 [2019-10-22 11:21:44,263 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/data/d7eb09672/ad77e6d443dc419da4fde8793561e003 [2019-10-22 11:21:44,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:44,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:44,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:44,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:44,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:44,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:44,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c4979f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44, skipping insertion in model container [2019-10-22 11:21:44,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:44,279 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:44,344 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:44,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:44,783 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:21:44,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:44,949 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:21:44,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44 WrapperNode [2019-10-22 11:21:44,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:44,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:44,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:21:44,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:21:44,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:44,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:45,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:21:45,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:21:45,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:21:45,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... [2019-10-22 11:21:45,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:21:45,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:21:45,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:21:45,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:21:45,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:21:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:21:46,947 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:21:46,947 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 11:21:46,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:46 BoogieIcfgContainer [2019-10-22 11:21:46,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:21:46,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:21:46,950 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:21:46,953 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:21:46,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:21:44" (1/3) ... [2019-10-22 11:21:46,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3155b77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:46, skipping insertion in model container [2019-10-22 11:21:46,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:44" (2/3) ... [2019-10-22 11:21:46,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3155b77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:46, skipping insertion in model container [2019-10-22 11:21:46,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:46" (3/3) ... [2019-10-22 11:21:46,957 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label47.c [2019-10-22 11:21:46,967 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:21:46,974 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 11:21:46,986 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 11:21:47,018 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:21:47,018 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:21:47,018 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:21:47,018 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:21:47,019 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:21:47,019 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:21:47,019 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:21:47,019 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:21:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-10-22 11:21:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 11:21:47,049 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:47,050 INFO L380 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] [2019-10-22 11:21:47,051 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:47,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:47,057 INFO L82 PathProgramCache]: Analyzing trace with hash -596708735, now seen corresponding path program 1 times [2019-10-22 11:21:47,065 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:47,066 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540932581] [2019-10-22 11:21:47,066 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:47,066 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:47,066 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:47,387 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540932581] [2019-10-22 11:21:47,388 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:47,388 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:47,388 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197022089] [2019-10-22 11:21:47,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:47,394 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:47,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:47,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:47,410 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-10-22 11:21:49,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:49,232 INFO L93 Difference]: Finished difference Result 966 states and 1746 transitions. [2019-10-22 11:21:49,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:49,238 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-10-22 11:21:49,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:49,255 INFO L225 Difference]: With dead ends: 966 [2019-10-22 11:21:49,255 INFO L226 Difference]: Without dead ends: 616 [2019-10-22 11:21:49,259 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:49,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2019-10-22 11:21:49,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 600. [2019-10-22 11:21:49,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2019-10-22 11:21:49,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 910 transitions. [2019-10-22 11:21:49,343 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 910 transitions. Word has length 35 [2019-10-22 11:21:49,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:49,344 INFO L462 AbstractCegarLoop]: Abstraction has 600 states and 910 transitions. [2019-10-22 11:21:49,344 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 910 transitions. [2019-10-22 11:21:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-10-22 11:21:49,347 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:49,348 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:49,349 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:49,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:49,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1160336659, now seen corresponding path program 1 times [2019-10-22 11:21:49,349 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:49,349 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922323670] [2019-10-22 11:21:49,350 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,350 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,350 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:49,498 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:49,499 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922323670] [2019-10-22 11:21:49,499 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:49,499 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:49,499 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857614965] [2019-10-22 11:21:49,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:49,502 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:49,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:49,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:49,503 INFO L87 Difference]: Start difference. First operand 600 states and 910 transitions. Second operand 4 states. [2019-10-22 11:21:50,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:50,814 INFO L93 Difference]: Finished difference Result 2309 states and 3522 transitions. [2019-10-22 11:21:50,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:50,815 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2019-10-22 11:21:50,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:50,821 INFO L225 Difference]: With dead ends: 2309 [2019-10-22 11:21:50,821 INFO L226 Difference]: Without dead ends: 1711 [2019-10-22 11:21:50,829 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:50,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2019-10-22 11:21:50,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1527. [2019-10-22 11:21:50,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1527 states. [2019-10-22 11:21:50,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1527 states and 2032 transitions. [2019-10-22 11:21:50,869 INFO L78 Accepts]: Start accepts. Automaton has 1527 states and 2032 transitions. Word has length 106 [2019-10-22 11:21:50,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:50,870 INFO L462 AbstractCegarLoop]: Abstraction has 1527 states and 2032 transitions. [2019-10-22 11:21:50,870 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:50,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 2032 transitions. [2019-10-22 11:21:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-10-22 11:21:50,872 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:50,873 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:50,873 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:50,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:50,873 INFO L82 PathProgramCache]: Analyzing trace with hash -2006799024, now seen corresponding path program 1 times [2019-10-22 11:21:50,873 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:50,874 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832720413] [2019-10-22 11:21:50,874 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:50,874 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:50,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:51,036 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832720413] [2019-10-22 11:21:51,037 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:51,037 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:51,037 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075626889] [2019-10-22 11:21:51,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:51,038 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:51,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:51,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:51,038 INFO L87 Difference]: Start difference. First operand 1527 states and 2032 transitions. Second operand 4 states. [2019-10-22 11:21:52,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:52,467 INFO L93 Difference]: Finished difference Result 5088 states and 6913 transitions. [2019-10-22 11:21:52,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:52,468 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-10-22 11:21:52,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:52,479 INFO L225 Difference]: With dead ends: 5088 [2019-10-22 11:21:52,479 INFO L226 Difference]: Without dead ends: 3563 [2019-10-22 11:21:52,482 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:52,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3563 states. [2019-10-22 11:21:52,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3563 to 2447. [2019-10-22 11:21:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2447 states. [2019-10-22 11:21:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2447 states and 3065 transitions. [2019-10-22 11:21:52,537 INFO L78 Accepts]: Start accepts. Automaton has 2447 states and 3065 transitions. Word has length 119 [2019-10-22 11:21:52,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:52,538 INFO L462 AbstractCegarLoop]: Abstraction has 2447 states and 3065 transitions. [2019-10-22 11:21:52,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:52,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 3065 transitions. [2019-10-22 11:21:52,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-10-22 11:21:52,539 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:52,540 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:52,540 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:52,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:52,541 INFO L82 PathProgramCache]: Analyzing trace with hash 162112077, now seen corresponding path program 1 times [2019-10-22 11:21:52,541 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:52,541 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131785772] [2019-10-22 11:21:52,541 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:52,541 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:52,541 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:52,685 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131785772] [2019-10-22 11:21:52,685 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:52,685 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:21:52,686 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043325226] [2019-10-22 11:21:52,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:52,686 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:52,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:52,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:52,687 INFO L87 Difference]: Start difference. First operand 2447 states and 3065 transitions. Second operand 4 states. [2019-10-22 11:21:53,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:53,739 INFO L93 Difference]: Finished difference Result 6938 states and 9010 transitions. [2019-10-22 11:21:53,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:53,742 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 162 [2019-10-22 11:21:53,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:53,758 INFO L225 Difference]: With dead ends: 6938 [2019-10-22 11:21:53,759 INFO L226 Difference]: Without dead ends: 4677 [2019-10-22 11:21:53,761 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:53,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2019-10-22 11:21:53,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 3548. [2019-10-22 11:21:53,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3548 states. [2019-10-22 11:21:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3548 states and 4409 transitions. [2019-10-22 11:21:53,832 INFO L78 Accepts]: Start accepts. Automaton has 3548 states and 4409 transitions. Word has length 162 [2019-10-22 11:21:53,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:53,832 INFO L462 AbstractCegarLoop]: Abstraction has 3548 states and 4409 transitions. [2019-10-22 11:21:53,832 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:53,833 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 4409 transitions. [2019-10-22 11:21:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-10-22 11:21:53,842 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:53,842 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:53,842 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:53,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:53,842 INFO L82 PathProgramCache]: Analyzing trace with hash -2089170175, now seen corresponding path program 1 times [2019-10-22 11:21:53,843 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:53,843 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017315436] [2019-10-22 11:21:53,843 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:53,843 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:53,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 282 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-22 11:21:54,058 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017315436] [2019-10-22 11:21:54,059 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:54,059 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:21:54,059 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506203243] [2019-10-22 11:21:54,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:54,060 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:54,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:54,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:54,061 INFO L87 Difference]: Start difference. First operand 3548 states and 4409 transitions. Second operand 4 states. [2019-10-22 11:21:55,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:55,439 INFO L93 Difference]: Finished difference Result 8578 states and 10723 transitions. [2019-10-22 11:21:55,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:55,439 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 298 [2019-10-22 11:21:55,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:55,456 INFO L225 Difference]: With dead ends: 8578 [2019-10-22 11:21:55,456 INFO L226 Difference]: Without dead ends: 5216 [2019-10-22 11:21:55,460 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:55,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5216 states. [2019-10-22 11:21:55,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5216 to 5020. [2019-10-22 11:21:55,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5020 states. [2019-10-22 11:21:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 5020 states and 6043 transitions. [2019-10-22 11:21:55,548 INFO L78 Accepts]: Start accepts. Automaton has 5020 states and 6043 transitions. Word has length 298 [2019-10-22 11:21:55,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:55,548 INFO L462 AbstractCegarLoop]: Abstraction has 5020 states and 6043 transitions. [2019-10-22 11:21:55,549 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 5020 states and 6043 transitions. [2019-10-22 11:21:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2019-10-22 11:21:55,555 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:55,555 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:55,555 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:55,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:55,556 INFO L82 PathProgramCache]: Analyzing trace with hash -2082216249, now seen corresponding path program 1 times [2019-10-22 11:21:55,556 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:55,556 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163317190] [2019-10-22 11:21:55,556 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:55,556 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:55,556 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:55,709 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2019-10-22 11:21:55,710 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163317190] [2019-10-22 11:21:55,710 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:55,710 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:55,711 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954937019] [2019-10-22 11:21:55,711 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:21:55,711 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:55,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:21:55,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:21:55,711 INFO L87 Difference]: Start difference. First operand 5020 states and 6043 transitions. Second operand 3 states. [2019-10-22 11:21:56,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:56,386 INFO L93 Difference]: Finished difference Result 10957 states and 13202 transitions. [2019-10-22 11:21:56,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:21:56,387 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 299 [2019-10-22 11:21:56,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:56,402 INFO L225 Difference]: With dead ends: 10957 [2019-10-22 11:21:56,403 INFO L226 Difference]: Without dead ends: 6123 [2019-10-22 11:21:56,407 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:21:56,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6123 states. [2019-10-22 11:21:56,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6123 to 4095. [2019-10-22 11:21:56,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4095 states. [2019-10-22 11:21:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 4972 transitions. [2019-10-22 11:21:56,551 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 4972 transitions. Word has length 299 [2019-10-22 11:21:56,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:56,552 INFO L462 AbstractCegarLoop]: Abstraction has 4095 states and 4972 transitions. [2019-10-22 11:21:56,560 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:21:56,560 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 4972 transitions. [2019-10-22 11:21:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2019-10-22 11:21:56,569 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:56,570 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 11:21:56,570 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:56,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:56,570 INFO L82 PathProgramCache]: Analyzing trace with hash 147510905, now seen corresponding path program 1 times [2019-10-22 11:21:56,570 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:56,570 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627504159] [2019-10-22 11:21:56,570 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:56,571 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:56,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:56,851 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627504159] [2019-10-22 11:21:56,852 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:56,852 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:21:56,852 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704333059] [2019-10-22 11:21:56,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:21:56,852 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:56,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:21:56,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:21:56,853 INFO L87 Difference]: Start difference. First operand 4095 states and 4972 transitions. Second operand 5 states. [2019-10-22 11:21:58,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:58,582 INFO L93 Difference]: Finished difference Result 11702 states and 14332 transitions. [2019-10-22 11:21:58,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:21:58,583 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 340 [2019-10-22 11:21:58,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:58,614 INFO L225 Difference]: With dead ends: 11702 [2019-10-22 11:21:58,615 INFO L226 Difference]: Without dead ends: 7793 [2019-10-22 11:21:58,625 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:21:58,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7793 states. [2019-10-22 11:21:58,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7793 to 5569. [2019-10-22 11:21:58,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5569 states. [2019-10-22 11:21:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5569 states to 5569 states and 6897 transitions. [2019-10-22 11:21:58,746 INFO L78 Accepts]: Start accepts. Automaton has 5569 states and 6897 transitions. Word has length 340 [2019-10-22 11:21:58,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:58,747 INFO L462 AbstractCegarLoop]: Abstraction has 5569 states and 6897 transitions. [2019-10-22 11:21:58,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:21:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 5569 states and 6897 transitions. [2019-10-22 11:21:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2019-10-22 11:21:58,759 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:58,760 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:58,760 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:58,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:58,760 INFO L82 PathProgramCache]: Analyzing trace with hash -414586370, now seen corresponding path program 1 times [2019-10-22 11:21:58,761 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:58,761 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331197943] [2019-10-22 11:21:58,761 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:58,761 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:58,761 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:59,141 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-10-22 11:21:59,142 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331197943] [2019-10-22 11:21:59,142 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:59,142 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:59,142 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469962962] [2019-10-22 11:21:59,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:21:59,143 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:59,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:21:59,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:21:59,143 INFO L87 Difference]: Start difference. First operand 5569 states and 6897 transitions. Second operand 3 states. [2019-10-22 11:22:00,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:00,030 INFO L93 Difference]: Finished difference Result 12793 states and 15876 transitions. [2019-10-22 11:22:00,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:00,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 397 [2019-10-22 11:22:00,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:00,050 INFO L225 Difference]: With dead ends: 12793 [2019-10-22 11:22:00,050 INFO L226 Difference]: Without dead ends: 7410 [2019-10-22 11:22:00,056 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:00,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7410 states. [2019-10-22 11:22:00,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7410 to 6487. [2019-10-22 11:22:00,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6487 states. [2019-10-22 11:22:00,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6487 states to 6487 states and 8006 transitions. [2019-10-22 11:22:00,149 INFO L78 Accepts]: Start accepts. Automaton has 6487 states and 8006 transitions. Word has length 397 [2019-10-22 11:22:00,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:00,150 INFO L462 AbstractCegarLoop]: Abstraction has 6487 states and 8006 transitions. [2019-10-22 11:22:00,150 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:00,150 INFO L276 IsEmpty]: Start isEmpty. Operand 6487 states and 8006 transitions. [2019-10-22 11:22:00,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2019-10-22 11:22:00,162 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:00,162 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:00,163 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:00,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:00,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1732339891, now seen corresponding path program 1 times [2019-10-22 11:22:00,163 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:00,163 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207119158] [2019-10-22 11:22:00,163 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,163 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,164 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 134 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:00,844 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207119158] [2019-10-22 11:22:00,844 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1092567019] [2019-10-22 11:22:00,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:22:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-22 11:22:00,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:22:01,009 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 11:22:01,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 11:22:01,011 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 11:22:01,745 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 137 proven. 281 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:01,746 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:22:01,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 11:22:01,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 11:22:01,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-10-22 11:22:01,773 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-10-22 11:22:01,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-10-22 11:22:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-10-22 11:22:01,953 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-22 11:22:01,953 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 5] total 15 [2019-10-22 11:22:01,953 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184523744] [2019-10-22 11:22:01,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:22:01,954 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:01,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:22:01,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2019-10-22 11:22:01,958 INFO L87 Difference]: Start difference. First operand 6487 states and 8006 transitions. Second operand 4 states. [2019-10-22 11:22:03,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:03,343 INFO L93 Difference]: Finished difference Result 14082 states and 17480 transitions. [2019-10-22 11:22:03,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:22:03,343 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 414 [2019-10-22 11:22:03,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:03,357 INFO L225 Difference]: With dead ends: 14082 [2019-10-22 11:22:03,357 INFO L226 Difference]: Without dead ends: 7781 [2019-10-22 11:22:03,363 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 835 GetRequests, 822 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2019-10-22 11:22:03,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7781 states. [2019-10-22 11:22:03,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7781 to 6487. [2019-10-22 11:22:03,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6487 states. [2019-10-22 11:22:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6487 states to 6487 states and 8006 transitions. [2019-10-22 11:22:03,475 INFO L78 Accepts]: Start accepts. Automaton has 6487 states and 8006 transitions. Word has length 414 [2019-10-22 11:22:03,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:03,475 INFO L462 AbstractCegarLoop]: Abstraction has 6487 states and 8006 transitions. [2019-10-22 11:22:03,475 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:22:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6487 states and 8006 transitions. [2019-10-22 11:22:03,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2019-10-22 11:22:03,490 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:03,490 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:03,692 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:22:03,692 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:03,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:03,693 INFO L82 PathProgramCache]: Analyzing trace with hash -746682567, now seen corresponding path program 1 times [2019-10-22 11:22:03,693 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:03,693 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017980418] [2019-10-22 11:22:03,693 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,694 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 596 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-10-22 11:22:04,055 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017980418] [2019-10-22 11:22:04,055 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:04,056 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:22:04,056 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432387374] [2019-10-22 11:22:04,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:04,057 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:04,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:04,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:04,058 INFO L87 Difference]: Start difference. First operand 6487 states and 8006 transitions. Second operand 3 states. [2019-10-22 11:22:04,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:04,741 INFO L93 Difference]: Finished difference Result 11677 states and 14442 transitions. [2019-10-22 11:22:04,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:04,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 518 [2019-10-22 11:22:04,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:04,750 INFO L225 Difference]: With dead ends: 11677 [2019-10-22 11:22:04,750 INFO L226 Difference]: Without dead ends: 5376 [2019-10-22 11:22:04,755 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:04,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5376 states. [2019-10-22 11:22:04,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5376 to 3719. [2019-10-22 11:22:04,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3719 states. [2019-10-22 11:22:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 3719 states and 4364 transitions. [2019-10-22 11:22:04,809 INFO L78 Accepts]: Start accepts. Automaton has 3719 states and 4364 transitions. Word has length 518 [2019-10-22 11:22:04,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:04,810 INFO L462 AbstractCegarLoop]: Abstraction has 3719 states and 4364 transitions. [2019-10-22 11:22:04,810 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 4364 transitions. [2019-10-22 11:22:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2019-10-22 11:22:04,824 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:04,824 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2019-10-22 11:22:04,824 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:04,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:04,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1812239415, now seen corresponding path program 1 times [2019-10-22 11:22:04,825 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:04,825 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200977351] [2019-10-22 11:22:04,825 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:04,825 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:04,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:05,275 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2019-10-22 11:22:05,275 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200977351] [2019-10-22 11:22:05,275 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:05,275 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:05,275 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999530684] [2019-10-22 11:22:05,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:05,276 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:05,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:05,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:05,277 INFO L87 Difference]: Start difference. First operand 3719 states and 4364 transitions. Second operand 5 states. [2019-10-22 11:22:06,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:06,816 INFO L93 Difference]: Finished difference Result 12051 states and 14055 transitions. [2019-10-22 11:22:06,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:22:06,817 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 597 [2019-10-22 11:22:06,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:06,817 INFO L225 Difference]: With dead ends: 12051 [2019-10-22 11:22:06,817 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:22:06,824 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:06,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:22:06,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:22:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:22:06,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:22:06,825 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 597 [2019-10-22 11:22:06,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:06,825 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:22:06,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:06,825 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:22:06,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:22:06,829 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:22:07,091 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 137 [2019-10-22 11:22:07,247 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 137 [2019-10-22 11:22:07,699 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 59 [2019-10-22 11:22:08,065 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 59 [2019-10-22 11:22:08,067 INFO L443 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-10-22 11:22:08,067 INFO L443 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-10-22 11:22:08,067 INFO L443 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L446 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-10-22 11:22:08,068 INFO L443 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-10-22 11:22:08,069 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L439 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse4 (= 12 ~a25~0))) (let ((.cse1 (not .cse4)) (.cse5 (not (= ~a4~0 1)))) (let ((.cse0 (<= ~a29~0 140)) (.cse7 (<= ~a29~0 599998)) (.cse10 (< 138 ~a23~0)) (.cse2 (<= ~a29~0 277)) (.cse8 (and .cse1 .cse5)) (.cse9 (<= (+ ~a23~0 43) 0)) (.cse6 (not (= ~a25~0 13))) (.cse3 (= 1 ~a4~0))) (or (and (= 10 ~a25~0) .cse0) (and .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2) (and (<= ~a23~0 312) (and .cse5 .cse0)) (and (<= (+ ~a29~0 22) 0) .cse3) (and (< 306 ~a23~0) .cse2 .cse3) (and .cse6 .cse7 .cse8 .cse9) (and (and .cse10 .cse0) .cse3) (and .cse7 (and .cse1 .cse10) .cse3) (and (and .cse2 .cse8) .cse9) (let ((.cse11 (< ~a29~0 600161))) (or (and (and (and .cse6 (<= 312 ~a23~0)) .cse11) .cse3) (and .cse1 .cse6 .cse3 .cse11))))))) [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,070 INFO L443 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,071 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,072 INFO L443 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,073 INFO L443 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,074 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,075 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,076 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,077 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,078 INFO L443 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,079 INFO L443 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,080 INFO L443 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 111) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,081 INFO L443 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,082 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,083 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,084 INFO L443 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,085 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,086 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,087 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,088 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L439 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse4 (= 12 ~a25~0))) (let ((.cse1 (not .cse4)) (.cse5 (not (= ~a4~0 1)))) (let ((.cse0 (<= ~a29~0 140)) (.cse7 (<= ~a29~0 599998)) (.cse10 (< 138 ~a23~0)) (.cse2 (<= ~a29~0 277)) (.cse8 (and .cse1 .cse5)) (.cse9 (<= (+ ~a23~0 43) 0)) (.cse6 (not (= ~a25~0 13))) (.cse3 (= 1 ~a4~0))) (or (and (= 10 ~a25~0) .cse0) (and .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2) (and (<= ~a23~0 312) (and .cse5 .cse0)) (and (<= (+ ~a29~0 22) 0) .cse3) (and (< 306 ~a23~0) .cse2 .cse3) (and .cse6 .cse7 .cse8 .cse9) (and (and .cse10 .cse0) .cse3) (and .cse7 (and .cse1 .cse10) .cse3) (and (and .cse2 .cse8) .cse9) (let ((.cse11 (< ~a29~0 600161))) (or (and (and (and .cse6 (<= 312 ~a23~0)) .cse11) .cse3) (and .cse1 .cse6 .cse3 .cse11))))))) [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,089 INFO L443 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:22:08,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:22:08 BoogieIcfgContainer [2019-10-22 11:22:08,108 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:22:08,108 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:22:08,108 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:22:08,108 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:22:08,109 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:46" (3/4) ... [2019-10-22 11:22:08,112 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:22:08,132 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:22:08,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:22:08,298 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6be4b3c4-8146-499a-a6ee-ff0a14ba1458/bin/utaipan/witness.graphml [2019-10-22 11:22:08,298 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:22:08,299 INFO L168 Benchmark]: Toolchain (without parser) took 24033.59 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 975.2 MB). Free memory was 939.2 MB in the beginning and 1.5 GB in the end (delta: -608.7 MB). Peak memory consumption was 366.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:08,300 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:08,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:08,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.88 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:08,301 INFO L168 Benchmark]: Boogie Preprocessor took 94.60 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:08,301 INFO L168 Benchmark]: RCFGBuilder took 1788.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:08,301 INFO L168 Benchmark]: TraceAbstraction took 21157.83 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 838.3 MB). Free memory was 887.1 MB in the beginning and 1.6 GB in the end (delta: -711.9 MB). Peak memory consumption was 924.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:08,302 INFO L168 Benchmark]: Witness Printer took 190.01 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:08,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 682.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 115.88 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.60 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1788.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 21157.83 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 838.3 MB). Free memory was 887.1 MB in the beginning and 1.6 GB in the end (delta: -711.9 MB). Peak memory consumption was 924.1 MB. Max. memory is 11.5 GB. * Witness Printer took 190.01 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 111]: 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: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((10 == a25 && a29 <= 140) || ((!(12 == a25) && a29 <= 277) && 1 == a4)) || ((12 == a25 && !(a4 == 1)) && a29 <= 277)) || (a23 <= 312 && !(a4 == 1) && a29 <= 140)) || (a29 + 22 <= 0 && 1 == a4)) || ((306 < a23 && a29 <= 277) && 1 == a4)) || (((!(a25 == 13) && a29 <= 599998) && !(12 == a25) && !(a4 == 1)) && a23 + 43 <= 0)) || ((138 < a23 && a29 <= 140) && 1 == a4)) || ((a29 <= 599998 && !(12 == a25) && 138 < a23) && 1 == a4)) || ((a29 <= 277 && !(12 == a25) && !(a4 == 1)) && a23 + 43 <= 0)) || (((!(a25 == 13) && 312 <= a23) && a29 < 600161) && 1 == a4) || (((!(12 == a25) && !(a25 == 13)) && 1 == a4) && a29 < 600161) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((10 == a25 && a29 <= 140) || ((!(12 == a25) && a29 <= 277) && 1 == a4)) || ((12 == a25 && !(a4 == 1)) && a29 <= 277)) || (a23 <= 312 && !(a4 == 1) && a29 <= 140)) || (a29 + 22 <= 0 && 1 == a4)) || ((306 < a23 && a29 <= 277) && 1 == a4)) || (((!(a25 == 13) && a29 <= 599998) && !(12 == a25) && !(a4 == 1)) && a23 + 43 <= 0)) || ((138 < a23 && a29 <= 140) && 1 == a4)) || ((a29 <= 599998 && !(12 == a25) && 138 < a23) && 1 == a4)) || ((a29 <= 277 && !(12 == a25) && !(a4 == 1)) && a23 + 43 <= 0)) || (((!(a25 == 13) && 312 <= a23) && a29 < 600161) && 1 == a4) || (((!(12 == a25) && !(a25 == 13)) && 1 == a4) && a29 < 600161) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 21.0s, OverallIterations: 11, TraceHistogramMax: 5, AutomataDifference: 14.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, HoareTripleCheckerStatistics: 1203 SDtfs, 3417 SDslu, 405 SDs, 0 SdLazy, 10214 SolverSat, 2463 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 874 GetRequests, 839 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6487occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 10767 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 96 NumberOfFragments, 321 HoareAnnotationTreeSize, 3 FomulaSimplifications, 10674 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3878 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 3699 NumberOfCodeBlocks, 3699 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 4100 ConstructedInterpolants, 195 QuantifiedInterpolants, 5123253 SizeOfPredicates, 3 NumberOfNonLiveVariables, 538 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 3613/4178 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...