./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label16.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_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/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 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:02:21,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:02:21,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:02:21,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:02:21,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:02:21,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:02:21,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:02:21,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:02:21,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:02:21,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:02:21,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:02:21,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:02:21,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:02:21,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:02:21,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:02:21,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:02:21,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:02:21,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:02:21,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:02:21,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:02:21,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:02:21,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:02:21,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:02:21,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:02:21,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:02:21,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:02:21,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:02:21,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:02:21,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:02:21,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:02:21,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:02:21,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:02:21,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:02:21,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:02:21,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:02:21,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:02:21,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:02:21,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:02:21,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:02:21,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:02:21,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:02:21,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:02:21,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:02:21,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:02:21,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:02:21,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:02:21,120 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:02:21,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:02:21,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:02:21,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:02:21,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:02:21,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:02:21,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:02:21,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:02:21,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:02:21,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:02:21,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:02:21,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:02:21,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:02:21,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:02:21,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:02:21,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:02:21,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:02:21,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:02:21,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:02:21,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:02:21,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:02:21,124 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:02:21,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:02:21,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:02:21,125 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_8a76a8a8-e51a-4143-98dc-ca563be995a9/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 -> 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 [2019-10-22 09:02:21,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:02:21,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:02:21,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:02:21,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:02:21,163 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:02:21,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-10-22 09:02:21,206 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/data/00f6c962f/67bba5a8ee864bbeaf11461e4473d47d/FLAG5bbd07b36 [2019-10-22 09:02:21,692 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:02:21,693 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-10-22 09:02:21,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/data/00f6c962f/67bba5a8ee864bbeaf11461e4473d47d/FLAG5bbd07b36 [2019-10-22 09:02:22,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/data/00f6c962f/67bba5a8ee864bbeaf11461e4473d47d [2019-10-22 09:02:22,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:02:22,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:02:22,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:22,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:02:22,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:02:22,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:22,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9b2fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22, skipping insertion in model container [2019-10-22 09:02:22,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:22,201 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:02:22,256 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:02:22,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:22,748 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:02:22,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:22,937 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:02:22,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22 WrapperNode [2019-10-22 09:02:22,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:22,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:22,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:02:22,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:02:22,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:22,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:23,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:02:23,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:02:23,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:02:23,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... [2019-10-22 09:02:23,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:02:23,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:02:23,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:02:23,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:02:23,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/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 09:02:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:02:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:02:24,850 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:02:24,850 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 09:02:24,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:24 BoogieIcfgContainer [2019-10-22 09:02:24,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:02:24,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:02:24,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:02:24,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:02:24,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:02:22" (1/3) ... [2019-10-22 09:02:24,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19cd466f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:24, skipping insertion in model container [2019-10-22 09:02:24,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:22" (2/3) ... [2019-10-22 09:02:24,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19cd466f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:24, skipping insertion in model container [2019-10-22 09:02:24,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:24" (3/3) ... [2019-10-22 09:02:24,861 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label16.c [2019-10-22 09:02:24,870 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:02:24,878 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 09:02:24,888 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 09:02:24,914 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:02:24,914 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:02:24,914 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:02:24,914 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:02:24,915 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:02:24,915 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:02:24,915 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:02:24,915 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:02:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-10-22 09:02:24,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 09:02:24,948 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:24,949 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] [2019-10-22 09:02:24,950 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:24,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:24,957 INFO L82 PathProgramCache]: Analyzing trace with hash 712930081, now seen corresponding path program 1 times [2019-10-22 09:02:24,965 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:24,965 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980856335] [2019-10-22 09:02:24,965 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:24,965 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:24,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:25,296 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 09:02:25,296 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980856335] [2019-10-22 09:02:25,297 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:25,297 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:25,297 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325059211] [2019-10-22 09:02:25,302 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:02:25,302 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:25,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:02:25,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:25,318 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-10-22 09:02:26,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:26,992 INFO L93 Difference]: Finished difference Result 959 states and 1737 transitions. [2019-10-22 09:02:26,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:02:26,993 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2019-10-22 09:02:26,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:27,008 INFO L225 Difference]: With dead ends: 959 [2019-10-22 09:02:27,008 INFO L226 Difference]: Without dead ends: 609 [2019-10-22 09:02:27,011 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 09:02:27,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2019-10-22 09:02:27,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 595. [2019-10-22 09:02:27,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2019-10-22 09:02:27,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 905 transitions. [2019-10-22 09:02:27,076 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 905 transitions. Word has length 43 [2019-10-22 09:02:27,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:27,077 INFO L462 AbstractCegarLoop]: Abstraction has 595 states and 905 transitions. [2019-10-22 09:02:27,077 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:02:27,077 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 905 transitions. [2019-10-22 09:02:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-22 09:02:27,080 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:27,080 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:02:27,080 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:27,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:27,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1712137222, now seen corresponding path program 1 times [2019-10-22 09:02:27,081 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:27,081 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024868767] [2019-10-22 09:02:27,081 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:27,081 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:27,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:27,264 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:27,264 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024868767] [2019-10-22 09:02:27,264 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:27,264 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:27,265 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737025604] [2019-10-22 09:02:27,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:02:27,266 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:27,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:02:27,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:27,267 INFO L87 Difference]: Start difference. First operand 595 states and 905 transitions. Second operand 4 states. [2019-10-22 09:02:28,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:28,558 INFO L93 Difference]: Finished difference Result 2305 states and 3518 transitions. [2019-10-22 09:02:28,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:02:28,559 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2019-10-22 09:02:28,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:28,565 INFO L225 Difference]: With dead ends: 2305 [2019-10-22 09:02:28,565 INFO L226 Difference]: Without dead ends: 1712 [2019-10-22 09:02:28,568 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 09:02:28,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2019-10-22 09:02:28,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1344. [2019-10-22 09:02:28,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1344 states. [2019-10-22 09:02:28,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1344 states and 1830 transitions. [2019-10-22 09:02:28,620 INFO L78 Accepts]: Start accepts. Automaton has 1344 states and 1830 transitions. Word has length 124 [2019-10-22 09:02:28,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:28,621 INFO L462 AbstractCegarLoop]: Abstraction has 1344 states and 1830 transitions. [2019-10-22 09:02:28,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:02:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1830 transitions. [2019-10-22 09:02:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-10-22 09:02:28,630 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:28,630 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:28,630 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:28,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:28,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1507386069, now seen corresponding path program 1 times [2019-10-22 09:02:28,631 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:28,631 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610542491] [2019-10-22 09:02:28,631 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:28,632 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:28,632 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:28,843 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-22 09:02:28,843 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610542491] [2019-10-22 09:02:28,844 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:28,844 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:28,844 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623245374] [2019-10-22 09:02:28,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:02:28,845 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:28,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:02:28,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:28,845 INFO L87 Difference]: Start difference. First operand 1344 states and 1830 transitions. Second operand 4 states. [2019-10-22 09:02:30,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:30,392 INFO L93 Difference]: Finished difference Result 4906 states and 6687 transitions. [2019-10-22 09:02:30,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:02:30,394 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 200 [2019-10-22 09:02:30,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:30,409 INFO L225 Difference]: With dead ends: 4906 [2019-10-22 09:02:30,409 INFO L226 Difference]: Without dead ends: 3564 [2019-10-22 09:02:30,412 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 09:02:30,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3564 states. [2019-10-22 09:02:30,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3564 to 2448. [2019-10-22 09:02:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2448 states. [2019-10-22 09:02:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3083 transitions. [2019-10-22 09:02:30,474 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3083 transitions. Word has length 200 [2019-10-22 09:02:30,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:30,477 INFO L462 AbstractCegarLoop]: Abstraction has 2448 states and 3083 transitions. [2019-10-22 09:02:30,478 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:02:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3083 transitions. [2019-10-22 09:02:30,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-10-22 09:02:30,483 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:30,483 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 09:02:30,483 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:30,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:30,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1529710719, now seen corresponding path program 1 times [2019-10-22 09:02:30,487 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:30,487 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755589682] [2019-10-22 09:02:30,487 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:30,487 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:30,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:30,915 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:30,916 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755589682] [2019-10-22 09:02:30,916 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:30,917 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:02:30,917 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182396267] [2019-10-22 09:02:30,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:02:30,920 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:30,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:02:30,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:30,921 INFO L87 Difference]: Start difference. First operand 2448 states and 3083 transitions. Second operand 4 states. [2019-10-22 09:02:32,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:32,236 INFO L93 Difference]: Finished difference Result 6747 states and 8636 transitions. [2019-10-22 09:02:32,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:02:32,238 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 256 [2019-10-22 09:02:32,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:32,251 INFO L225 Difference]: With dead ends: 6747 [2019-10-22 09:02:32,251 INFO L226 Difference]: Without dead ends: 4485 [2019-10-22 09:02:32,254 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:32,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4485 states. [2019-10-22 09:02:32,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4485 to 4288. [2019-10-22 09:02:32,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4288 states. [2019-10-22 09:02:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 4288 states and 5282 transitions. [2019-10-22 09:02:32,321 INFO L78 Accepts]: Start accepts. Automaton has 4288 states and 5282 transitions. Word has length 256 [2019-10-22 09:02:32,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:32,322 INFO L462 AbstractCegarLoop]: Abstraction has 4288 states and 5282 transitions. [2019-10-22 09:02:32,322 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:02:32,322 INFO L276 IsEmpty]: Start isEmpty. Operand 4288 states and 5282 transitions. [2019-10-22 09:02:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-10-22 09:02:32,328 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:32,328 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 09:02:32,329 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:32,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:32,329 INFO L82 PathProgramCache]: Analyzing trace with hash -292975179, now seen corresponding path program 1 times [2019-10-22 09:02:32,329 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:32,329 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537335454] [2019-10-22 09:02:32,329 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:32,330 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:32,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:32,706 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537335454] [2019-10-22 09:02:32,706 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:32,706 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:02:32,706 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942854183] [2019-10-22 09:02:32,707 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:02:32,707 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:32,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:02:32,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:02:32,707 INFO L87 Difference]: Start difference. First operand 4288 states and 5282 transitions. Second operand 5 states. [2019-10-22 09:02:34,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:34,160 INFO L93 Difference]: Finished difference Result 12834 states and 16173 transitions. [2019-10-22 09:02:34,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:02:34,166 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 303 [2019-10-22 09:02:34,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:34,188 INFO L225 Difference]: With dead ends: 12834 [2019-10-22 09:02:34,188 INFO L226 Difference]: Without dead ends: 8732 [2019-10-22 09:02:34,193 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 09:02:34,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8732 states. [2019-10-22 09:02:34,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8732 to 7428. [2019-10-22 09:02:34,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7428 states. [2019-10-22 09:02:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7428 states to 7428 states and 8985 transitions. [2019-10-22 09:02:34,306 INFO L78 Accepts]: Start accepts. Automaton has 7428 states and 8985 transitions. Word has length 303 [2019-10-22 09:02:34,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:34,306 INFO L462 AbstractCegarLoop]: Abstraction has 7428 states and 8985 transitions. [2019-10-22 09:02:34,306 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:02:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 7428 states and 8985 transitions. [2019-10-22 09:02:34,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2019-10-22 09:02:34,314 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:34,314 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, 3, 3, 3, 3, 3, 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, 1, 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 09:02:34,314 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:34,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:34,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1995018028, now seen corresponding path program 1 times [2019-10-22 09:02:34,315 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:34,315 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793683587] [2019-10-22 09:02:34,315 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:34,315 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:34,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:34,564 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-10-22 09:02:34,564 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793683587] [2019-10-22 09:02:34,564 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:34,564 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:34,564 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608436500] [2019-10-22 09:02:34,565 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:02:34,565 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:34,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:02:34,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:02:34,566 INFO L87 Difference]: Start difference. First operand 7428 states and 8985 transitions. Second operand 3 states. [2019-10-22 09:02:35,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:35,284 INFO L93 Difference]: Finished difference Result 17058 states and 20569 transitions. [2019-10-22 09:02:35,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:02:35,285 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 322 [2019-10-22 09:02:35,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:35,308 INFO L225 Difference]: With dead ends: 17058 [2019-10-22 09:02:35,308 INFO L226 Difference]: Without dead ends: 9448 [2019-10-22 09:02:35,314 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 09:02:35,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9448 states. [2019-10-22 09:02:35,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9448 to 8526. [2019-10-22 09:02:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8526 states. [2019-10-22 09:02:35,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8526 states to 8526 states and 9790 transitions. [2019-10-22 09:02:35,431 INFO L78 Accepts]: Start accepts. Automaton has 8526 states and 9790 transitions. Word has length 322 [2019-10-22 09:02:35,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:35,432 INFO L462 AbstractCegarLoop]: Abstraction has 8526 states and 9790 transitions. [2019-10-22 09:02:35,432 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:02:35,432 INFO L276 IsEmpty]: Start isEmpty. Operand 8526 states and 9790 transitions. [2019-10-22 09:02:35,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-10-22 09:02:35,442 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:35,443 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 09:02:35,443 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:35,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:35,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1650052421, now seen corresponding path program 1 times [2019-10-22 09:02:35,443 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:35,443 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412133167] [2019-10-22 09:02:35,444 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:35,444 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:35,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 357 proven. 41 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-22 09:02:35,679 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412133167] [2019-10-22 09:02:35,679 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570042650] [2019-10-22 09:02:35,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/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 09:02:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:35,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-22 09:02:35,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:02:35,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:02:35,852 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:02:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 291 proven. 102 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-22 09:02:36,112 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:02:36,112 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 6 [2019-10-22 09:02:36,112 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083296768] [2019-10-22 09:02:36,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 09:02:36,114 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:36,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 09:02:36,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:02:36,115 INFO L87 Difference]: Start difference. First operand 8526 states and 9790 transitions. Second operand 6 states. [2019-10-22 09:02:38,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:38,281 INFO L93 Difference]: Finished difference Result 28476 states and 33032 transitions. [2019-10-22 09:02:38,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 09:02:38,282 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 383 [2019-10-22 09:02:38,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:38,323 INFO L225 Difference]: With dead ends: 28476 [2019-10-22 09:02:38,323 INFO L226 Difference]: Without dead ends: 20136 [2019-10-22 09:02:38,333 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 385 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:02:38,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20136 states. [2019-10-22 09:02:38,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20136 to 10734. [2019-10-22 09:02:38,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10734 states. [2019-10-22 09:02:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10734 states to 10734 states and 12377 transitions. [2019-10-22 09:02:38,562 INFO L78 Accepts]: Start accepts. Automaton has 10734 states and 12377 transitions. Word has length 383 [2019-10-22 09:02:38,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:38,563 INFO L462 AbstractCegarLoop]: Abstraction has 10734 states and 12377 transitions. [2019-10-22 09:02:38,563 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 09:02:38,563 INFO L276 IsEmpty]: Start isEmpty. Operand 10734 states and 12377 transitions. [2019-10-22 09:02:38,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2019-10-22 09:02:38,583 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:38,584 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:02:38,784 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:02:38,785 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:38,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:38,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1673889824, now seen corresponding path program 1 times [2019-10-22 09:02:38,786 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:38,786 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949562626] [2019-10-22 09:02:38,786 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:38,786 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:38,786 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-10-22 09:02:39,217 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949562626] [2019-10-22 09:02:39,217 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:39,217 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:02:39,217 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296082275] [2019-10-22 09:02:39,218 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:02:39,218 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:39,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:02:39,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:39,219 INFO L87 Difference]: Start difference. First operand 10734 states and 12377 transitions. Second operand 4 states. [2019-10-22 09:02:40,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:40,580 INFO L93 Difference]: Finished difference Result 23504 states and 27186 transitions. [2019-10-22 09:02:40,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:02:40,584 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 475 [2019-10-22 09:02:40,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:40,607 INFO L225 Difference]: With dead ends: 23504 [2019-10-22 09:02:40,607 INFO L226 Difference]: Without dead ends: 12956 [2019-10-22 09:02:40,617 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 09:02:40,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12956 states. [2019-10-22 09:02:40,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12956 to 12201. [2019-10-22 09:02:40,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12201 states. [2019-10-22 09:02:40,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12201 states to 12201 states and 13825 transitions. [2019-10-22 09:02:40,789 INFO L78 Accepts]: Start accepts. Automaton has 12201 states and 13825 transitions. Word has length 475 [2019-10-22 09:02:40,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:40,790 INFO L462 AbstractCegarLoop]: Abstraction has 12201 states and 13825 transitions. [2019-10-22 09:02:40,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:02:40,790 INFO L276 IsEmpty]: Start isEmpty. Operand 12201 states and 13825 transitions. [2019-10-22 09:02:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2019-10-22 09:02:40,815 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:40,815 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:40,815 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:40,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:40,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1717641063, now seen corresponding path program 1 times [2019-10-22 09:02:40,816 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:40,817 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9404483] [2019-10-22 09:02:40,817 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:40,817 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:40,818 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:41,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1069 backedges. 659 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2019-10-22 09:02:41,378 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9404483] [2019-10-22 09:02:41,378 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111793725] [2019-10-22 09:02:41,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:02:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:41,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 744 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 09:02:41,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:02:41,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1069 backedges. 659 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2019-10-22 09:02:41,714 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 09:02:41,715 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2019-10-22 09:02:41,715 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178635678] [2019-10-22 09:02:41,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:02:41,716 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:41,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:02:41,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:41,716 INFO L87 Difference]: Start difference. First operand 12201 states and 13825 transitions. Second operand 3 states. [2019-10-22 09:02:42,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:42,497 INFO L93 Difference]: Finished difference Result 22736 states and 25756 transitions. [2019-10-22 09:02:42,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:02:42,498 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 560 [2019-10-22 09:02:42,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:42,499 INFO L225 Difference]: With dead ends: 22736 [2019-10-22 09:02:42,499 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 09:02:42,511 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 563 GetRequests, 561 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 09:02:42,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 09:02:42,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 09:02:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 09:02:42,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 09:02:42,512 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 560 [2019-10-22 09:02:42,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:42,512 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:02:42,512 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:02:42,512 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:02:42,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 09:02:42,714 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:02:42,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 09:02:42,928 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 172 [2019-10-22 09:02:43,111 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 172 [2019-10-22 09:02:43,642 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 51 [2019-10-22 09:02:44,106 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 51 [2019-10-22 09:02:44,108 INFO L443 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-10-22 09:02:44,108 INFO L443 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-10-22 09:02:44,108 INFO L443 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-10-22 09:02:44,108 INFO L446 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-10-22 09:02:44,108 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,109 INFO L443 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L439 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse11 (+ ~a23~0 43))) (let ((.cse1 (not (= ~a25~0 11))) (.cse3 (= 10 ~a25~0)) (.cse8 (< 0 .cse11)) (.cse5 (= ~a25~0 9)) (.cse7 (<= ~a23~0 312)) (.cse4 (<= ~a29~0 140)) (.cse2 (= 1 ~a4~0)) (.cse6 (<= .cse11 0)) (.cse0 (<= ~a4~0 0)) (.cse9 (<= ~a29~0 274)) (.cse10 (<= 130 ~a29~0))) (or (and .cse0 (and (= 12 ~a25~0) (<= ~a29~0 277))) (and .cse1 .cse2) (and .cse0 (and .cse3 .cse4)) (and .cse5 (and .cse4 .cse6)) (and .cse6 .cse0 (not (= ~a25~0 13))) (and (not .cse5) .cse1 .cse7 .cse0 .cse8 (not .cse3)) (and .cse8 .cse2) (and .cse5 .cse0 (and .cse7 .cse4)) (and .cse9 .cse2 .cse10) (and .cse6 .cse0 .cse9 .cse10)))) [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,110 INFO L443 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-10-22 09:02:44,111 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-10-22 09:02:44,112 INFO L443 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-10-22 09:02:44,112 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-10-22 09:02:44,112 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,112 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,112 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,112 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-10-22 09:02:44,113 INFO L443 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-10-22 09:02:44,114 INFO L443 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-22 09:02:44,115 INFO L443 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-22 09:02:44,117 INFO L443 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-10-22 09:02:44,118 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-10-22 09:02:44,119 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-10-22 09:02:44,120 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,121 INFO L443 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,122 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,123 INFO L443 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,125 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,126 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,127 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,128 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,129 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L439 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse11 (+ ~a23~0 43))) (let ((.cse1 (not (= ~a25~0 11))) (.cse3 (= 10 ~a25~0)) (.cse8 (< 0 .cse11)) (.cse5 (= ~a25~0 9)) (.cse7 (<= ~a23~0 312)) (.cse4 (<= ~a29~0 140)) (.cse2 (= 1 ~a4~0)) (.cse6 (<= .cse11 0)) (.cse0 (<= ~a4~0 0)) (.cse9 (<= ~a29~0 274)) (.cse10 (<= 130 ~a29~0))) (or (and .cse0 (and (= 12 ~a25~0) (<= ~a29~0 277))) (and .cse1 .cse2) (and .cse0 (and .cse3 .cse4)) (and .cse5 (and .cse4 .cse6)) (and .cse6 .cse0 (not (= ~a25~0 13))) (and (not .cse5) .cse1 .cse7 .cse0 .cse8 (not .cse3)) (and .cse8 .cse2) (and .cse5 .cse0 (and .cse7 .cse4)) (and .cse9 .cse2 .cse10) (and .cse6 .cse0 .cse9 .cse10)))) [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-10-22 09:02:44,130 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,131 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,131 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-10-22 09:02:44,131 INFO L443 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,131 INFO L443 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,131 INFO L443 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 09:02:44,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:02:44 BoogieIcfgContainer [2019-10-22 09:02:44,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:02:44,149 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:02:44,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:02:44,149 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:02:44,149 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:24" (3/4) ... [2019-10-22 09:02:44,153 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:02:44,178 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 09:02:44,178 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 09:02:44,326 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8a76a8a8-e51a-4143-98dc-ca563be995a9/bin/uautomizer/witness.graphml [2019-10-22 09:02:44,326 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:02:44,328 INFO L168 Benchmark]: Toolchain (without parser) took 22140.35 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.0 GB). Free memory was 939.4 MB in the beginning and 1.5 GB in the end (delta: -592.5 MB). Peak memory consumption was 435.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:44,328 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:44,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:44,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:44,329 INFO L168 Benchmark]: Boogie Preprocessor took 84.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:44,329 INFO L168 Benchmark]: RCFGBuilder took 1713.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 859.5 MB in the end (delta: 179.1 MB). Peak memory consumption was 179.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:44,329 INFO L168 Benchmark]: TraceAbstraction took 19295.84 ms. Allocated memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: 917.0 MB). Free memory was 859.5 MB in the beginning and 1.6 GB in the end (delta: -703.2 MB). Peak memory consumption was 213.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:44,329 INFO L168 Benchmark]: Witness Printer took 177.63 ms. Allocated memory is still 2.1 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:44,331 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 749.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 115.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1713.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 859.5 MB in the end (delta: 179.1 MB). Peak memory consumption was 179.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19295.84 ms. Allocated memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: 917.0 MB). Free memory was 859.5 MB in the beginning and 1.6 GB in the end (delta: -703.2 MB). Peak memory consumption was 213.8 MB. Max. memory is 11.5 GB. * Witness Printer took 177.63 ms. Allocated memory is still 2.1 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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: (((((((((a4 <= 0 && 12 == a25 && a29 <= 277) || (!(a25 == 11) && 1 == a4)) || (a4 <= 0 && 10 == a25 && a29 <= 140)) || (a25 == 9 && a29 <= 140 && a23 + 43 <= 0)) || ((a23 + 43 <= 0 && a4 <= 0) && !(a25 == 13))) || (((((!(a25 == 9) && !(a25 == 11)) && a23 <= 312) && a4 <= 0) && 0 < a23 + 43) && !(10 == a25))) || (0 < a23 + 43 && 1 == a4)) || ((a25 == 9 && a4 <= 0) && a23 <= 312 && a29 <= 140)) || ((a29 <= 274 && 1 == a4) && 130 <= a29)) || (((a23 + 43 <= 0 && a4 <= 0) && a29 <= 274) && 130 <= a29) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((((((((a4 <= 0 && 12 == a25 && a29 <= 277) || (!(a25 == 11) && 1 == a4)) || (a4 <= 0 && 10 == a25 && a29 <= 140)) || (a25 == 9 && a29 <= 140 && a23 + 43 <= 0)) || ((a23 + 43 <= 0 && a4 <= 0) && !(a25 == 13))) || (((((!(a25 == 9) && !(a25 == 11)) && a23 <= 312) && a4 <= 0) && 0 < a23 + 43) && !(10 == a25))) || (0 < a23 + 43 && 1 == a4)) || ((a25 == 9 && a4 <= 0) && a23 <= 312 && a29 <= 140)) || ((a29 <= 274 && 1 == a4) && 130 <= a29)) || (((a23 + 43 <= 0 && a4 <= 0) && a29 <= 274) && 130 <= a29) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 19.2s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 12.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, HoareTripleCheckerStatistics: 1228 SDtfs, 3864 SDslu, 339 SDs, 0 SdLazy, 8711 SolverSat, 2593 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 986 GetRequests, 956 SyntacticMatches, 7 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12201occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 14078 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 144 NumberOfFragments, 259 HoareAnnotationTreeSize, 3 FomulaSimplifications, 7186 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 6816 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 3609 NumberOfCodeBlocks, 3609 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 3598 ConstructedInterpolants, 0 QuantifiedInterpolants, 3164224 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1254 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 4280/4431 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...