./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label06.c -s /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/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 7255ef06444f99ab088c00bc61034eb7aed45c3b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:24,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:24,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:24,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:24,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:24,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:24,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:24,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:24,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:24,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:24,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:24,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:24,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:24,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:24,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:24,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:24,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:24,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:24,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:24,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:24,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:24,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:24,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:24,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:24,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:24,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:24,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:24,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:24,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:24,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:24,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:24,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:24,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:24,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:24,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:24,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:24,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:24,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:24,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:24,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:24,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:24,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:55:24,458 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:24,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:24,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:24,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:24,472 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:24,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:24,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:24,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:24,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:24,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:24,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:55:24,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:24,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:55:24,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:24,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:24,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:24,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:55:24,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:24,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:24,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:24,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:24,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:24,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:24,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:24,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:55:24,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:55:24,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:55:24,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:55:24,478 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/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/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 -> 7255ef06444f99ab088c00bc61034eb7aed45c3b [2019-10-22 08:55:24,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:24,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:24,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:24,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:24,533 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:24,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label06.c [2019-10-22 08:55:24,582 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/data/a4f7caedf/103997a831124d08b3858de8cd23f7b4/FLAG26b65521d [2019-10-22 08:55:25,150 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:25,151 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/sv-benchmarks/c/eca-rers2012/Problem11_label06.c [2019-10-22 08:55:25,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/data/a4f7caedf/103997a831124d08b3858de8cd23f7b4/FLAG26b65521d [2019-10-22 08:55:25,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/data/a4f7caedf/103997a831124d08b3858de8cd23f7b4 [2019-10-22 08:55:25,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:25,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:25,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:25,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:25,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:25,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:25" (1/1) ... [2019-10-22 08:55:25,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c882b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:25, skipping insertion in model container [2019-10-22 08:55:25,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:25" (1/1) ... [2019-10-22 08:55:25,584 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:25,634 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:26,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:26,265 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:26,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:26,501 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:26,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26 WrapperNode [2019-10-22 08:55:26,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:26,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:26,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:26,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:26,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:26,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:26,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:26,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:26,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... [2019-10-22 08:55:26,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:26,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:26,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:26,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:26,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/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 [2019-10-22 08:55:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:26,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:28,829 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:28,829 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:55:28,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:28 BoogieIcfgContainer [2019-10-22 08:55:28,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:28,833 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:28,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:28,836 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:28,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:25" (1/3) ... [2019-10-22 08:55:28,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1992d6a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:28, skipping insertion in model container [2019-10-22 08:55:28,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:26" (2/3) ... [2019-10-22 08:55:28,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1992d6a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:28, skipping insertion in model container [2019-10-22 08:55:28,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:28" (3/3) ... [2019-10-22 08:55:28,844 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label06.c [2019-10-22 08:55:28,855 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:28,864 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:55:28,877 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:55:28,910 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:28,912 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:28,912 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:28,912 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:28,912 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:28,913 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:28,913 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:28,913 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:28,939 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-10-22 08:55:28,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 08:55:28,950 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:28,951 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:28,953 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:28,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:28,960 INFO L82 PathProgramCache]: Analyzing trace with hash -696204111, now seen corresponding path program 1 times [2019-10-22 08:55:28,970 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:28,970 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136897057] [2019-10-22 08:55:28,970 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:28,971 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:28,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:29,405 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136897057] [2019-10-22 08:55:29,405 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:29,406 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:29,406 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747942260] [2019-10-22 08:55:29,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:55:29,413 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:29,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:55:29,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:29,429 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-10-22 08:55:31,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:31,445 INFO L93 Difference]: Finished difference Result 957 states and 1724 transitions. [2019-10-22 08:55:31,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:55:31,447 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2019-10-22 08:55:31,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:31,476 INFO L225 Difference]: With dead ends: 957 [2019-10-22 08:55:31,476 INFO L226 Difference]: Without dead ends: 606 [2019-10-22 08:55:31,482 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:31,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2019-10-22 08:55:31,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 606. [2019-10-22 08:55:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 606 states. [2019-10-22 08:55:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 858 transitions. [2019-10-22 08:55:31,555 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 858 transitions. Word has length 63 [2019-10-22 08:55:31,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:31,556 INFO L462 AbstractCegarLoop]: Abstraction has 606 states and 858 transitions. [2019-10-22 08:55:31,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:55:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 858 transitions. [2019-10-22 08:55:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-10-22 08:55:31,560 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:31,560 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 08:55:31,560 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:31,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:31,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1897294892, now seen corresponding path program 1 times [2019-10-22 08:55:31,561 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:31,561 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340422800] [2019-10-22 08:55:31,561 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:31,562 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:31,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:31,783 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:31,784 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340422800] [2019-10-22 08:55:31,784 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:31,785 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:31,785 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603279983] [2019-10-22 08:55:31,787 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:55:31,788 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:31,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:55:31,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:31,789 INFO L87 Difference]: Start difference. First operand 606 states and 858 transitions. Second operand 4 states. [2019-10-22 08:55:33,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:33,193 INFO L93 Difference]: Finished difference Result 2327 states and 3310 transitions. [2019-10-22 08:55:33,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:55:33,195 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2019-10-22 08:55:33,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:33,204 INFO L225 Difference]: With dead ends: 2327 [2019-10-22 08:55:33,205 INFO L226 Difference]: Without dead ends: 1723 [2019-10-22 08:55:33,207 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:33,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2019-10-22 08:55:33,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1159. [2019-10-22 08:55:33,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1159 states. [2019-10-22 08:55:33,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1512 transitions. [2019-10-22 08:55:33,286 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1512 transitions. Word has length 139 [2019-10-22 08:55:33,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:33,287 INFO L462 AbstractCegarLoop]: Abstraction has 1159 states and 1512 transitions. [2019-10-22 08:55:33,287 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:55:33,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1512 transitions. [2019-10-22 08:55:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-22 08:55:33,299 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:33,299 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 08:55:33,300 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:33,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:33,300 INFO L82 PathProgramCache]: Analyzing trace with hash -873825219, now seen corresponding path program 1 times [2019-10-22 08:55:33,300 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:33,301 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164571745] [2019-10-22 08:55:33,301 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:33,301 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:33,301 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:33,608 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:33,609 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164571745] [2019-10-22 08:55:33,609 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:33,609 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:55:33,609 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702620952] [2019-10-22 08:55:33,610 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:55:33,612 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:33,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:55:33,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:33,612 INFO L87 Difference]: Start difference. First operand 1159 states and 1512 transitions. Second operand 4 states. [2019-10-22 08:55:35,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:35,172 INFO L93 Difference]: Finished difference Result 4355 states and 5713 transitions. [2019-10-22 08:55:35,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:55:35,173 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 190 [2019-10-22 08:55:35,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:35,183 INFO L225 Difference]: With dead ends: 4355 [2019-10-22 08:55:35,183 INFO L226 Difference]: Without dead ends: 3198 [2019-10-22 08:55:35,185 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:35,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3198 states. [2019-10-22 08:55:35,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3198 to 2448. [2019-10-22 08:55:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2448 states. [2019-10-22 08:55:35,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3077 transitions. [2019-10-22 08:55:35,237 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3077 transitions. Word has length 190 [2019-10-22 08:55:35,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:35,238 INFO L462 AbstractCegarLoop]: Abstraction has 2448 states and 3077 transitions. [2019-10-22 08:55:35,238 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:55:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3077 transitions. [2019-10-22 08:55:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-10-22 08:55:35,245 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:35,245 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:35,246 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:35,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:35,246 INFO L82 PathProgramCache]: Analyzing trace with hash -222873017, now seen corresponding path program 1 times [2019-10-22 08:55:35,246 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:35,247 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640738824] [2019-10-22 08:55:35,247 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:35,247 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:35,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-22 08:55:35,420 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640738824] [2019-10-22 08:55:35,420 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:35,420 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:35,420 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185600611] [2019-10-22 08:55:35,421 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:55:35,423 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:35,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:55:35,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:35,423 INFO L87 Difference]: Start difference. First operand 2448 states and 3077 transitions. Second operand 4 states. [2019-10-22 08:55:37,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:37,155 INFO L93 Difference]: Finished difference Result 6936 states and 8822 transitions. [2019-10-22 08:55:37,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:55:37,155 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 229 [2019-10-22 08:55:37,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:37,170 INFO L225 Difference]: With dead ends: 6936 [2019-10-22 08:55:37,170 INFO L226 Difference]: Without dead ends: 4490 [2019-10-22 08:55:37,173 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:37,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4490 states. [2019-10-22 08:55:37,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4490 to 4289. [2019-10-22 08:55:37,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4289 states. [2019-10-22 08:55:37,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 4289 states and 5302 transitions. [2019-10-22 08:55:37,250 INFO L78 Accepts]: Start accepts. Automaton has 4289 states and 5302 transitions. Word has length 229 [2019-10-22 08:55:37,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:37,251 INFO L462 AbstractCegarLoop]: Abstraction has 4289 states and 5302 transitions. [2019-10-22 08:55:37,251 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:55:37,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4289 states and 5302 transitions. [2019-10-22 08:55:37,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2019-10-22 08:55:37,258 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:37,258 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:37,259 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:37,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:37,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1961384635, now seen corresponding path program 1 times [2019-10-22 08:55:37,259 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:37,259 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786421161] [2019-10-22 08:55:37,260 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:37,260 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:37,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:37,699 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:37,699 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786421161] [2019-10-22 08:55:37,699 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:37,699 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:55:37,700 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128247394] [2019-10-22 08:55:37,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:55:37,700 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:37,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:55:37,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:55:37,701 INFO L87 Difference]: Start difference. First operand 4289 states and 5302 transitions. Second operand 5 states. [2019-10-22 08:55:39,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:39,446 INFO L93 Difference]: Finished difference Result 12836 states and 16244 transitions. [2019-10-22 08:55:39,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:55:39,452 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 323 [2019-10-22 08:55:39,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:39,476 INFO L225 Difference]: With dead ends: 12836 [2019-10-22 08:55:39,476 INFO L226 Difference]: Without dead ends: 8733 [2019-10-22 08:55:39,481 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:55:39,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8733 states. [2019-10-22 08:55:39,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8733 to 7429. [2019-10-22 08:55:39,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7429 states. [2019-10-22 08:55:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7429 states to 7429 states and 9035 transitions. [2019-10-22 08:55:39,604 INFO L78 Accepts]: Start accepts. Automaton has 7429 states and 9035 transitions. Word has length 323 [2019-10-22 08:55:39,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:39,605 INFO L462 AbstractCegarLoop]: Abstraction has 7429 states and 9035 transitions. [2019-10-22 08:55:39,605 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:55:39,605 INFO L276 IsEmpty]: Start isEmpty. Operand 7429 states and 9035 transitions. [2019-10-22 08:55:39,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2019-10-22 08:55:39,615 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:39,615 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:39,616 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:39,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:39,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1487776732, now seen corresponding path program 1 times [2019-10-22 08:55:39,616 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:39,617 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810794980] [2019-10-22 08:55:39,617 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:39,617 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:39,617 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-10-22 08:55:39,906 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810794980] [2019-10-22 08:55:39,906 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:39,907 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:39,907 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746605084] [2019-10-22 08:55:39,907 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:55:39,908 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:39,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:55:39,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:39,908 INFO L87 Difference]: Start difference. First operand 7429 states and 9035 transitions. Second operand 3 states. [2019-10-22 08:55:40,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:40,681 INFO L93 Difference]: Finished difference Result 17244 states and 20919 transitions. [2019-10-22 08:55:40,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:55:40,683 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 342 [2019-10-22 08:55:40,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:40,709 INFO L225 Difference]: With dead ends: 17244 [2019-10-22 08:55:40,710 INFO L226 Difference]: Without dead ends: 9633 [2019-10-22 08:55:40,717 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:40,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9633 states. [2019-10-22 08:55:40,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9633 to 8711. [2019-10-22 08:55:40,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8711 states. [2019-10-22 08:55:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8711 states to 8711 states and 10028 transitions. [2019-10-22 08:55:40,864 INFO L78 Accepts]: Start accepts. Automaton has 8711 states and 10028 transitions. Word has length 342 [2019-10-22 08:55:40,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:40,865 INFO L462 AbstractCegarLoop]: Abstraction has 8711 states and 10028 transitions. [2019-10-22 08:55:40,865 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:55:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 8711 states and 10028 transitions. [2019-10-22 08:55:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-10-22 08:55:40,881 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:40,881 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:40,881 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:40,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:40,890 INFO L82 PathProgramCache]: Analyzing trace with hash 237898384, now seen corresponding path program 1 times [2019-10-22 08:55:40,890 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:40,890 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881854133] [2019-10-22 08:55:40,890 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:40,891 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:40,891 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:41,208 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-10-22 08:55:41,209 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881854133] [2019-10-22 08:55:41,209 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:41,210 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:55:41,210 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610915937] [2019-10-22 08:55:41,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:55:41,211 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:41,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:55:41,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:41,211 INFO L87 Difference]: Start difference. First operand 8711 states and 10028 transitions. Second operand 4 states. [2019-10-22 08:55:42,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:42,660 INFO L93 Difference]: Finished difference Result 18542 states and 21362 transitions. [2019-10-22 08:55:42,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:55:42,660 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 391 [2019-10-22 08:55:42,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:42,675 INFO L225 Difference]: With dead ends: 18542 [2019-10-22 08:55:42,675 INFO L226 Difference]: Without dead ends: 10017 [2019-10-22 08:55:42,681 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:55:42,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10017 states. [2019-10-22 08:55:42,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10017 to 8526. [2019-10-22 08:55:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8526 states. [2019-10-22 08:55:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8526 states to 8526 states and 9622 transitions. [2019-10-22 08:55:42,784 INFO L78 Accepts]: Start accepts. Automaton has 8526 states and 9622 transitions. Word has length 391 [2019-10-22 08:55:42,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:42,785 INFO L462 AbstractCegarLoop]: Abstraction has 8526 states and 9622 transitions. [2019-10-22 08:55:42,785 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:55:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 8526 states and 9622 transitions. [2019-10-22 08:55:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-10-22 08:55:42,797 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:42,797 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:42,797 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:42,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:42,797 INFO L82 PathProgramCache]: Analyzing trace with hash -522132587, now seen corresponding path program 1 times [2019-10-22 08:55:42,798 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:42,798 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989441229] [2019-10-22 08:55:42,798 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:42,798 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:42,798 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 372 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:43,058 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989441229] [2019-10-22 08:55:43,058 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1042936060] [2019-10-22 08:55:43,058 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:43,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-22 08:55:43,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:55:43,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:43,233 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:43,501 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 331 proven. 102 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-22 08:55:43,502 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 08:55:43,502 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 3] total 7 [2019-10-22 08:55:43,502 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050431558] [2019-10-22 08:55:43,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 08:55:43,505 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:43,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:55:43,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:43,505 INFO L87 Difference]: Start difference. First operand 8526 states and 9622 transitions. Second operand 7 states. [2019-10-22 08:55:47,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:47,163 INFO L93 Difference]: Finished difference Result 30302 states and 34552 transitions. [2019-10-22 08:55:47,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-22 08:55:47,164 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 403 [2019-10-22 08:55:47,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:47,165 INFO L225 Difference]: With dead ends: 30302 [2019-10-22 08:55:47,165 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:55:47,179 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 407 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2019-10-22 08:55:47,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:55:47,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:55:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:55:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:55:47,181 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 403 [2019-10-22 08:55:47,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:47,181 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:55:47,181 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 08:55:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:55:47,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:55:47,382 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:47,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:55:47,609 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 140 [2019-10-22 08:55:47,807 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 140 [2019-10-22 08:55:48,424 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2019-10-22 08:55:48,857 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2019-10-22 08:55:48,859 INFO L443 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-10-22 08:55:48,859 INFO L443 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-10-22 08:55:48,859 INFO L443 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-10-22 08:55:48,860 INFO L446 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-10-22 08:55:48,860 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,860 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,860 INFO L443 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,860 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,860 INFO L443 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,860 INFO L443 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,860 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,861 INFO L443 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,862 INFO L443 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,862 INFO L443 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-10-22 08:55:48,862 INFO L443 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-10-22 08:55:48,862 INFO L443 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-10-22 08:55:48,862 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,863 INFO L439 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse13 (+ ~a23~0 43)) (.cse2 (= ~a25~0 13))) (let ((.cse7 (not .cse2)) (.cse11 (not (= ~a25~0 11))) (.cse8 (<= .cse13 0))) (let ((.cse3 (and .cse11 .cse8)) (.cse9 (not (= ~a25~0 9))) (.cse4 (< 245 ~a29~0)) (.cse1 (= 12 ~a25~0)) (.cse6 (<= ~a29~0 140)) (.cse0 (<= ~a23~0 312)) (.cse10 (and .cse7 .cse8)) (.cse12 (< 0 .cse13)) (.cse5 (= 1 ~a4~0))) (or (and .cse0 .cse1) (and .cse2 (<= ~a29~0 274) .cse3 .cse4) (and .cse3 .cse5) (and .cse6 (= 10 ~a25~0)) (and .cse6 .cse7 .cse8) (and .cse9 .cse5 (<= 312 ~a23~0)) (and .cse9 .cse4 .cse10) (and .cse1 (<= ~a29~0 277)) (and .cse11 .cse0 (and .cse12 .cse6)) (and .cse0 .cse12 .cse5) (and .cse2 .cse0 .cse12) (and .cse10 (<= 266 ~a29~0)) (and .cse12 .cse5 (<= 130 ~a29~0)))))) [2019-10-22 08:55:48,863 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,863 INFO L443 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,863 INFO L443 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,863 INFO L443 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,863 INFO L443 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-10-22 08:55:48,864 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-10-22 08:55:48,865 INFO L443 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-10-22 08:55:48,866 INFO L443 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-10-22 08:55:48,866 INFO L443 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-10-22 08:55:48,866 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,866 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,866 INFO L443 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,867 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,868 INFO L443 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,868 INFO L443 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-10-22 08:55:48,868 INFO L443 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-10-22 08:55:48,868 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,868 INFO L443 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,868 INFO L443 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,868 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,869 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-10-22 08:55:48,870 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-22 08:55:48,871 INFO L443 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,872 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,873 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,874 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,874 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,874 INFO L443 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,874 INFO L443 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,874 INFO L443 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,874 INFO L443 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,875 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,875 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,875 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,876 INFO L443 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-10-22 08:55:48,877 INFO L443 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,878 INFO L443 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,878 INFO L443 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,878 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,878 INFO L443 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,878 INFO L443 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-10-22 08:55:48,878 INFO L443 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-10-22 08:55:48,879 INFO L443 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,879 INFO L443 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,879 INFO L443 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-10-22 08:55:48,879 INFO L443 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-10-22 08:55:48,879 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,879 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,879 INFO L443 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,880 INFO L443 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-10-22 08:55:48,881 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,882 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,882 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,882 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,882 INFO L443 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,882 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,882 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,883 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,884 INFO L443 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-10-22 08:55:48,885 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,886 INFO L443 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-10-22 08:55:48,886 INFO L443 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,886 INFO L443 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,886 INFO L443 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,886 INFO L443 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,886 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,886 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,887 INFO L443 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 195) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-10-22 08:55:48,888 INFO L443 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,889 INFO L443 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,890 INFO L439 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse13 (+ ~a23~0 43)) (.cse2 (= ~a25~0 13))) (let ((.cse7 (not .cse2)) (.cse11 (not (= ~a25~0 11))) (.cse8 (<= .cse13 0))) (let ((.cse3 (and .cse11 .cse8)) (.cse9 (not (= ~a25~0 9))) (.cse4 (< 245 ~a29~0)) (.cse1 (= 12 ~a25~0)) (.cse6 (<= ~a29~0 140)) (.cse0 (<= ~a23~0 312)) (.cse10 (and .cse7 .cse8)) (.cse12 (< 0 .cse13)) (.cse5 (= 1 ~a4~0))) (or (and .cse0 .cse1) (and .cse2 (<= ~a29~0 274) .cse3 .cse4) (and .cse3 .cse5) (and .cse6 (= 10 ~a25~0)) (and .cse6 .cse7 .cse8) (and .cse9 .cse5 (<= 312 ~a23~0)) (and .cse9 .cse4 .cse10) (and .cse1 (<= ~a29~0 277)) (and .cse11 .cse0 (and .cse12 .cse6)) (and .cse0 .cse12 .cse5) (and .cse2 .cse0 .cse12) (and .cse10 (<= 266 ~a29~0)) (and .cse12 .cse5 (<= 130 ~a29~0)))))) [2019-10-22 08:55:48,890 INFO L443 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,890 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-10-22 08:55:48,890 INFO L443 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-10-22 08:55:48,890 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,891 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,891 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-10-22 08:55:48,891 INFO L443 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,891 INFO L443 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,891 INFO L443 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 08:55:48,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:48 BoogieIcfgContainer [2019-10-22 08:55:48,927 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:48,928 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:48,928 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:48,928 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:48,929 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:28" (3/4) ... [2019-10-22 08:55:48,933 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:55:48,959 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:55:48,961 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:55:49,137 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_013e77ab-6068-47fe-ab0a-8b0400d37bda/bin/uautomizer/witness.graphml [2019-10-22 08:55:49,137 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:49,138 INFO L168 Benchmark]: Toolchain (without parser) took 23573.63 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 755.0 MB). Free memory was 937.9 MB in the beginning and 1.5 GB in the end (delta: -571.0 MB). Peak memory consumption was 184.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:49,139 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:49,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 936.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 937.9 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:49,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:49,140 INFO L168 Benchmark]: Boogie Preprocessor took 133.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:49,140 INFO L168 Benchmark]: RCFGBuilder took 2046.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.0 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:49,140 INFO L168 Benchmark]: TraceAbstraction took 20094.85 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 615.0 MB). Free memory was 889.7 MB in the beginning and 1.5 GB in the end (delta: -641.9 MB). Peak memory consumption was 671.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:49,141 INFO L168 Benchmark]: Witness Printer took 209.22 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:49,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 936.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 937.9 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 148.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2046.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.0 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20094.85 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 615.0 MB). Free memory was 889.7 MB in the beginning and 1.5 GB in the end (delta: -641.9 MB). Peak memory consumption was 671.5 MB. Max. memory is 11.5 GB. * Witness Printer took 209.22 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 195]: 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: ((((((((((((a23 <= 312 && 12 == a25) || (((a25 == 13 && a29 <= 274) && !(a25 == 11) && a23 + 43 <= 0) && 245 < a29)) || ((!(a25 == 11) && a23 + 43 <= 0) && 1 == a4)) || (a29 <= 140 && 10 == a25)) || ((a29 <= 140 && !(a25 == 13)) && a23 + 43 <= 0)) || ((!(a25 == 9) && 1 == a4) && 312 <= a23)) || ((!(a25 == 9) && 245 < a29) && !(a25 == 13) && a23 + 43 <= 0)) || (12 == a25 && a29 <= 277)) || ((!(a25 == 11) && a23 <= 312) && 0 < a23 + 43 && a29 <= 140)) || ((a23 <= 312 && 0 < a23 + 43) && 1 == a4)) || ((a25 == 13 && a23 <= 312) && 0 < a23 + 43)) || ((!(a25 == 13) && a23 + 43 <= 0) && 266 <= a29)) || ((0 < a23 + 43 && 1 == a4) && 130 <= a29) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((((a23 <= 312 && 12 == a25) || (((a25 == 13 && a29 <= 274) && !(a25 == 11) && a23 + 43 <= 0) && 245 < a29)) || ((!(a25 == 11) && a23 + 43 <= 0) && 1 == a4)) || (a29 <= 140 && 10 == a25)) || ((a29 <= 140 && !(a25 == 13)) && a23 + 43 <= 0)) || ((!(a25 == 9) && 1 == a4) && 312 <= a23)) || ((!(a25 == 9) && 245 < a29) && !(a25 == 13) && a23 + 43 <= 0)) || (12 == a25 && a29 <= 277)) || ((!(a25 == 11) && a23 <= 312) && 0 < a23 + 43 && a29 <= 140)) || ((a23 <= 312 && 0 < a23 + 43) && 1 == a4)) || ((a25 == 13 && a23 <= 312) && 0 < a23 + 43)) || ((!(a25 == 13) && a23 + 43 <= 0) && 266 <= a29)) || ((0 < a23 + 43 && 1 == a4) && 130 <= a29) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 19.9s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 14.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, HoareTripleCheckerStatistics: 755 SDtfs, 3227 SDslu, 377 SDs, 0 SdLazy, 10278 SolverSat, 2268 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 446 GetRequests, 417 SyntacticMatches, 5 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8711occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 5232 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 248 NumberOfFragments, 331 HoareAnnotationTreeSize, 3 FomulaSimplifications, 7302 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 4074 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2483 NumberOfCodeBlocks, 2483 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2474 ConstructedInterpolants, 0 QuantifiedInterpolants, 1651954 SizeOfPredicates, 0 NumberOfNonLiveVariables, 531 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 2206/2430 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...