./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.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_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/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 06d11383001c52cfbf19a51eafe2dc3d238c9679 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:57:13,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:57:13,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:57:13,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:57:13,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:57:13,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:57:13,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:57:13,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:57:13,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:57:13,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:57:13,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:57:13,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:57:13,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:57:13,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:57:13,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:57:13,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:57:13,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:57:13,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:57:13,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:57:13,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:57:13,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:57:13,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:57:13,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:57:13,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:57:13,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:57:13,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:57:13,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:57:13,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:57:13,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:57:13,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:57:13,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:57:13,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:57:13,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:57:13,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:57:13,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:57:13,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:57:13,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:57:13,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:57:13,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:57:13,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:57:13,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:57:13,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:57:13,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:57:13,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:57:13,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:57:13,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:57:13,253 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:57:13,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:57:13,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:57:13,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:57:13,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:57:13,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:57:13,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:57:13,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:57:13,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:57:13,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:57:13,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:57:13,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:57:13,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:57:13,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:57:13,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:57:13,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:57:13,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:57:13,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:13,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:57:13,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:57:13,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:57:13,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:57:13,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:57:13,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:57:13,258 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_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/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 -> 06d11383001c52cfbf19a51eafe2dc3d238c9679 [2019-11-25 08:57:13,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:57:13,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:57:13,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:57:13,436 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:57:13,436 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:57:13,437 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-11-25 08:57:13,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/data/d7856d056/9533466150dc45ba82da454b741bdf85/FLAGace063414 [2019-11-25 08:57:14,023 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:57:14,024 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-11-25 08:57:14,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/data/d7856d056/9533466150dc45ba82da454b741bdf85/FLAGace063414 [2019-11-25 08:57:14,331 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/data/d7856d056/9533466150dc45ba82da454b741bdf85 [2019-11-25 08:57:14,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:57:14,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:57:14,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:14,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:57:14,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:57:14,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:14" (1/1) ... [2019-11-25 08:57:14,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45e8df4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:14, skipping insertion in model container [2019-11-25 08:57:14,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:14" (1/1) ... [2019-11-25 08:57:14,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:57:14,431 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:57:15,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:15,011 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:57:15,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:15,206 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:57:15,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15 WrapperNode [2019-11-25 08:57:15,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:15,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:15,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:57:15,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:57:15,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:15,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:57:15,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:57:15,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:57:15,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... [2019-11-25 08:57:15,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:57:15,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:57:15,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:57:15,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:57:15,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/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 08:57:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:57:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:57:17,173 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:57:17,174 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:57:17,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:17 BoogieIcfgContainer [2019-11-25 08:57:17,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:57:17,176 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:57:17,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:57:17,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:57:17,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:57:14" (1/3) ... [2019-11-25 08:57:17,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47594173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:17, skipping insertion in model container [2019-11-25 08:57:17,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:15" (2/3) ... [2019-11-25 08:57:17,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47594173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:17, skipping insertion in model container [2019-11-25 08:57:17,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:17" (3/3) ... [2019-11-25 08:57:17,185 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label44.c [2019-11-25 08:57:17,194 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:57:17,201 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:57:17,211 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:57:17,247 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:57:17,247 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:57:17,248 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:57:17,248 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:57:17,248 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:57:17,248 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:57:17,248 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:57:17,249 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:57:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-11-25 08:57:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-25 08:57:17,281 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:17,282 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] [2019-11-25 08:57:17,282 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:17,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:17,287 INFO L82 PathProgramCache]: Analyzing trace with hash 678582746, now seen corresponding path program 1 times [2019-11-25 08:57:17,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:17,296 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158309267] [2019-11-25 08:57:17,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:17,559 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 08:57:17,560 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158309267] [2019-11-25 08:57:17,561 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:17,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:17,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885926026] [2019-11-25 08:57:17,566 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:17,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:17,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:17,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:17,581 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-11-25 08:57:19,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:19,875 INFO L93 Difference]: Finished difference Result 968 states and 1740 transitions. [2019-11-25 08:57:19,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:19,877 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-11-25 08:57:19,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:19,900 INFO L225 Difference]: With dead ends: 968 [2019-11-25 08:57:19,904 INFO L226 Difference]: Without dead ends: 602 [2019-11-25 08:57:19,911 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 08:57:19,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2019-11-25 08:57:19,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 407. [2019-11-25 08:57:19,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2019-11-25 08:57:20,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 590 transitions. [2019-11-25 08:57:20,002 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 590 transitions. Word has length 26 [2019-11-25 08:57:20,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:20,002 INFO L462 AbstractCegarLoop]: Abstraction has 407 states and 590 transitions. [2019-11-25 08:57:20,003 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:20,003 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 590 transitions. [2019-11-25 08:57:20,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-25 08:57:20,008 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:20,009 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:57:20,009 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:20,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:20,011 INFO L82 PathProgramCache]: Analyzing trace with hash -308519566, now seen corresponding path program 1 times [2019-11-25 08:57:20,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:20,011 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626171720] [2019-11-25 08:57:20,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:20,198 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:20,198 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626171720] [2019-11-25 08:57:20,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:20,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:20,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771949625] [2019-11-25 08:57:20,201 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:20,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:20,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:20,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:20,203 INFO L87 Difference]: Start difference. First operand 407 states and 590 transitions. Second operand 4 states. [2019-11-25 08:57:21,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:21,726 INFO L93 Difference]: Finished difference Result 1567 states and 2285 transitions. [2019-11-25 08:57:21,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:21,728 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2019-11-25 08:57:21,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:21,738 INFO L225 Difference]: With dead ends: 1567 [2019-11-25 08:57:21,738 INFO L226 Difference]: Without dead ends: 1162 [2019-11-25 08:57:21,741 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 08:57:21,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1162 states. [2019-11-25 08:57:21,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1162 to 1148. [2019-11-25 08:57:21,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2019-11-25 08:57:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1566 transitions. [2019-11-25 08:57:21,834 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1566 transitions. Word has length 94 [2019-11-25 08:57:21,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:21,835 INFO L462 AbstractCegarLoop]: Abstraction has 1148 states and 1566 transitions. [2019-11-25 08:57:21,835 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1566 transitions. [2019-11-25 08:57:21,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-25 08:57:21,841 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:21,842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:57:21,842 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:21,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:21,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1249111919, now seen corresponding path program 1 times [2019-11-25 08:57:21,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:21,843 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010511919] [2019-11-25 08:57:21,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:21,988 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010511919] [2019-11-25 08:57:21,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:21,990 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:21,991 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577238294] [2019-11-25 08:57:21,991 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:21,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:21,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:21,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:21,993 INFO L87 Difference]: Start difference. First operand 1148 states and 1566 transitions. Second operand 4 states. [2019-11-25 08:57:23,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:23,448 INFO L93 Difference]: Finished difference Result 4144 states and 5719 transitions. [2019-11-25 08:57:23,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:23,449 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2019-11-25 08:57:23,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:23,465 INFO L225 Difference]: With dead ends: 4144 [2019-11-25 08:57:23,465 INFO L226 Difference]: Without dead ends: 2998 [2019-11-25 08:57:23,467 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 08:57:23,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2998 states. [2019-11-25 08:57:23,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2998 to 2998. [2019-11-25 08:57:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2998 states. [2019-11-25 08:57:23,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2998 states and 3666 transitions. [2019-11-25 08:57:23,525 INFO L78 Accepts]: Start accepts. Automaton has 2998 states and 3666 transitions. Word has length 97 [2019-11-25 08:57:23,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:23,526 INFO L462 AbstractCegarLoop]: Abstraction has 2998 states and 3666 transitions. [2019-11-25 08:57:23,526 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3666 transitions. [2019-11-25 08:57:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-25 08:57:23,539 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:23,540 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:57:23,540 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:23,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:23,540 INFO L82 PathProgramCache]: Analyzing trace with hash -101534449, now seen corresponding path program 1 times [2019-11-25 08:57:23,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:23,541 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161977879] [2019-11-25 08:57:23,541 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:23,718 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:23,719 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161977879] [2019-11-25 08:57:23,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:23,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:23,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096815514] [2019-11-25 08:57:23,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:57:23,720 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:23,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:57:23,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:57:23,721 INFO L87 Difference]: Start difference. First operand 2998 states and 3666 transitions. Second operand 5 states. [2019-11-25 08:57:25,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:25,761 INFO L93 Difference]: Finished difference Result 9336 states and 11717 transitions. [2019-11-25 08:57:25,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:57:25,764 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2019-11-25 08:57:25,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:25,800 INFO L225 Difference]: With dead ends: 9336 [2019-11-25 08:57:25,800 INFO L226 Difference]: Without dead ends: 6524 [2019-11-25 08:57:25,806 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 08:57:25,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6524 states. [2019-11-25 08:57:25,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6524 to 6523. [2019-11-25 08:57:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6523 states. [2019-11-25 08:57:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6523 states to 6523 states and 7930 transitions. [2019-11-25 08:57:25,958 INFO L78 Accepts]: Start accepts. Automaton has 6523 states and 7930 transitions. Word has length 153 [2019-11-25 08:57:25,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:25,960 INFO L462 AbstractCegarLoop]: Abstraction has 6523 states and 7930 transitions. [2019-11-25 08:57:25,960 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:57:25,960 INFO L276 IsEmpty]: Start isEmpty. Operand 6523 states and 7930 transitions. [2019-11-25 08:57:25,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-25 08:57:25,967 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:25,967 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-25 08:57:25,967 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:25,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:25,968 INFO L82 PathProgramCache]: Analyzing trace with hash -801477748, now seen corresponding path program 1 times [2019-11-25 08:57:25,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:25,968 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928287468] [2019-11-25 08:57:25,969 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:26,178 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-25 08:57:26,178 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928287468] [2019-11-25 08:57:26,178 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:26,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:26,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408587961] [2019-11-25 08:57:26,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:26,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:26,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:26,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:26,180 INFO L87 Difference]: Start difference. First operand 6523 states and 7930 transitions. Second operand 4 states. [2019-11-25 08:57:27,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:27,803 INFO L93 Difference]: Finished difference Result 14541 states and 17831 transitions. [2019-11-25 08:57:27,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:27,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 219 [2019-11-25 08:57:27,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:27,835 INFO L225 Difference]: With dead ends: 14541 [2019-11-25 08:57:27,835 INFO L226 Difference]: Without dead ends: 8204 [2019-11-25 08:57:27,842 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:27,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2019-11-25 08:57:27,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 7442. [2019-11-25 08:57:27,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7442 states. [2019-11-25 08:57:27,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7442 states to 7442 states and 8862 transitions. [2019-11-25 08:57:27,979 INFO L78 Accepts]: Start accepts. Automaton has 7442 states and 8862 transitions. Word has length 219 [2019-11-25 08:57:27,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:27,980 INFO L462 AbstractCegarLoop]: Abstraction has 7442 states and 8862 transitions. [2019-11-25 08:57:27,980 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 7442 states and 8862 transitions. [2019-11-25 08:57:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-25 08:57:27,985 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:27,985 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-25 08:57:27,986 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:27,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:27,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1442400907, now seen corresponding path program 1 times [2019-11-25 08:57:27,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:27,987 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022945442] [2019-11-25 08:57:27,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:28,161 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:28,162 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022945442] [2019-11-25 08:57:28,162 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:28,162 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:28,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356722829] [2019-11-25 08:57:28,163 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:28,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:28,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:28,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:28,164 INFO L87 Difference]: Start difference. First operand 7442 states and 8862 transitions. Second operand 4 states. [2019-11-25 08:57:29,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:29,516 INFO L93 Difference]: Finished difference Result 17112 states and 20555 transitions. [2019-11-25 08:57:29,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:29,517 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 230 [2019-11-25 08:57:29,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:29,570 INFO L225 Difference]: With dead ends: 17112 [2019-11-25 08:57:29,577 INFO L226 Difference]: Without dead ends: 9856 [2019-11-25 08:57:29,583 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 08:57:29,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9856 states. [2019-11-25 08:57:29,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9856 to 9466. [2019-11-25 08:57:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9466 states. [2019-11-25 08:57:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9466 states to 9466 states and 11150 transitions. [2019-11-25 08:57:29,745 INFO L78 Accepts]: Start accepts. Automaton has 9466 states and 11150 transitions. Word has length 230 [2019-11-25 08:57:29,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:29,745 INFO L462 AbstractCegarLoop]: Abstraction has 9466 states and 11150 transitions. [2019-11-25 08:57:29,745 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 9466 states and 11150 transitions. [2019-11-25 08:57:29,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-25 08:57:29,751 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:29,752 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-25 08:57:29,752 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:29,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:29,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1616620059, now seen corresponding path program 1 times [2019-11-25 08:57:29,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:29,753 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102263973] [2019-11-25 08:57:29,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:30,148 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102263973] [2019-11-25 08:57:30,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:30,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:57:30,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420695811] [2019-11-25 08:57:30,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:57:30,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:30,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:57:30,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:57:30,152 INFO L87 Difference]: Start difference. First operand 9466 states and 11150 transitions. Second operand 5 states. [2019-11-25 08:57:31,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:31,762 INFO L93 Difference]: Finished difference Result 20253 states and 23894 transitions. [2019-11-25 08:57:31,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:57:31,762 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 258 [2019-11-25 08:57:31,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:31,783 INFO L225 Difference]: With dead ends: 20253 [2019-11-25 08:57:31,783 INFO L226 Difference]: Without dead ends: 12083 [2019-11-25 08:57:31,791 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:57:31,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12083 states. [2019-11-25 08:57:31,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12083 to 10953. [2019-11-25 08:57:31,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10953 states. [2019-11-25 08:57:31,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10953 states to 10953 states and 12810 transitions. [2019-11-25 08:57:31,930 INFO L78 Accepts]: Start accepts. Automaton has 10953 states and 12810 transitions. Word has length 258 [2019-11-25 08:57:31,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:31,931 INFO L462 AbstractCegarLoop]: Abstraction has 10953 states and 12810 transitions. [2019-11-25 08:57:31,931 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:57:31,931 INFO L276 IsEmpty]: Start isEmpty. Operand 10953 states and 12810 transitions. [2019-11-25 08:57:31,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-25 08:57:31,937 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:31,938 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:31,938 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:31,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:31,939 INFO L82 PathProgramCache]: Analyzing trace with hash 292208959, now seen corresponding path program 1 times [2019-11-25 08:57:31,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:31,940 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282734231] [2019-11-25 08:57:31,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:32,181 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-25 08:57:32,182 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282734231] [2019-11-25 08:57:32,182 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:32,182 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:32,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905466214] [2019-11-25 08:57:32,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:57:32,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:32,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:57:32,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:57:32,184 INFO L87 Difference]: Start difference. First operand 10953 states and 12810 transitions. Second operand 5 states. [2019-11-25 08:57:34,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:34,498 INFO L93 Difference]: Finished difference Result 34618 states and 40717 transitions. [2019-11-25 08:57:34,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:57:34,499 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-11-25 08:57:34,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:34,534 INFO L225 Difference]: With dead ends: 34618 [2019-11-25 08:57:34,534 INFO L226 Difference]: Without dead ends: 23851 [2019-11-25 08:57:34,547 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 08:57:34,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23851 states. [2019-11-25 08:57:34,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23851 to 17579. [2019-11-25 08:57:34,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17579 states. [2019-11-25 08:57:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17579 states to 17579 states and 20174 transitions. [2019-11-25 08:57:34,813 INFO L78 Accepts]: Start accepts. Automaton has 17579 states and 20174 transitions. Word has length 261 [2019-11-25 08:57:34,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:34,813 INFO L462 AbstractCegarLoop]: Abstraction has 17579 states and 20174 transitions. [2019-11-25 08:57:34,813 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:57:34,814 INFO L276 IsEmpty]: Start isEmpty. Operand 17579 states and 20174 transitions. [2019-11-25 08:57:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-25 08:57:34,828 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:34,829 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-25 08:57:34,829 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:34,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:34,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1313485887, now seen corresponding path program 1 times [2019-11-25 08:57:34,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:34,830 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106164395] [2019-11-25 08:57:34,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-11-25 08:57:35,082 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106164395] [2019-11-25 08:57:35,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:35,083 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:57:35,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801769100] [2019-11-25 08:57:35,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:35,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:35,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:35,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:35,093 INFO L87 Difference]: Start difference. First operand 17579 states and 20174 transitions. Second operand 3 states. [2019-11-25 08:57:35,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:35,547 INFO L93 Difference]: Finished difference Result 33484 states and 38341 transitions. [2019-11-25 08:57:35,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:35,548 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-11-25 08:57:35,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:35,566 INFO L225 Difference]: With dead ends: 33484 [2019-11-25 08:57:35,566 INFO L226 Difference]: Without dead ends: 16649 [2019-11-25 08:57:35,580 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:35,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16649 states. [2019-11-25 08:57:35,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16649 to 16645. [2019-11-25 08:57:35,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-11-25 08:57:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18992 transitions. [2019-11-25 08:57:35,832 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18992 transitions. Word has length 308 [2019-11-25 08:57:35,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:35,833 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18992 transitions. [2019-11-25 08:57:35,833 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18992 transitions. [2019-11-25 08:57:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2019-11-25 08:57:35,861 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:35,862 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 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 08:57:35,862 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:35,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:35,863 INFO L82 PathProgramCache]: Analyzing trace with hash -306541705, now seen corresponding path program 1 times [2019-11-25 08:57:35,863 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:35,863 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37434081] [2019-11-25 08:57:35,863 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:36,224 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2019-11-25 08:57:36,351 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-25 08:57:36,352 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37434081] [2019-11-25 08:57:36,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:36,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:57:36,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249017712] [2019-11-25 08:57:36,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:57:36,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:36,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:57:36,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:36,354 INFO L87 Difference]: Start difference. First operand 16645 states and 18992 transitions. Second operand 4 states. [2019-11-25 08:57:37,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:37,555 INFO L93 Difference]: Finished difference Result 33131 states and 37836 transitions. [2019-11-25 08:57:37,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:57:37,557 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 426 [2019-11-25 08:57:37,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:37,569 INFO L225 Difference]: With dead ends: 33131 [2019-11-25 08:57:37,570 INFO L226 Difference]: Without dead ends: 16672 [2019-11-25 08:57:37,579 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:57:37,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16672 states. [2019-11-25 08:57:37,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16672 to 16645. [2019-11-25 08:57:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-11-25 08:57:37,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18734 transitions. [2019-11-25 08:57:37,786 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18734 transitions. Word has length 426 [2019-11-25 08:57:37,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:37,787 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18734 transitions. [2019-11-25 08:57:37,787 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:57:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18734 transitions. [2019-11-25 08:57:37,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2019-11-25 08:57:37,809 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:37,811 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2019-11-25 08:57:37,811 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:37,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:37,811 INFO L82 PathProgramCache]: Analyzing trace with hash -758299991, now seen corresponding path program 1 times [2019-11-25 08:57:37,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:37,812 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584933580] [2019-11-25 08:57:37,812 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-25 08:57:38,209 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584933580] [2019-11-25 08:57:38,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:38,210 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:38,210 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520752098] [2019-11-25 08:57:38,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:38,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:38,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:38,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:38,212 INFO L87 Difference]: Start difference. First operand 16645 states and 18734 transitions. Second operand 3 states. [2019-11-25 08:57:38,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:38,881 INFO L93 Difference]: Finished difference Result 32536 states and 36592 transitions. [2019-11-25 08:57:38,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:38,882 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 441 [2019-11-25 08:57:38,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:38,895 INFO L225 Difference]: With dead ends: 32536 [2019-11-25 08:57:38,895 INFO L226 Difference]: Without dead ends: 15157 [2019-11-25 08:57:38,901 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:38,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15157 states. [2019-11-25 08:57:39,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15157 to 11657. [2019-11-25 08:57:39,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11657 states. [2019-11-25 08:57:39,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11657 states to 11657 states and 12837 transitions. [2019-11-25 08:57:39,049 INFO L78 Accepts]: Start accepts. Automaton has 11657 states and 12837 transitions. Word has length 441 [2019-11-25 08:57:39,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:39,050 INFO L462 AbstractCegarLoop]: Abstraction has 11657 states and 12837 transitions. [2019-11-25 08:57:39,050 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:39,050 INFO L276 IsEmpty]: Start isEmpty. Operand 11657 states and 12837 transitions. [2019-11-25 08:57:39,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2019-11-25 08:57:39,067 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:39,068 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:39,068 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:39,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:39,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1640817050, now seen corresponding path program 1 times [2019-11-25 08:57:39,069 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:39,069 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143218473] [2019-11-25 08:57:39,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:39,497 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2019-11-25 08:57:39,498 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143218473] [2019-11-25 08:57:39,498 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:39,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:57:39,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695701697] [2019-11-25 08:57:39,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:57:39,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:39,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:39,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:39,499 INFO L87 Difference]: Start difference. First operand 11657 states and 12837 transitions. Second operand 3 states. [2019-11-25 08:57:39,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:39,921 INFO L93 Difference]: Finished difference Result 22569 states and 24860 transitions. [2019-11-25 08:57:39,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:39,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 496 [2019-11-25 08:57:39,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:39,924 INFO L225 Difference]: With dead ends: 22569 [2019-11-25 08:57:39,924 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:57:39,930 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:39,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:57:39,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:57:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:57:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:57:39,931 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 496 [2019-11-25 08:57:39,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:39,932 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:57:39,932 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:57:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:57:39,935 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:57:39,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:57:40,123 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 136 [2019-11-25 08:57:40,267 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 136 [2019-11-25 08:57:41,064 WARN L192 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 55 [2019-11-25 08:57:41,739 WARN L192 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 55 [2019-11-25 08:57:41,741 INFO L444 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-11-25 08:57:41,741 INFO L444 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-11-25 08:57:41,741 INFO L444 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L447 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-11-25 08:57:41,742 INFO L444 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-11-25 08:57:41,743 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,744 INFO L440 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse4 (<= ~a29~0 140)) (.cse6 (= ~a25~0 12)) (.cse10 (<= 130 ~a29~0)) (.cse9 (not .cse0)) (.cse1 (= 1 ~a3~0)) (.cse11 (<= 312 ~a23~0)) (.cse2 (<= ~a23~0 138)) (.cse3 (= 15 ~a8~0)) (.cse8 (= ~a25~0 10)) (.cse5 (= 1 ~a4~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (or (and (<= ~a23~0 312) .cse3 .cse5 (< 138 ~a23~0) .cse4) (and .cse6 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5))) (and .cse1 .cse2 .cse3 .cse7) (and .cse1 .cse3 .cse5 .cse7) (and .cse1 .cse3 .cse8 .cse4) (and .cse6 (<= ~a4~0 0) .cse1 .cse3) (and .cse9 .cse1 .cse3 .cse5 .cse10) (and .cse9 .cse1 .cse2 .cse3 (not .cse5)) (and .cse1 .cse3 .cse5 .cse10 .cse11) (and .cse9 (not (= ~a25~0 11)) .cse1 .cse3 .cse5 .cse11) (and .cse2 .cse3 .cse8 .cse5)))) [2019-11-25 08:57:41,744 INFO L444 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,744 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,744 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,744 INFO L444 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,744 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,744 INFO L444 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,744 INFO L444 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,745 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,746 INFO L444 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,747 INFO L444 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,748 INFO L444 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-11-25 08:57:41,749 INFO L444 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-11-25 08:57:41,750 INFO L444 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,751 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,752 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,753 INFO L444 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,756 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-11-25 08:57:41,757 INFO L444 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-11-25 08:57:41,758 INFO L444 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-11-25 08:57:41,759 INFO L444 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-11-25 08:57:41,759 INFO L444 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-11-25 08:57:41,759 INFO L444 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,759 INFO L444 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,759 INFO L444 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,759 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,759 INFO L444 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,760 INFO L444 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,761 INFO L444 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,761 INFO L444 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,761 INFO L444 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-11-25 08:57:41,761 INFO L444 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-11-25 08:57:41,761 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:57:41,761 INFO L444 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,761 INFO L444 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,762 INFO L444 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,763 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,763 INFO L444 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,763 INFO L444 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,763 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,763 INFO L444 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,763 INFO L444 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-11-25 08:57:41,763 INFO L444 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,764 INFO L444 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,764 INFO L444 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,764 INFO L444 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-11-25 08:57:41,764 INFO L444 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-25 08:57:41,764 INFO L444 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-11-25 08:57:41,764 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,764 INFO L444 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-11-25 08:57:41,765 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,765 INFO L444 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-11-25 08:57:41,765 INFO L444 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,765 INFO L444 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,765 INFO L444 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,765 INFO L444 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,765 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,766 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:57:41,767 INFO L444 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,767 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,767 INFO L444 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,767 INFO L444 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,767 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,767 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,767 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,768 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-25 08:57:41,768 INFO L444 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-11-25 08:57:41,768 INFO L444 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-11-25 08:57:41,768 INFO L444 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,768 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-11-25 08:57:41,768 INFO L444 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-11-25 08:57:41,768 INFO L444 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,769 INFO L444 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,769 INFO L444 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,769 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,769 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,769 INFO L444 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,769 INFO L444 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-11-25 08:57:41,769 INFO L444 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-11-25 08:57:41,770 INFO L444 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-11-25 08:57:41,770 INFO L444 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,770 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,770 INFO L444 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,770 INFO L440 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse0 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse4 (<= ~a29~0 140)) (.cse6 (= ~a25~0 12)) (.cse10 (<= 130 ~a29~0)) (.cse9 (not .cse0)) (.cse1 (= 1 ~a3~0)) (.cse11 (<= 312 ~a23~0)) (.cse2 (<= ~a23~0 138)) (.cse3 (= 15 ~a8~0)) (.cse8 (= ~a25~0 10)) (.cse5 (= 1 ~a4~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (or (and (<= ~a23~0 312) .cse3 .cse5 (< 138 ~a23~0) .cse4) (and .cse6 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5))) (and .cse1 .cse2 .cse3 .cse7) (and .cse1 .cse3 .cse5 .cse7) (and .cse1 .cse3 .cse8 .cse4) (and .cse6 (<= ~a4~0 0) .cse1 .cse3) (and .cse9 .cse1 .cse3 .cse5 .cse10) (and .cse9 .cse1 .cse2 .cse3 (not .cse5)) (and .cse1 .cse3 .cse5 .cse10 .cse11) (and .cse9 (not (= ~a25~0 11)) .cse1 .cse3 .cse5 .cse11) (and .cse2 .cse3 .cse8 .cse5)))) [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,771 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,772 INFO L444 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-11-25 08:57:41,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:57:41 BoogieIcfgContainer [2019-11-25 08:57:41,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:57:41,799 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:57:41,799 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:57:41,799 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:57:41,800 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:17" (3/4) ... [2019-11-25 08:57:41,806 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:57:41,844 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:57:41,845 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:57:42,035 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4cd49996-c304-4b1d-b94b-f6e7b8d4934a/bin/uautomizer/witness.graphml [2019-11-25 08:57:42,035 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:57:42,036 INFO L168 Benchmark]: Toolchain (without parser) took 27702.46 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 957.3 MB). Free memory was 943.4 MB in the beginning and 1.8 GB in the end (delta: -815.3 MB). Peak memory consumption was 142.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,037 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:57:42,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 871.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -121.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,037 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,038 INFO L168 Benchmark]: Boogie Preprocessor took 112.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,038 INFO L168 Benchmark]: RCFGBuilder took 1727.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 849.7 MB in the end (delta: 187.1 MB). Peak memory consumption was 187.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,039 INFO L168 Benchmark]: TraceAbstraction took 24622.74 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 844.6 MB). Free memory was 849.7 MB in the beginning and 1.8 GB in the end (delta: -938.7 MB). Peak memory consumption was 990.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,039 INFO L168 Benchmark]: Witness Printer took 236.13 ms. Allocated memory is still 2.0 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,041 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 871.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -121.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 128.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1727.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 849.7 MB in the end (delta: 187.1 MB). Peak memory consumption was 187.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24622.74 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 844.6 MB). Free memory was 849.7 MB in the beginning and 1.8 GB in the end (delta: -938.7 MB). Peak memory consumption was 990.0 MB. Max. memory is 11.5 GB. * Witness Printer took 236.13 ms. Allocated memory is still 2.0 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((((((((a25 == 9 && 1 == a3) && a23 <= 138) && 15 == a8) && a29 <= 140) || (1 == a3 && ((((((a23 <= 312 && 15 == a8) && 1 == a4) && 138 < a23) && a29 <= 140) || ((a25 == 12 && 15 == a8) && 1 == a4)) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)))) || (((1 == a3 && a23 <= 138) && 15 == a8) && 245 < a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((1 == a3 && 15 == a8) && a25 == 10) && a29 <= 140)) || (((a25 == 12 && a4 <= 0) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(1 == a4))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || (((a23 <= 138 && 15 == a8) && a25 == 10) && 1 == a4) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((((((((((((a25 == 9 && 1 == a3) && a23 <= 138) && 15 == a8) && a29 <= 140) || (1 == a3 && ((((((a23 <= 312 && 15 == a8) && 1 == a4) && 138 < a23) && a29 <= 140) || ((a25 == 12 && 15 == a8) && 1 == a4)) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)))) || (((1 == a3 && a23 <= 138) && 15 == a8) && 245 < a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((1 == a3 && 15 == a8) && a25 == 10) && a29 <= 140)) || (((a25 == 12 && a4 <= 0) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(1 == a4))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || (((a23 <= 138 && 15 == a8) && a25 == 10) && 1 == a4) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 24.5s, OverallIterations: 12, TraceHistogramMax: 5, AutomataDifference: 17.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, HoareTripleCheckerStatistics: 1520 SDtfs, 4314 SDslu, 466 SDs, 0 SdLazy, 12149 SolverSat, 2313 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17579occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 12295 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 136 NumberOfFragments, 397 HoareAnnotationTreeSize, 3 FomulaSimplifications, 4876 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2264 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 3009 NumberOfCodeBlocks, 3009 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2997 ConstructedInterpolants, 0 QuantifiedInterpolants, 2296024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 2465/2465 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...