./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c -s /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7013b5440d15c52781747fe18e114861ef321ee3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:46:01,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:46:01,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:46:01,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:46:01,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:46:01,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:46:01,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:46:01,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:46:01,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:46:01,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:46:01,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:46:01,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:46:01,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:46:01,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:46:01,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:46:01,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:46:01,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:46:01,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:46:01,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:46:01,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:46:01,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:46:01,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:46:01,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:46:01,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:46:01,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:46:01,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:46:01,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:46:01,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:46:01,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:46:01,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:46:01,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:46:01,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:46:01,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:46:01,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:46:01,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:46:01,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:46:01,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:46:01,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:46:01,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:46:01,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:46:01,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:46:01,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:46:01,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:46:01,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:46:01,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:46:01,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:46:01,146 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:46:01,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:46:01,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:46:01,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:46:01,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:46:01,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:46:01,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:46:01,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:46:01,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:46:01,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:46:01,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:46:01,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:46:01,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:46:01,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:46:01,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:46:01,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:46:01,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:46:01,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:46:01,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:46:01,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:46:01,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:46:01,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:46:01,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:46:01,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:46:01,153 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7013b5440d15c52781747fe18e114861ef321ee3 [2019-11-25 08:46:01,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:46:01,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:46:01,303 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:46:01,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:46:01,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:46:01,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-11-25 08:46:01,361 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/data/2f1167571/a0cc53be1d3f4aaa87517b00db0504d3/FLAG766d303e2 [2019-11-25 08:46:01,900 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:46:01,901 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-11-25 08:46:01,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/data/2f1167571/a0cc53be1d3f4aaa87517b00db0504d3/FLAG766d303e2 [2019-11-25 08:46:02,376 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/data/2f1167571/a0cc53be1d3f4aaa87517b00db0504d3 [2019-11-25 08:46:02,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:46:02,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:46:02,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:46:02,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:46:02,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:46:02,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:02,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc01db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02, skipping insertion in model container [2019-11-25 08:46:02,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:02,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:46:02,436 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:46:02,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:46:02,834 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:46:02,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:46:02,943 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:46:02,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02 WrapperNode [2019-11-25 08:46:02,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:46:02,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:46:02,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:46:02,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:46:02,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:02,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:46:03,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:46:03,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:46:03,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:46:03,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... [2019-11-25 08:46:03,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:46:03,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:46:03,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:46:03,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:46:03,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:46:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:46:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:46:04,358 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:46:04,358 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:46:04,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:46:04 BoogieIcfgContainer [2019-11-25 08:46:04,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:46:04,361 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:46:04,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:46:04,363 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:46:04,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:46:02" (1/3) ... [2019-11-25 08:46:04,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4686a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:46:04, skipping insertion in model container [2019-11-25 08:46:04,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:02" (2/3) ... [2019-11-25 08:46:04,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4686a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:46:04, skipping insertion in model container [2019-11-25 08:46:04,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:46:04" (3/3) ... [2019-11-25 08:46:04,367 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label54.c [2019-11-25 08:46:04,376 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:46:04,382 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:46:04,392 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:46:04,429 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:46:04,429 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:46:04,429 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:46:04,430 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:46:04,430 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:46:04,430 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:46:04,430 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:46:04,432 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:46:04,458 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-25 08:46:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-25 08:46:04,476 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:04,478 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:46:04,478 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:04,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:04,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1695579141, now seen corresponding path program 1 times [2019-11-25 08:46:04,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:04,491 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571860426] [2019-11-25 08:46:04,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:04,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:46:04,818 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571860426] [2019-11-25 08:46:04,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:04,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:46:04,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726840754] [2019-11-25 08:46:04,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:46:04,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:04,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:46:04,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:46:04,840 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2019-11-25 08:46:05,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:05,880 INFO L93 Difference]: Finished difference Result 601 states and 1035 transitions. [2019-11-25 08:46:05,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:46:05,882 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2019-11-25 08:46:05,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:05,896 INFO L225 Difference]: With dead ends: 601 [2019-11-25 08:46:05,896 INFO L226 Difference]: Without dead ends: 310 [2019-11-25 08:46:05,899 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:46:05,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2019-11-25 08:46:05,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2019-11-25 08:46:05,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2019-11-25 08:46:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 444 transitions. [2019-11-25 08:46:05,951 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 444 transitions. Word has length 101 [2019-11-25 08:46:05,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:05,952 INFO L462 AbstractCegarLoop]: Abstraction has 310 states and 444 transitions. [2019-11-25 08:46:05,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:46:05,953 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 444 transitions. [2019-11-25 08:46:05,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-25 08:46:05,957 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:05,958 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-25 08:46:05,958 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:05,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:05,958 INFO L82 PathProgramCache]: Analyzing trace with hash -292589926, now seen corresponding path program 1 times [2019-11-25 08:46:05,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:05,959 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190657704] [2019-11-25 08:46:05,959 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:06,066 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:46:06,066 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190657704] [2019-11-25 08:46:06,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:06,067 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:46:06,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535172108] [2019-11-25 08:46:06,073 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:46:06,074 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:06,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:46:06,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:46:06,074 INFO L87 Difference]: Start difference. First operand 310 states and 444 transitions. Second operand 4 states. [2019-11-25 08:46:06,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:06,965 INFO L93 Difference]: Finished difference Result 1200 states and 1733 transitions. [2019-11-25 08:46:06,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:46:06,966 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-11-25 08:46:06,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:06,972 INFO L225 Difference]: With dead ends: 1200 [2019-11-25 08:46:06,972 INFO L226 Difference]: Without dead ends: 892 [2019-11-25 08:46:06,974 INFO L630 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 [2019-11-25 08:46:06,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2019-11-25 08:46:07,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 593. [2019-11-25 08:46:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2019-11-25 08:46:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 827 transitions. [2019-11-25 08:46:07,010 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 827 transitions. Word has length 119 [2019-11-25 08:46:07,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:07,010 INFO L462 AbstractCegarLoop]: Abstraction has 593 states and 827 transitions. [2019-11-25 08:46:07,011 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:46:07,011 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 827 transitions. [2019-11-25 08:46:07,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-25 08:46:07,016 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:07,016 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-25 08:46:07,016 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:07,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:07,017 INFO L82 PathProgramCache]: Analyzing trace with hash 566132794, now seen corresponding path program 1 times [2019-11-25 08:46:07,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:07,017 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218054552] [2019-11-25 08:46:07,018 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:07,137 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:46:07,137 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218054552] [2019-11-25 08:46:07,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:07,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:46:07,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84439294] [2019-11-25 08:46:07,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:46:07,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:07,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:46:07,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:46:07,142 INFO L87 Difference]: Start difference. First operand 593 states and 827 transitions. Second operand 4 states. [2019-11-25 08:46:08,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:08,161 INFO L93 Difference]: Finished difference Result 2316 states and 3244 transitions. [2019-11-25 08:46:08,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:46:08,162 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 120 [2019-11-25 08:46:08,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:08,174 INFO L225 Difference]: With dead ends: 2316 [2019-11-25 08:46:08,175 INFO L226 Difference]: Without dead ends: 1725 [2019-11-25 08:46:08,177 INFO L630 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 [2019-11-25 08:46:08,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1725 states. [2019-11-25 08:46:08,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1725 to 1151. [2019-11-25 08:46:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2019-11-25 08:46:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1548 transitions. [2019-11-25 08:46:08,233 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1548 transitions. Word has length 120 [2019-11-25 08:46:08,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:08,233 INFO L462 AbstractCegarLoop]: Abstraction has 1151 states and 1548 transitions. [2019-11-25 08:46:08,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:46:08,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1548 transitions. [2019-11-25 08:46:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-25 08:46:08,236 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:08,236 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:46:08,237 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:08,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:08,237 INFO L82 PathProgramCache]: Analyzing trace with hash -157142321, now seen corresponding path program 1 times [2019-11-25 08:46:08,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:08,238 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44028989] [2019-11-25 08:46:08,238 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:08,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:08,339 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:46:08,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44028989] [2019-11-25 08:46:08,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:08,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:46:08,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170397256] [2019-11-25 08:46:08,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:46:08,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:08,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:46:08,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:46:08,342 INFO L87 Difference]: Start difference. First operand 1151 states and 1548 transitions. Second operand 4 states. [2019-11-25 08:46:09,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:09,309 INFO L93 Difference]: Finished difference Result 3563 states and 4698 transitions. [2019-11-25 08:46:09,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:46:09,310 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2019-11-25 08:46:09,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:09,323 INFO L225 Difference]: With dead ends: 3563 [2019-11-25 08:46:09,323 INFO L226 Difference]: Without dead ends: 2414 [2019-11-25 08:46:09,325 INFO L630 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 [2019-11-25 08:46:09,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2019-11-25 08:46:09,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2131. [2019-11-25 08:46:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2131 states. [2019-11-25 08:46:09,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 2131 states and 2618 transitions. [2019-11-25 08:46:09,377 INFO L78 Accepts]: Start accepts. Automaton has 2131 states and 2618 transitions. Word has length 123 [2019-11-25 08:46:09,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:09,378 INFO L462 AbstractCegarLoop]: Abstraction has 2131 states and 2618 transitions. [2019-11-25 08:46:09,378 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:46:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2618 transitions. [2019-11-25 08:46:09,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-25 08:46:09,382 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:09,382 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2019-11-25 08:46:09,383 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:09,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:09,383 INFO L82 PathProgramCache]: Analyzing trace with hash -920596231, now seen corresponding path program 1 times [2019-11-25 08:46:09,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:09,384 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100421588] [2019-11-25 08:46:09,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:09,543 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-25 08:46:09,543 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100421588] [2019-11-25 08:46:09,543 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:09,543 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:46:09,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124557326] [2019-11-25 08:46:09,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:46:09,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:09,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:46:09,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:46:09,545 INFO L87 Difference]: Start difference. First operand 2131 states and 2618 transitions. Second operand 4 states. [2019-11-25 08:46:10,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:10,408 INFO L93 Difference]: Finished difference Result 5105 states and 6307 transitions. [2019-11-25 08:46:10,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:46:10,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2019-11-25 08:46:10,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:10,422 INFO L225 Difference]: With dead ends: 5105 [2019-11-25 08:46:10,422 INFO L226 Difference]: Without dead ends: 2414 [2019-11-25 08:46:10,425 INFO L630 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 [2019-11-25 08:46:10,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2019-11-25 08:46:10,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2410. [2019-11-25 08:46:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2410 states. [2019-11-25 08:46:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2410 states and 2692 transitions. [2019-11-25 08:46:10,481 INFO L78 Accepts]: Start accepts. Automaton has 2410 states and 2692 transitions. Word has length 128 [2019-11-25 08:46:10,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:10,482 INFO L462 AbstractCegarLoop]: Abstraction has 2410 states and 2692 transitions. [2019-11-25 08:46:10,483 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:46:10,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2692 transitions. [2019-11-25 08:46:10,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-25 08:46:10,488 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:10,489 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:46:10,489 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:10,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:10,489 INFO L82 PathProgramCache]: Analyzing trace with hash -91008860, now seen corresponding path program 1 times [2019-11-25 08:46:10,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:10,490 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384070093] [2019-11-25 08:46:10,490 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-25 08:46:10,548 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384070093] [2019-11-25 08:46:10,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:10,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:46:10,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164012240] [2019-11-25 08:46:10,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:46:10,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:10,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:46:10,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:46:10,550 INFO L87 Difference]: Start difference. First operand 2410 states and 2692 transitions. Second operand 4 states. [2019-11-25 08:46:11,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:11,057 INFO L93 Difference]: Finished difference Result 4526 states and 5047 transitions. [2019-11-25 08:46:11,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:46:11,058 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2019-11-25 08:46:11,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:11,072 INFO L225 Difference]: With dead ends: 4526 [2019-11-25 08:46:11,072 INFO L226 Difference]: Without dead ends: 2117 [2019-11-25 08:46:11,075 INFO L630 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 [2019-11-25 08:46:11,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2117 states. [2019-11-25 08:46:11,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2117 to 1557. [2019-11-25 08:46:11,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1557 states. [2019-11-25 08:46:11,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1557 states and 1702 transitions. [2019-11-25 08:46:11,116 INFO L78 Accepts]: Start accepts. Automaton has 1557 states and 1702 transitions. Word has length 140 [2019-11-25 08:46:11,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:11,116 INFO L462 AbstractCegarLoop]: Abstraction has 1557 states and 1702 transitions. [2019-11-25 08:46:11,116 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:46:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1702 transitions. [2019-11-25 08:46:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-25 08:46:11,120 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:11,120 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-25 08:46:11,120 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:11,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:11,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1260894349, now seen corresponding path program 1 times [2019-11-25 08:46:11,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:11,125 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353682696] [2019-11-25 08:46:11,125 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:46:11,573 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353682696] [2019-11-25 08:46:11,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:11,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-25 08:46:11,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484063769] [2019-11-25 08:46:11,575 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:46:11,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:11,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:46:11,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:46:11,583 INFO L87 Difference]: Start difference. First operand 1557 states and 1702 transitions. Second operand 7 states. [2019-11-25 08:46:12,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:12,756 INFO L93 Difference]: Finished difference Result 3266 states and 3576 transitions. [2019-11-25 08:46:12,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:46:12,757 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 169 [2019-11-25 08:46:12,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:12,765 INFO L225 Difference]: With dead ends: 3266 [2019-11-25 08:46:12,767 INFO L226 Difference]: Without dead ends: 1571 [2019-11-25 08:46:12,769 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:46:12,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1571 states. [2019-11-25 08:46:12,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1571 to 1417. [2019-11-25 08:46:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1417 states. [2019-11-25 08:46:12,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 1553 transitions. [2019-11-25 08:46:12,801 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 1553 transitions. Word has length 169 [2019-11-25 08:46:12,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:12,802 INFO L462 AbstractCegarLoop]: Abstraction has 1417 states and 1553 transitions. [2019-11-25 08:46:12,802 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:46:12,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1553 transitions. [2019-11-25 08:46:12,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-25 08:46:12,806 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:12,806 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:46:12,806 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:12,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:12,807 INFO L82 PathProgramCache]: Analyzing trace with hash 992818194, now seen corresponding path program 1 times [2019-11-25 08:46:12,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:12,808 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268647237] [2019-11-25 08:46:12,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:46:12,966 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268647237] [2019-11-25 08:46:12,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:12,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:46:12,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637723607] [2019-11-25 08:46:12,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:46:12,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:12,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:46:12,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:46:12,968 INFO L87 Difference]: Start difference. First operand 1417 states and 1553 transitions. Second operand 4 states. [2019-11-25 08:46:13,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:13,724 INFO L93 Difference]: Finished difference Result 2691 states and 2953 transitions. [2019-11-25 08:46:13,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:46:13,725 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 178 [2019-11-25 08:46:13,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:13,731 INFO L225 Difference]: With dead ends: 2691 [2019-11-25 08:46:13,731 INFO L226 Difference]: Without dead ends: 1136 [2019-11-25 08:46:13,733 INFO L630 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 [2019-11-25 08:46:13,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1136 states. [2019-11-25 08:46:13,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1136 to 1135. [2019-11-25 08:46:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2019-11-25 08:46:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1216 transitions. [2019-11-25 08:46:13,757 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1216 transitions. Word has length 178 [2019-11-25 08:46:13,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:13,757 INFO L462 AbstractCegarLoop]: Abstraction has 1135 states and 1216 transitions. [2019-11-25 08:46:13,757 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:46:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1216 transitions. [2019-11-25 08:46:13,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-25 08:46:13,763 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:46:13,763 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-25 08:46:13,763 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:46:13,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:13,764 INFO L82 PathProgramCache]: Analyzing trace with hash -751837008, now seen corresponding path program 1 times [2019-11-25 08:46:13,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:13,764 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890451764] [2019-11-25 08:46:13,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:46:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-25 08:46:13,880 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890451764] [2019-11-25 08:46:13,880 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:46:13,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:46:13,884 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238084550] [2019-11-25 08:46:13,885 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:46:13,885 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:46:13,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:46:13,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:46:13,886 INFO L87 Difference]: Start difference. First operand 1135 states and 1216 transitions. Second operand 3 states. [2019-11-25 08:46:14,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:46:14,235 INFO L93 Difference]: Finished difference Result 2268 states and 2425 transitions. [2019-11-25 08:46:14,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:46:14,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2019-11-25 08:46:14,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:46:14,236 INFO L225 Difference]: With dead ends: 2268 [2019-11-25 08:46:14,236 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:46:14,239 INFO L630 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 [2019-11-25 08:46:14,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:46:14,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:46:14,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:46:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:46:14,239 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2019-11-25 08:46:14,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:46:14,239 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:46:14,240 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:46:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:46:14,240 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:46:14,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:46:14,645 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2019-11-25 08:46:14,944 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2019-11-25 08:46:14,947 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,947 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,947 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-25 08:46:14,948 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-25 08:46:14,949 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-25 08:46:14,950 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-25 08:46:14,951 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-25 08:46:14,952 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-25 08:46:14,953 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-25 08:46:14,957 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-25 08:46:14,958 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,958 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,958 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,958 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-25 08:46:14,958 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-25 08:46:14,958 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-25 08:46:14,958 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-25 08:46:14,959 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-25 08:46:14,959 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:46:14,959 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-25 08:46:14,959 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-25 08:46:14,959 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-25 08:46:14,959 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,959 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,960 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,961 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,961 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-25 08:46:14,961 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-25 08:46:14,961 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-25 08:46:14,961 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-25 08:46:14,961 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-25 08:46:14,962 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-25 08:46:14,962 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:46:14,962 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:46:14,962 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-25 08:46:14,962 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-25 08:46:14,962 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:46:14,962 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-25 08:46:14,963 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-25 08:46:14,964 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-25 08:46:14,964 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:46:14,964 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:46:14,964 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-25 08:46:14,965 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse9 (= ~a11~0 1)) (.cse7 (= ~a25~0 1))) (let ((.cse4 (= ~a28~0 10)) (.cse0 (not .cse7)) (.cse5 (= ~a19~0 1)) (.cse1 (= ~a17~0 8)) (.cse10 (not .cse9)) (.cse2 (not .cse8)) (.cse3 (not (= ~a28~0 11))) (.cse6 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) (and .cse5 .cse6 .cse7 .cse3) (and .cse8 .cse1 .cse5) (and .cse4 .cse0 .cse9 .cse6) (and .cse5 .cse1 .cse10 .cse7) (and .cse1 .cse10 .cse2 .cse3) (and .cse8 .cse7 .cse6)))) [2019-11-25 08:46:14,965 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,965 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,965 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-25 08:46:14,965 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-25 08:46:14,965 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-25 08:46:14,965 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-25 08:46:14,966 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:46:14,966 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:46:14,966 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-25 08:46:14,966 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,966 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,966 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-25 08:46:14,966 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-25 08:46:14,967 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-25 08:46:14,967 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-25 08:46:14,967 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-25 08:46:14,967 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-25 08:46:14,967 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:46:14,967 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:46:14,967 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-25 08:46:14,968 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,968 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,968 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:46:14,968 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:46:14,968 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-25 08:46:14,968 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-25 08:46:14,968 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-25 08:46:14,969 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-25 08:46:14,969 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse9 (= ~a11~0 1)) (.cse7 (= ~a25~0 1))) (let ((.cse4 (= ~a28~0 10)) (.cse0 (not .cse7)) (.cse5 (= ~a19~0 1)) (.cse1 (= ~a17~0 8)) (.cse10 (not .cse9)) (.cse2 (not .cse8)) (.cse3 (not (= ~a28~0 11))) (.cse6 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) (and .cse5 .cse6 .cse7 .cse3) (and .cse8 .cse1 .cse5) (and .cse4 .cse0 .cse9 .cse6) (and .cse5 .cse1 .cse10 .cse7) (and .cse1 .cse10 .cse2 .cse3) (and .cse8 .cse7 .cse6)))) [2019-11-25 08:46:14,969 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,969 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,969 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-25 08:46:14,969 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-25 08:46:14,970 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-25 08:46:14,970 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-25 08:46:14,970 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-25 08:46:14,970 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,970 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,970 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-25 08:46:14,970 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-25 08:46:14,971 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-25 08:46:14,971 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-25 08:46:14,971 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-25 08:46:14,971 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-25 08:46:14,971 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-25 08:46:14,971 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:46:14,971 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:46:14,972 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,972 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,972 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-25 08:46:14,972 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,972 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-25 08:46:14,972 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-25 08:46:14,972 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-25 08:46:14,973 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-25 08:46:14,973 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-25 08:46:14,973 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:46:14,973 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-25 08:46:14,973 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,973 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,973 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,974 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,975 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,976 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-25 08:46:14,977 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-25 08:46:14,978 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-25 08:46:14,978 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:46:14,978 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-25 08:46:14,978 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:46:14,978 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-25 08:46:15,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:46:15 BoogieIcfgContainer [2019-11-25 08:46:15,003 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:46:15,003 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:46:15,003 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:46:15,004 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:46:15,004 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:46:04" (3/4) ... [2019-11-25 08:46:15,007 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:46:15,040 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:46:15,041 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:46:15,193 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_30c711c9-545a-4700-8dab-cf2ca7695364/bin/uautomizer/witness.graphml [2019-11-25 08:46:15,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:46:15,194 INFO L168 Benchmark]: Toolchain (without parser) took 12815.10 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 276.3 MB). Free memory was 939.3 MB in the beginning and 915.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:46:15,195 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:46:15,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -171.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:46:15,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.13 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:46:15,196 INFO L168 Benchmark]: Boogie Preprocessor took 87.73 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:46:15,196 INFO L168 Benchmark]: RCFGBuilder took 1257.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.0 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:46:15,197 INFO L168 Benchmark]: TraceAbstraction took 10642.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 143.7 MB). Free memory was 991.0 MB in the beginning and 944.2 MB in the end (delta: 46.8 MB). Peak memory consumption was 190.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:46:15,197 INFO L168 Benchmark]: Witness Printer took 190.03 ms. Allocated memory is still 1.3 GB. Free memory was 944.2 MB in the beginning and 915.8 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:46:15,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 563.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -171.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.13 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.73 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1257.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.0 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10642.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 143.7 MB). Free memory was 991.0 MB in the beginning and 944.2 MB in the end (delta: 46.8 MB). Peak memory consumption was 190.5 MB. Max. memory is 11.5 GB. * Witness Printer took 190.03 ms. Allocated memory is still 1.3 GB. Free memory was 944.2 MB in the beginning and 915.8 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 475]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((!(a25 == 1) && a17 == 8) && !(a28 == 9)) && !(a28 == 11)) || (a28 == 10 && a19 == 1)) || (((a19 == 1 && a17 <= 8) && a25 == 1) && !(a28 == 11))) || ((a28 == 9 && a17 == 8) && a19 == 1)) || (((a28 == 10 && !(a25 == 1)) && a11 == 1) && a17 <= 8)) || (((a19 == 1 && a17 == 8) && !(a11 == 1)) && a25 == 1)) || (((a17 == 8 && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 11))) || ((a28 == 9 && a25 == 1) && a17 <= 8) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((!(a25 == 1) && a17 == 8) && !(a28 == 9)) && !(a28 == 11)) || (a28 == 10 && a19 == 1)) || (((a19 == 1 && a17 <= 8) && a25 == 1) && !(a28 == 11))) || ((a28 == 9 && a17 == 8) && a19 == 1)) || (((a28 == 10 && !(a25 == 1)) && a11 == 1) && a17 <= 8)) || (((a19 == 1 && a17 == 8) && !(a11 == 1)) && a25 == 1)) || (((a17 == 8 && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 11))) || ((a28 == 9 && a25 == 1) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 10.5s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 803 SDtfs, 2334 SDslu, 259 SDs, 0 SdLazy, 5614 SolverSat, 808 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2410occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1875 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 35 NumberOfFragments, 205 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1442 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 822 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1277 NumberOfCodeBlocks, 1277 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1268 ConstructedInterpolants, 0 QuantifiedInterpolants, 617302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 420/420 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...