./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label23.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/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 6e679f9bfc379fa4fbede70512fc16896a5c333e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 01:50:48,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 01:50:48,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 01:50:48,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 01:50:48,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 01:50:48,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 01:50:48,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 01:50:48,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 01:50:48,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 01:50:48,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 01:50:48,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 01:50:48,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 01:50:48,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 01:50:48,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 01:50:48,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 01:50:48,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 01:50:48,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 01:50:48,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 01:50:48,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 01:50:48,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 01:50:48,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 01:50:48,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 01:50:48,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 01:50:48,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 01:50:48,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 01:50:48,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 01:50:48,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 01:50:48,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 01:50:48,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 01:50:48,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 01:50:48,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 01:50:48,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 01:50:48,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 01:50:48,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 01:50:48,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 01:50:48,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 01:50:48,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 01:50:48,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 01:50:48,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 01:50:48,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 01:50:48,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 01:50:48,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 01:50:48,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 01:50:48,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 01:50:48,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 01:50:48,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 01:50:48,362 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 01:50:48,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 01:50:48,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 01:50:48,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 01:50:48,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 01:50:48,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 01:50:48,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 01:50:48,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 01:50:48,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 01:50:48,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 01:50:48,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 01:50:48,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 01:50:48,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 01:50:48,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 01:50:48,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 01:50:48,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 01:50:48,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 01:50:48,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 01:50:48,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 01:50:48,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 01:50:48,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 01:50:48,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 01:50:48,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 01:50:48,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 01:50:48,368 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_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-20 01:50:48,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 01:50:48,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 01:50:48,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 01:50:48,515 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 01:50:48,516 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 01:50:48,517 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-20 01:50:48,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/data/d08622c29/a2c62b97b05041e580ebadb39b3fd224/FLAG608e43899 [2019-11-20 01:50:49,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 01:50:49,040 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-20 01:50:49,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/data/d08622c29/a2c62b97b05041e580ebadb39b3fd224/FLAG608e43899 [2019-11-20 01:50:49,370 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/data/d08622c29/a2c62b97b05041e580ebadb39b3fd224 [2019-11-20 01:50:49,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 01:50:49,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 01:50:49,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 01:50:49,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 01:50:49,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 01:50:49,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:49,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6571815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49, skipping insertion in model container [2019-11-20 01:50:49,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:49,391 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 01:50:49,440 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 01:50:49,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:50:49,869 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 01:50:49,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:50:49,965 INFO L192 MainTranslator]: Completed translation [2019-11-20 01:50:49,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49 WrapperNode [2019-11-20 01:50:49,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 01:50:49,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 01:50:49,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 01:50:49,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 01:50:49,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:49,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 01:50:50,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 01:50:50,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 01:50:50,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 01:50:50,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... [2019-11-20 01:50:50,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 01:50:50,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 01:50:50,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 01:50:50,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 01:50:50,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/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 [2019-11-20 01:50:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 01:50:50,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 01:50:51,602 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 01:50:51,603 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 01:50:51,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:50:51 BoogieIcfgContainer [2019-11-20 01:50:51,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 01:50:51,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 01:50:51,605 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 01:50:51,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 01:50:51,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 01:50:49" (1/3) ... [2019-11-20 01:50:51,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b499f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:50:51, skipping insertion in model container [2019-11-20 01:50:51,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:50:49" (2/3) ... [2019-11-20 01:50:51,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b499f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:50:51, skipping insertion in model container [2019-11-20 01:50:51,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:50:51" (3/3) ... [2019-11-20 01:50:51,616 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label23.c [2019-11-20 01:50:51,625 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 01:50:51,632 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 01:50:51,642 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 01:50:51,680 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 01:50:51,680 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 01:50:51,680 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 01:50:51,680 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 01:50:51,681 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 01:50:51,681 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 01:50:51,681 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 01:50:51,681 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 01:50:51,704 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-20 01:50:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 01:50:51,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 01:50:51,715 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] [2019-11-20 01:50:51,715 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 01:50:51,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:50:51,721 INFO L82 PathProgramCache]: Analyzing trace with hash 291089130, now seen corresponding path program 1 times [2019-11-20 01:50:51,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:50:51,730 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46136812] [2019-11-20 01:50:51,730 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:50:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:50:52,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:50:52,190 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46136812] [2019-11-20 01:50:52,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 01:50:52,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 01:50:52,192 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064400820] [2019-11-20 01:50:52,197 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-20 01:50:52,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 01:50:52,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 01:50:52,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-20 01:50:52,213 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 7 states. [2019-11-20 01:50:54,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 01:50:54,814 INFO L93 Difference]: Finished difference Result 982 states and 1810 transitions. [2019-11-20 01:50:54,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 01:50:54,816 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-11-20 01:50:54,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 01:50:54,836 INFO L225 Difference]: With dead ends: 982 [2019-11-20 01:50:54,837 INFO L226 Difference]: Without dead ends: 699 [2019-11-20 01:50:54,842 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2019-11-20 01:50:54,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2019-11-20 01:50:54,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 421. [2019-11-20 01:50:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-20 01:50:54,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 581 transitions. [2019-11-20 01:50:54,938 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 581 transitions. Word has length 46 [2019-11-20 01:50:54,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 01:50:54,939 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 581 transitions. [2019-11-20 01:50:54,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-20 01:50:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 581 transitions. [2019-11-20 01:50:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 01:50:54,947 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 01:50:54,948 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 01:50:54,948 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 01:50:54,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:50:54,949 INFO L82 PathProgramCache]: Analyzing trace with hash -402156972, now seen corresponding path program 1 times [2019-11-20 01:50:54,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:50:54,950 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903644843] [2019-11-20 01:50:54,950 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:50:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:50:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:50:55,171 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903644843] [2019-11-20 01:50:55,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 01:50:55,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 01:50:55,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692248163] [2019-11-20 01:50:55,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 01:50:55,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 01:50:55,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 01:50:55,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 01:50:55,174 INFO L87 Difference]: Start difference. First operand 421 states and 581 transitions. Second operand 4 states. [2019-11-20 01:50:55,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 01:50:55,945 INFO L93 Difference]: Finished difference Result 1257 states and 1737 transitions. [2019-11-20 01:50:55,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 01:50:55,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 164 [2019-11-20 01:50:55,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 01:50:55,951 INFO L225 Difference]: With dead ends: 1257 [2019-11-20 01:50:55,952 INFO L226 Difference]: Without dead ends: 838 [2019-11-20 01:50:55,955 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 01:50:55,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-11-20 01:50:55,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2019-11-20 01:50:55,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-11-20 01:50:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 889 transitions. [2019-11-20 01:50:55,983 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 889 transitions. Word has length 164 [2019-11-20 01:50:55,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 01:50:55,984 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 889 transitions. [2019-11-20 01:50:55,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 01:50:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 889 transitions. [2019-11-20 01:50:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-20 01:50:55,989 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 01:50:55,989 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 01:50:55,989 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 01:50:55,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:50:55,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1485137820, now seen corresponding path program 1 times [2019-11-20 01:50:55,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:50:55,990 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511422222] [2019-11-20 01:50:55,991 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:50:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:50:56,235 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:50:56,235 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511422222] [2019-11-20 01:50:56,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 01:50:56,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 01:50:56,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256697569] [2019-11-20 01:50:56,237 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 01:50:56,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 01:50:56,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 01:50:56,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 01:50:56,237 INFO L87 Difference]: Start difference. First operand 699 states and 889 transitions. Second operand 4 states. [2019-11-20 01:50:57,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 01:50:57,061 INFO L93 Difference]: Finished difference Result 1674 states and 2200 transitions. [2019-11-20 01:50:57,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 01:50:57,062 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 190 [2019-11-20 01:50:57,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 01:50:57,073 INFO L225 Difference]: With dead ends: 1674 [2019-11-20 01:50:57,073 INFO L226 Difference]: Without dead ends: 1116 [2019-11-20 01:50:57,074 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 01:50:57,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-11-20 01:50:57,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 977. [2019-11-20 01:50:57,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-11-20 01:50:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1197 transitions. [2019-11-20 01:50:57,105 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1197 transitions. Word has length 190 [2019-11-20 01:50:57,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 01:50:57,106 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1197 transitions. [2019-11-20 01:50:57,107 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 01:50:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1197 transitions. [2019-11-20 01:50:57,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2019-11-20 01:50:57,128 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 01:50:57,129 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 01:50:57,129 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 01:50:57,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:50:57,129 INFO L82 PathProgramCache]: Analyzing trace with hash -490588956, now seen corresponding path program 1 times [2019-11-20 01:50:57,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:50:57,130 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784808563] [2019-11-20 01:50:57,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:50:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:50:57,417 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 01:50:57,417 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784808563] [2019-11-20 01:50:57,417 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 01:50:57,418 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 01:50:57,418 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916951212] [2019-11-20 01:50:57,419 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 01:50:57,419 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 01:50:57,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 01:50:57,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 01:50:57,420 INFO L87 Difference]: Start difference. First operand 977 states and 1197 transitions. Second operand 3 states. [2019-11-20 01:50:57,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 01:50:57,964 INFO L93 Difference]: Finished difference Result 2230 states and 2765 transitions. [2019-11-20 01:50:57,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 01:50:57,964 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 282 [2019-11-20 01:50:57,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 01:50:57,970 INFO L225 Difference]: With dead ends: 2230 [2019-11-20 01:50:57,970 INFO L226 Difference]: Without dead ends: 977 [2019-11-20 01:50:57,974 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 01:50:57,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2019-11-20 01:50:57,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2019-11-20 01:50:57,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-11-20 01:50:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1170 transitions. [2019-11-20 01:50:57,997 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1170 transitions. Word has length 282 [2019-11-20 01:50:57,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 01:50:57,998 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1170 transitions. [2019-11-20 01:50:57,998 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 01:50:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1170 transitions. [2019-11-20 01:50:58,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-20 01:50:58,008 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 01:50:58,008 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 01:50:58,008 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 01:50:58,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:50:58,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1719694206, now seen corresponding path program 1 times [2019-11-20 01:50:58,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:50:58,009 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039451840] [2019-11-20 01:50:58,009 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:50:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:50:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 8 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:50:58,572 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039451840] [2019-11-20 01:50:58,572 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101546890] [2019-11-20 01:50:58,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 01:50:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:50:58,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 16 conjunts are in the unsatisfiable core [2019-11-20 01:50:58,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 01:50:58,793 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,793 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,794 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,795 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,800 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,801 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,803 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,804 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,805 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,807 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,807 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,809 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,810 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,811 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,812 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,814 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,816 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,816 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,817 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,818 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,820 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,822 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:58,822 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:59,179 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 01:50:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 260 proven. 64 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 01:50:59,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 01:50:59,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 13 [2019-11-20 01:50:59,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564019157] [2019-11-20 01:50:59,801 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-20 01:50:59,801 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 01:50:59,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-20 01:50:59,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2019-11-20 01:50:59,803 INFO L87 Difference]: Start difference. First operand 977 states and 1170 transitions. Second operand 14 states. [2019-11-20 01:51:05,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 01:51:05,433 INFO L93 Difference]: Finished difference Result 4946 states and 6169 transitions. [2019-11-20 01:51:05,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-11-20 01:51:05,434 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 318 [2019-11-20 01:51:05,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 01:51:05,434 INFO L225 Difference]: With dead ends: 4946 [2019-11-20 01:51:05,434 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 01:51:05,439 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=321, Invalid=1239, Unknown=0, NotChecked=0, Total=1560 [2019-11-20 01:51:05,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 01:51:05,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 01:51:05,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 01:51:05,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 01:51:05,440 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 318 [2019-11-20 01:51:05,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 01:51:05,441 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 01:51:05,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-20 01:51:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 01:51:05,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 01:51:05,645 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 01:51:05,648 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 01:51:05,950 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2019-11-20 01:51:06,098 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,102 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-20 01:51:06,103 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-20 01:51:06,104 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,105 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-20 01:51:06,106 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-20 01:51:06,107 INFO L440 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7)))) (or (and (= 1 ~a10~0) (< 0 (+ ~a1~0 13))) (and .cse0 (not (= 10 ~a19~0))) (and (<= ~a1~0 218) (= ~a10~0 2)) (and .cse0 (not (= ~a10~0 4))))) [2019-11-20 01:51:06,107 INFO L444 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-20 01:51:06,107 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-20 01:51:06,107 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-20 01:51:06,113 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-20 01:51:06,113 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,113 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,113 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,113 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,113 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,114 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-20 01:51:06,114 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-20 01:51:06,114 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-20 01:51:06,114 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-20 01:51:06,116 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 01:51:06,116 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-20 01:51:06,116 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-20 01:51:06,116 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-20 01:51:06,117 INFO L444 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-20 01:51:06,117 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-20 01:51:06,117 INFO L447 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-20 01:51:06,117 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-20 01:51:06,118 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-20 01:51:06,118 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-20 01:51:06,118 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,119 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,119 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,119 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,119 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,119 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-20 01:51:06,119 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-20 01:51:06,120 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-20 01:51:06,120 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-20 01:51:06,120 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-20 01:51:06,120 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-20 01:51:06,120 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-20 01:51:06,120 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-20 01:51:06,120 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-20 01:51:06,121 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,121 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,121 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,121 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,121 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,121 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-20 01:51:06,121 INFO L444 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-20 01:51:06,122 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-20 01:51:06,122 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-20 01:51:06,122 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-20 01:51:06,122 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-20 01:51:06,122 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-20 01:51:06,122 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 01:51:06,122 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-20 01:51:06,123 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-20 01:51:06,123 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-20 01:51:06,123 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 01:51:06,123 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-20 01:51:06,123 INFO L440 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7)))) (or (and (= 1 ~a10~0) (< 0 (+ ~a1~0 13))) (and .cse0 (not (= 10 ~a19~0))) (and (<= ~a1~0 218) (= ~a10~0 2)) (and .cse0 (not (= ~a10~0 4))))) [2019-11-20 01:51:06,123 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-20 01:51:06,124 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,124 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,124 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,124 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,124 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-20 01:51:06,124 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,124 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,125 INFO L444 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-20 01:51:06,125 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-20 01:51:06,125 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-20 01:51:06,125 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-20 01:51:06,125 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-20 01:51:06,125 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-20 01:51:06,125 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-20 01:51:06,126 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-20 01:51:06,126 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-20 01:51:06,126 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-20 01:51:06,126 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-20 01:51:06,126 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-20 01:51:06,126 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-20 01:51:06,127 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,127 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,129 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,134 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,135 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,135 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,135 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-20 01:51:06,135 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-20 01:51:06,135 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-20 01:51:06,135 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 01:51:06,136 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-20 01:51:06,136 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-20 01:51:06,136 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-20 01:51:06,136 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-20 01:51:06,136 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-20 01:51:06,136 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-20 01:51:06,136 INFO L444 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-20 01:51:06,137 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-20 01:51:06,139 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-20 01:51:06,139 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-20 01:51:06,139 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-20 01:51:06,139 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-20 01:51:06,139 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,139 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 01:51:06,140 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-20 01:51:06,141 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-20 01:51:06,141 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-20 01:51:06,141 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 01:51:06,141 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-20 01:51:06,141 INFO L444 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-20 01:51:06,141 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-20 01:51:06,141 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-20 01:51:06,142 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-20 01:51:06,142 INFO L444 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-20 01:51:06,142 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-20 01:51:06,142 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,142 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,142 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,142 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,143 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,143 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,143 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-20 01:51:06,143 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-20 01:51:06,143 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-20 01:51:06,143 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-20 01:51:06,143 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-20 01:51:06,144 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 01:51:06,145 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-20 01:51:06,145 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-20 01:51:06,146 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-20 01:51:06,146 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-20 01:51:06,146 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-20 01:51:06,146 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 01:51:06,146 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2019-11-20 01:51:06,146 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-20 01:51:06,146 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,147 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,147 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,147 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,147 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,147 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 01:51:06,147 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-20 01:51:06,148 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-20 01:51:06,148 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-20 01:51:06,148 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-20 01:51:06,148 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-20 01:51:06,148 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-20 01:51:06,148 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-20 01:51:06,148 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-20 01:51:06,149 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-20 01:51:06,149 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-20 01:51:06,149 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-20 01:51:06,149 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-20 01:51:06,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 01:51:06 BoogieIcfgContainer [2019-11-20 01:51:06,170 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 01:51:06,170 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 01:51:06,170 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 01:51:06,170 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 01:51:06,171 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:50:51" (3/4) ... [2019-11-20 01:51:06,179 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 01:51:06,205 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 01:51:06,207 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 01:51:06,409 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1d6d27e9-4c5e-49f5-bd35-ca15d94cc457/bin/uautomizer/witness.graphml [2019-11-20 01:51:06,410 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 01:51:06,411 INFO L168 Benchmark]: Toolchain (without parser) took 17037.16 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 402.1 MB). Free memory was 944.6 MB in the beginning and 804.0 MB in the end (delta: 140.6 MB). Peak memory consumption was 542.8 MB. Max. memory is 11.5 GB. [2019-11-20 01:51:06,411 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:51:06,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-11-20 01:51:06,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2019-11-20 01:51:06,413 INFO L168 Benchmark]: Boogie Preprocessor took 73.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. [2019-11-20 01:51:06,413 INFO L168 Benchmark]: RCFGBuilder took 1475.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 954.8 MB in the end (delta: 114.5 MB). Peak memory consumption was 114.5 MB. Max. memory is 11.5 GB. [2019-11-20 01:51:06,414 INFO L168 Benchmark]: TraceAbstraction took 14564.75 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 293.1 MB). Free memory was 954.8 MB in the beginning and 831.6 MB in the end (delta: 123.2 MB). Peak memory consumption was 416.3 MB. Max. memory is 11.5 GB. [2019-11-20 01:51:06,414 INFO L168 Benchmark]: Witness Printer took 239.66 ms. Allocated memory is still 1.4 GB. Free memory was 831.6 MB in the beginning and 804.0 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2019-11-20 01:51:06,416 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 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 591.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1475.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 954.8 MB in the end (delta: 114.5 MB). Peak memory consumption was 114.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14564.75 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 293.1 MB). Free memory was 954.8 MB in the beginning and 831.6 MB in the end (delta: 123.2 MB). Peak memory consumption was 416.3 MB. Max. memory is 11.5 GB. * Witness Printer took 239.66 ms. Allocated memory is still 1.4 GB. Free memory was 831.6 MB in the beginning and 804.0 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 142]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((1 == a10 && 0 < a1 + 13) || (!(a19 == 7) && !(10 == a19))) || (a1 <= 218 && a10 == 2)) || (!(a19 == 7) && !(a10 == 4)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((1 == a10 && 0 < a1 + 13) || (!(a19 == 7) && !(10 == a19))) || (a1 <= 218 && a10 == 2)) || (!(a19 == 7) && !(a10 == 4)) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 14.4s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 336 SDtfs, 4146 SDslu, 201 SDs, 0 SdLazy, 9121 SolverSat, 1637 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 378 GetRequests, 320 SyntacticMatches, 7 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=977occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 556 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 123 NumberOfFragments, 71 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2501 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1458 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1318 NumberOfCodeBlocks, 1318 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1312 ConstructedInterpolants, 81 QuantifiedInterpolants, 2373342 SizeOfPredicates, 6 NumberOfNonLiveVariables, 433 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 864/1288 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...