./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.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_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/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 5d9d392c14a131e49f1eaea557bfd69667def3c2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 08:48:50,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:48:50,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:48:50,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:48:50,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:48:50,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:48:50,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:48:50,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:48:50,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:48:50,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:48:50,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:48:50,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:48:50,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:48:50,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:48:50,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:48:50,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:48:50,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:48:50,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:48:50,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:48:50,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:48:50,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:48:50,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:48:50,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:48:50,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:48:50,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:48:50,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:48:50,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:48:50,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:48:50,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:48:50,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:48:50,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:48:50,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:48:50,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:48:50,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:48:50,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:48:50,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:48:50,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:48:50,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:48:50,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:48:50,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:48:50,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:48:50,339 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:48:50,351 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:48:50,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:48:50,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:48:50,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:48:50,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:48:50,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:48:50,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:48:50,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:48:50,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:48:50,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:48:50,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:48:50,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:48:50,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:48:50,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:48:50,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:48:50,354 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:48:50,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:48:50,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:48:50,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:48:50,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:48:50,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:48:50,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:48:50,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:48:50,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:48:50,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:48:50,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:48:50,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:48:50,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:48:50,357 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_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/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 -> 5d9d392c14a131e49f1eaea557bfd69667def3c2 [2019-11-25 08:48:50,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:48:50,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:48:50,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:48:50,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:48:50,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:48:50,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-11-25 08:48:50,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/data/2626d79f5/d422b9ed2a3143809987a2d0adb31ef6/FLAGf1077bc7d [2019-11-25 08:48:51,006 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:48:51,006 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-11-25 08:48:51,042 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/data/2626d79f5/d422b9ed2a3143809987a2d0adb31ef6/FLAGf1077bc7d [2019-11-25 08:48:51,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/data/2626d79f5/d422b9ed2a3143809987a2d0adb31ef6 [2019-11-25 08:48:51,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:48:51,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:48:51,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:51,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:48:51,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:48:51,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:51,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620d79a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51, skipping insertion in model container [2019-11-25 08:48:51,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:51,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:48:51,377 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:48:51,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:51,777 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:48:51,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:51,951 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:48:51,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51 WrapperNode [2019-11-25 08:48:51,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:51,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:51,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:48:51,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:48:51,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:51,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:52,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:48:52,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:48:52,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:48:52,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... [2019-11-25 08:48:52,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:48:52,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:48:52,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:48:52,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:48:52,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/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 08:48:52,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:48:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:48:53,325 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:48:53,325 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:48:53,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:53 BoogieIcfgContainer [2019-11-25 08:48:53,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:48:53,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:48:53,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:48:53,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:48:53,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:48:51" (1/3) ... [2019-11-25 08:48:53,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c4a757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:53, skipping insertion in model container [2019-11-25 08:48:53,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:51" (2/3) ... [2019-11-25 08:48:53,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c4a757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:53, skipping insertion in model container [2019-11-25 08:48:53,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:53" (3/3) ... [2019-11-25 08:48:53,335 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label20.c [2019-11-25 08:48:53,343 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:48:53,351 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:48:53,360 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:48:53,397 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:48:53,397 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:48:53,397 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:48:53,397 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:48:53,397 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:48:53,398 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:48:53,398 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:48:53,399 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:48:53,422 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-25 08:48:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-25 08:48:53,430 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:53,431 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] [2019-11-25 08:48:53,431 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:53,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:53,437 INFO L82 PathProgramCache]: Analyzing trace with hash -716875070, now seen corresponding path program 1 times [2019-11-25 08:48:53,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:53,445 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430444967] [2019-11-25 08:48:53,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:53,623 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 08:48:53,624 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430444967] [2019-11-25 08:48:53,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:53,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:53,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626475158] [2019-11-25 08:48:53,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:53,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:53,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:53,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:53,643 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-25 08:48:55,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:55,034 INFO L93 Difference]: Finished difference Result 694 states and 1246 transitions. [2019-11-25 08:48:55,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:55,036 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-11-25 08:48:55,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:55,059 INFO L225 Difference]: With dead ends: 694 [2019-11-25 08:48:55,060 INFO L226 Difference]: Without dead ends: 421 [2019-11-25 08:48:55,068 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 08:48:55,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-25 08:48:55,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-11-25 08:48:55,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-11-25 08:48:55,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2019-11-25 08:48:55,131 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 28 [2019-11-25 08:48:55,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:55,131 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2019-11-25 08:48:55,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:55,132 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2019-11-25 08:48:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-25 08:48:55,136 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:55,136 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:55,136 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:55,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:55,137 INFO L82 PathProgramCache]: Analyzing trace with hash -958622800, now seen corresponding path program 1 times [2019-11-25 08:48:55,137 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:55,137 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998045108] [2019-11-25 08:48:55,137 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:55,337 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:55,338 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998045108] [2019-11-25 08:48:55,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:55,338 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:55,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618254832] [2019-11-25 08:48:55,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:55,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:55,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:55,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:55,341 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 4 states. [2019-11-25 08:48:56,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:56,214 INFO L93 Difference]: Finished difference Result 840 states and 1290 transitions. [2019-11-25 08:48:56,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:56,215 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2019-11-25 08:48:56,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:56,218 INFO L225 Difference]: With dead ends: 840 [2019-11-25 08:48:56,219 INFO L226 Difference]: Without dead ends: 560 [2019-11-25 08:48:56,243 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 08:48:56,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-11-25 08:48:56,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2019-11-25 08:48:56,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-11-25 08:48:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 785 transitions. [2019-11-25 08:48:56,268 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 785 transitions. Word has length 106 [2019-11-25 08:48:56,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:56,269 INFO L462 AbstractCegarLoop]: Abstraction has 560 states and 785 transitions. [2019-11-25 08:48:56,269 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 785 transitions. [2019-11-25 08:48:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-25 08:48:56,277 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:56,277 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:56,277 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:56,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:56,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1786957364, now seen corresponding path program 1 times [2019-11-25 08:48:56,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:56,278 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518297108] [2019-11-25 08:48:56,278 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:56,447 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:56,447 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518297108] [2019-11-25 08:48:56,448 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:56,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:56,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642204560] [2019-11-25 08:48:56,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:56,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:56,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:56,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:56,453 INFO L87 Difference]: Start difference. First operand 560 states and 785 transitions. Second operand 4 states. [2019-11-25 08:48:57,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:57,273 INFO L93 Difference]: Finished difference Result 1813 states and 2508 transitions. [2019-11-25 08:48:57,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:57,274 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2019-11-25 08:48:57,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:57,281 INFO L225 Difference]: With dead ends: 1813 [2019-11-25 08:48:57,281 INFO L226 Difference]: Without dead ends: 1255 [2019-11-25 08:48:57,283 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 [2019-11-25 08:48:57,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-11-25 08:48:57,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 838. [2019-11-25 08:48:57,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-11-25 08:48:57,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1063 transitions. [2019-11-25 08:48:57,308 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1063 transitions. Word has length 146 [2019-11-25 08:48:57,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:57,309 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1063 transitions. [2019-11-25 08:48:57,309 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1063 transitions. [2019-11-25 08:48:57,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-25 08:48:57,316 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:57,316 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:57,316 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:57,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:57,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1475583444, now seen corresponding path program 1 times [2019-11-25 08:48:57,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:57,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915392000] [2019-11-25 08:48:57,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:57,481 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915392000] [2019-11-25 08:48:57,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:57,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:57,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454973817] [2019-11-25 08:48:57,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:57,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:57,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:57,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:57,483 INFO L87 Difference]: Start difference. First operand 838 states and 1063 transitions. Second operand 4 states. [2019-11-25 08:48:58,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:58,360 INFO L93 Difference]: Finished difference Result 2091 states and 2662 transitions. [2019-11-25 08:48:58,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:58,360 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 188 [2019-11-25 08:48:58,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:58,368 INFO L225 Difference]: With dead ends: 2091 [2019-11-25 08:48:58,368 INFO L226 Difference]: Without dead ends: 1255 [2019-11-25 08:48:58,369 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 08:48:58,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-11-25 08:48:58,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2019-11-25 08:48:58,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-25 08:48:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1371 transitions. [2019-11-25 08:48:58,394 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1371 transitions. Word has length 188 [2019-11-25 08:48:58,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:58,395 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1371 transitions. [2019-11-25 08:48:58,395 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1371 transitions. [2019-11-25 08:48:58,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-25 08:48:58,399 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:58,399 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:58,399 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:58,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:58,400 INFO L82 PathProgramCache]: Analyzing trace with hash 661366646, now seen corresponding path program 1 times [2019-11-25 08:48:58,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:58,400 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196228404] [2019-11-25 08:48:58,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-25 08:48:58,671 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196228404] [2019-11-25 08:48:58,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:58,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:58,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345812960] [2019-11-25 08:48:58,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:58,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:58,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:58,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:58,673 INFO L87 Difference]: Start difference. First operand 1116 states and 1371 transitions. Second operand 5 states. [2019-11-25 08:49:00,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:00,227 INFO L93 Difference]: Finished difference Result 4037 states and 4968 transitions. [2019-11-25 08:49:00,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:49:00,228 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 189 [2019-11-25 08:49:00,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:00,243 INFO L225 Difference]: With dead ends: 4037 [2019-11-25 08:49:00,243 INFO L226 Difference]: Without dead ends: 2923 [2019-11-25 08:49:00,245 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:49:00,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2923 states. [2019-11-25 08:49:00,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2923 to 2089. [2019-11-25 08:49:00,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2019-11-25 08:49:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2495 transitions. [2019-11-25 08:49:00,296 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2495 transitions. Word has length 189 [2019-11-25 08:49:00,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:00,296 INFO L462 AbstractCegarLoop]: Abstraction has 2089 states and 2495 transitions. [2019-11-25 08:49:00,296 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:49:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2495 transitions. [2019-11-25 08:49:00,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-25 08:49:00,301 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:00,302 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:00,302 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:00,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:00,302 INFO L82 PathProgramCache]: Analyzing trace with hash -668439460, now seen corresponding path program 1 times [2019-11-25 08:49:00,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:00,303 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42206196] [2019-11-25 08:49:00,303 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:00,464 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-25 08:49:00,465 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42206196] [2019-11-25 08:49:00,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:00,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:49:00,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981567312] [2019-11-25 08:49:00,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:49:00,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:00,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:49:00,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:49:00,467 INFO L87 Difference]: Start difference. First operand 2089 states and 2495 transitions. Second operand 3 states. [2019-11-25 08:49:01,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:01,036 INFO L93 Difference]: Finished difference Result 5010 states and 5952 transitions. [2019-11-25 08:49:01,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:49:01,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 264 [2019-11-25 08:49:01,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:01,048 INFO L225 Difference]: With dead ends: 5010 [2019-11-25 08:49:01,048 INFO L226 Difference]: Without dead ends: 2089 [2019-11-25 08:49:01,051 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 [2019-11-25 08:49:01,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2019-11-25 08:49:01,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 2089. [2019-11-25 08:49:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2019-11-25 08:49:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2440 transitions. [2019-11-25 08:49:01,097 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2440 transitions. Word has length 264 [2019-11-25 08:49:01,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:01,097 INFO L462 AbstractCegarLoop]: Abstraction has 2089 states and 2440 transitions. [2019-11-25 08:49:01,097 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:49:01,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2440 transitions. [2019-11-25 08:49:01,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-11-25 08:49:01,104 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:01,104 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:49:01,104 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:01,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:01,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1546588810, now seen corresponding path program 1 times [2019-11-25 08:49:01,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:01,105 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154733540] [2019-11-25 08:49:01,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-11-25 08:49:01,338 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154733540] [2019-11-25 08:49:01,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:01,338 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:49:01,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2197679] [2019-11-25 08:49:01,339 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:49:01,339 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:01,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:49:01,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:49:01,340 INFO L87 Difference]: Start difference. First operand 2089 states and 2440 transitions. Second operand 4 states. [2019-11-25 08:49:02,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:02,217 INFO L93 Difference]: Finished difference Result 4035 states and 4734 transitions. [2019-11-25 08:49:02,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:49:02,218 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 300 [2019-11-25 08:49:02,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:02,218 INFO L225 Difference]: With dead ends: 4035 [2019-11-25 08:49:02,218 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:49:02,221 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 08:49:02,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:49:02,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:49:02,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:49:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:49:02,221 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 300 [2019-11-25 08:49:02,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:02,221 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:49:02,222 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:49:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:49:02,222 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:49:02,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:49:02,481 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2019-11-25 08:49:02,648 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2019-11-25 08:49:02,651 INFO L444 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-25 08:49:02,651 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,651 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,651 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,651 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-25 08:49:02,652 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-25 08:49:02,653 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,654 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-25 08:49:02,655 INFO L440 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse1 (not (= ~a19~0 10))) (.cse0 (not (= ~a19~0 7)))) (or (and .cse0 .cse1) (= ~a10~0 1) (and .cse1 (= ~a10~0 2)) (and .cse0 (= ~a10~0 0)))) [2019-11-25 08:49:02,655 INFO L444 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-25 08:49:02,656 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L447 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-25 08:49:02,657 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,658 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,661 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,661 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,662 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,662 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-25 08:49:02,662 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-25 08:49:02,662 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-25 08:49:02,662 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-25 08:49:02,662 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-25 08:49:02,662 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-25 08:49:02,663 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-25 08:49:02,663 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-25 08:49:02,663 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-25 08:49:02,663 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,663 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,663 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,664 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,664 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,664 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-25 08:49:02,666 INFO L444 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-25 08:49:02,666 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-25 08:49:02,666 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-25 08:49:02,666 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-25 08:49:02,667 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-25 08:49:02,667 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-25 08:49:02,667 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-25 08:49:02,667 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-25 08:49:02,667 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-25 08:49:02,667 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-25 08:49:02,667 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:49:02,668 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-25 08:49:02,670 INFO L440 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (not (= ~a19~0 10))) (.cse0 (not (= ~a19~0 7)))) (or (and .cse0 .cse1) (= ~a10~0 1) (and .cse1 (= ~a10~0 2)) (and .cse0 (= ~a10~0 0)))) [2019-11-25 08:49:02,670 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-25 08:49:02,670 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,671 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,671 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,672 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,672 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-25 08:49:02,672 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,672 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,672 INFO L444 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-25 08:49:02,672 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-25 08:49:02,672 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-25 08:49:02,673 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-25 08:49:02,673 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-25 08:49:02,673 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-25 08:49:02,673 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-25 08:49:02,673 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-25 08:49:02,673 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-25 08:49:02,673 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-25 08:49:02,674 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-25 08:49:02,674 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-25 08:49:02,674 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-25 08:49:02,674 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,674 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,674 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,674 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,675 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,675 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,675 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-25 08:49:02,675 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-25 08:49:02,675 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-25 08:49:02,675 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:49:02,675 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-25 08:49:02,676 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-25 08:49:02,676 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-25 08:49:02,676 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-25 08:49:02,676 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-25 08:49:02,676 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-25 08:49:02,677 INFO L444 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-25 08:49:02,677 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-25 08:49:02,677 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-25 08:49:02,677 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-25 08:49:02,677 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-25 08:49:02,677 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-25 08:49:02,677 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-25 08:49:02,678 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-25 08:49:02,679 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-25 08:49:02,679 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-25 08:49:02,679 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-25 08:49:02,679 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:49:02,679 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-25 08:49:02,680 INFO L444 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-25 08:49:02,680 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-25 08:49:02,680 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-25 08:49:02,680 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,681 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,682 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-25 08:49:02,682 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-25 08:49:02,682 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-25 08:49:02,682 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-25 08:49:02,682 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-25 08:49:02,682 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-25 08:49:02,682 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-25 08:49:02,683 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-25 08:49:02,683 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-25 08:49:02,683 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-25 08:49:02,683 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-25 08:49:02,683 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:49:02,683 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2019-11-25 08:49:02,683 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-25 08:49:02,684 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-25 08:49:02,685 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-25 08:49:02,686 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-25 08:49:02,686 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-25 08:49:02,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:49:02 BoogieIcfgContainer [2019-11-25 08:49:02,706 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:49:02,707 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:49:02,707 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:49:02,707 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:49:02,707 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:53" (3/4) ... [2019-11-25 08:49:02,710 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:49:02,735 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:49:02,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:49:02,935 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_22dfeb13-5600-483d-a9c6-a7ccabe3a00b/bin/uautomizer/witness.graphml [2019-11-25 08:49:02,935 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:49:02,937 INFO L168 Benchmark]: Toolchain (without parser) took 11626.52 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 274.2 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -61.8 MB). Peak memory consumption was 212.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:02,940 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:02,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -171.5 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:02,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:02,943 INFO L168 Benchmark]: Boogie Preprocessor took 95.38 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 08:49:02,944 INFO L168 Benchmark]: RCFGBuilder took 1181.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.8 MB in the end (delta: 108.4 MB). Peak memory consumption was 108.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:02,944 INFO L168 Benchmark]: TraceAbstraction took 9379.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 133.7 MB). Free memory was 991.8 MB in the beginning and 1.0 GB in the end (delta: -34.6 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:02,945 INFO L168 Benchmark]: Witness Printer took 228.86 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:02,947 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 640.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -171.5 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.38 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 1181.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.8 MB in the end (delta: 108.4 MB). Peak memory consumption was 108.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9379.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 133.7 MB). Free memory was 991.8 MB in the beginning and 1.0 GB in the end (delta: -34.6 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. * Witness Printer took 228.86 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 88]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((!(a19 == 7) && !(a19 == 10)) || a10 == 1) || (!(a19 == 10) && a10 == 2)) || (!(a19 == 7) && a10 == 0) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((!(a19 == 7) && !(a19 == 10)) || a10 == 1) || (!(a19 == 10) && a10 == 2)) || (!(a19 == 7) && a10 == 0) - 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: 9.2s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 554 SDtfs, 1802 SDslu, 68 SDs, 0 SdLazy, 4702 SolverSat, 931 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2089occurred 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: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 1529 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 48 NumberOfFragments, 59 HoareAnnotationTreeSize, 3 FomulaSimplifications, 210 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2228 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1221 NumberOfCodeBlocks, 1221 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1214 ConstructedInterpolants, 0 QuantifiedInterpolants, 556053 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 911/911 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...