./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.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/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c -s /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/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 1e89048ccdb20a97a14cb213e125edb5cbe6d123 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 20:14:32,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:14:32,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:14:32,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:14:32,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:14:32,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:14:32,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:14:32,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:14:32,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:14:32,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:14:32,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:14:32,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:14:32,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:14:32,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:14:32,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:14:32,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:14:32,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:14:32,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:14:32,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:14:32,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:14:32,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:14:32,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:14:32,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:14:32,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:14:32,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:14:32,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:14:32,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:14:32,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:14:32,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:14:32,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:14:32,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:14:32,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:14:32,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:14:32,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:14:32,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:14:32,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:14:32,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:14:32,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:14:32,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:14:32,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:14:32,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:14:32,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 20:14:32,841 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:14:32,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:14:32,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:14:32,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:14:32,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:14:32,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:14:32,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:14:32,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:14:32,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:14:32,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:14:32,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:14:32,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:14:32,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:14:32,845 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:14:32,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:14:32,845 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:14:32,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:14:32,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:14:32,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:14:32,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:14:32,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:14:32,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:14:32,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:14:32,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:14:32,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:14:32,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:14:32,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 20:14:32,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:14:32,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/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 -> 1e89048ccdb20a97a14cb213e125edb5cbe6d123 [2019-11-15 20:14:32,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:14:32,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:14:32,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:14:32,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:14:32,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:14:32,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2019-11-15 20:14:32,956 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/data/6c7a15f8b/1e318b88994b4271921c75427de5ceb6/FLAGba6df5ad6 [2019-11-15 20:14:33,460 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:14:33,467 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2019-11-15 20:14:33,477 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/data/6c7a15f8b/1e318b88994b4271921c75427de5ceb6/FLAGba6df5ad6 [2019-11-15 20:14:33,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/data/6c7a15f8b/1e318b88994b4271921c75427de5ceb6 [2019-11-15 20:14:33,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:14:33,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:14:33,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:14:33,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:14:33,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:14:33,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:14:33" (1/1) ... [2019-11-15 20:14:33,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16714f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:33, skipping insertion in model container [2019-11-15 20:14:33,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:14:33" (1/1) ... [2019-11-15 20:14:33,687 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:14:33,735 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:14:34,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:14:34,122 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:14:34,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:14:34,256 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:14:34,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34 WrapperNode [2019-11-15 20:14:34,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:14:34,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:14:34,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:14:34,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:14:34,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:14:34,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:14:34,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:14:34,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:14:34,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... [2019-11-15 20:14:34,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:14:34,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:14:34,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:14:34,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:14:34,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:14:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:14:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:14:35,702 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:14:35,702 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 20:14:35,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:14:35 BoogieIcfgContainer [2019-11-15 20:14:35,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:14:35,705 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:14:35,705 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:14:35,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:14:35,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:14:33" (1/3) ... [2019-11-15 20:14:35,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15718465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:14:35, skipping insertion in model container [2019-11-15 20:14:35,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:34" (2/3) ... [2019-11-15 20:14:35,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15718465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:14:35, skipping insertion in model container [2019-11-15 20:14:35,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:14:35" (3/3) ... [2019-11-15 20:14:35,714 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label39.c [2019-11-15 20:14:35,724 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:14:35,733 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 20:14:35,743 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 20:14:35,770 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:14:35,770 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:14:35,770 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:14:35,770 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:14:35,771 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:14:35,771 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:14:35,771 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:14:35,771 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:14:35,791 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-15 20:14:35,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-15 20:14:35,804 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:35,805 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:35,806 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:35,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:35,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1738135197, now seen corresponding path program 1 times [2019-11-15 20:14:35,820 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:35,820 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343697473] [2019-11-15 20:14:35,821 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:35,821 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:35,821 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:14:36,162 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343697473] [2019-11-15 20:14:36,163 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:36,163 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:14:36,164 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480885203] [2019-11-15 20:14:36,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 20:14:36,169 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:36,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 20:14:36,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:36,184 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-15 20:14:37,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:37,627 INFO L93 Difference]: Finished difference Result 775 states and 1353 transitions. [2019-11-15 20:14:37,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 20:14:37,629 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 111 [2019-11-15 20:14:37,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:37,654 INFO L225 Difference]: With dead ends: 775 [2019-11-15 20:14:37,654 INFO L226 Difference]: Without dead ends: 460 [2019-11-15 20:14:37,667 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:37,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2019-11-15 20:14:37,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 308. [2019-11-15 20:14:37,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2019-11-15 20:14:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 451 transitions. [2019-11-15 20:14:37,722 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 451 transitions. Word has length 111 [2019-11-15 20:14:37,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:37,723 INFO L462 AbstractCegarLoop]: Abstraction has 308 states and 451 transitions. [2019-11-15 20:14:37,723 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 20:14:37,723 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 451 transitions. [2019-11-15 20:14:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-15 20:14:37,728 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:37,729 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:37,729 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:37,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:37,729 INFO L82 PathProgramCache]: Analyzing trace with hash -215551336, now seen corresponding path program 1 times [2019-11-15 20:14:37,730 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:37,730 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966457667] [2019-11-15 20:14:37,730 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:37,730 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:37,730 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:37,899 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:14:37,900 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966457667] [2019-11-15 20:14:37,900 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:37,900 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 20:14:37,901 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263855632] [2019-11-15 20:14:37,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 20:14:37,903 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:37,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 20:14:37,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:37,904 INFO L87 Difference]: Start difference. First operand 308 states and 451 transitions. Second operand 4 states. [2019-11-15 20:14:38,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:38,844 INFO L93 Difference]: Finished difference Result 1180 states and 1741 transitions. [2019-11-15 20:14:38,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 20:14:38,845 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2019-11-15 20:14:38,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:38,851 INFO L225 Difference]: With dead ends: 1180 [2019-11-15 20:14:38,852 INFO L226 Difference]: Without dead ends: 874 [2019-11-15 20:14:38,853 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 [2019-11-15 20:14:38,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2019-11-15 20:14:38,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 870. [2019-11-15 20:14:38,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 870 states. [2019-11-15 20:14:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 870 states and 1183 transitions. [2019-11-15 20:14:38,908 INFO L78 Accepts]: Start accepts. Automaton has 870 states and 1183 transitions. Word has length 115 [2019-11-15 20:14:38,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:38,909 INFO L462 AbstractCegarLoop]: Abstraction has 870 states and 1183 transitions. [2019-11-15 20:14:38,909 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 20:14:38,909 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1183 transitions. [2019-11-15 20:14:38,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-15 20:14:38,915 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:38,915 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:38,915 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:38,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:38,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1793072302, now seen corresponding path program 1 times [2019-11-15 20:14:38,918 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:38,918 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596484536] [2019-11-15 20:14:38,918 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:38,918 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:38,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:38,989 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-15 20:14:38,990 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596484536] [2019-11-15 20:14:38,990 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:38,990 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:14:38,991 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326288081] [2019-11-15 20:14:38,991 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 20:14:38,991 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:38,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 20:14:38,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:38,992 INFO L87 Difference]: Start difference. First operand 870 states and 1183 transitions. Second operand 4 states. [2019-11-15 20:14:39,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:39,541 INFO L93 Difference]: Finished difference Result 2146 states and 2939 transitions. [2019-11-15 20:14:39,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 20:14:39,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2019-11-15 20:14:39,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:39,549 INFO L225 Difference]: With dead ends: 2146 [2019-11-15 20:14:39,549 INFO L226 Difference]: Without dead ends: 1278 [2019-11-15 20:14:39,552 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:39,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1278 states. [2019-11-15 20:14:39,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1278 to 578. [2019-11-15 20:14:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2019-11-15 20:14:39,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 776 transitions. [2019-11-15 20:14:39,589 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 776 transitions. Word has length 121 [2019-11-15 20:14:39,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:39,591 INFO L462 AbstractCegarLoop]: Abstraction has 578 states and 776 transitions. [2019-11-15 20:14:39,591 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 20:14:39,591 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 776 transitions. [2019-11-15 20:14:39,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-15 20:14:39,594 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:39,595 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:39,595 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:39,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:39,595 INFO L82 PathProgramCache]: Analyzing trace with hash 63576167, now seen corresponding path program 1 times [2019-11-15 20:14:39,596 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:39,596 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951776816] [2019-11-15 20:14:39,596 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:39,596 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:39,597 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:14:39,672 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951776816] [2019-11-15 20:14:39,672 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:39,672 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 20:14:39,672 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256038670] [2019-11-15 20:14:39,673 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:14:39,674 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:39,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:14:39,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:14:39,674 INFO L87 Difference]: Start difference. First operand 578 states and 776 transitions. Second operand 3 states. [2019-11-15 20:14:40,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:40,202 INFO L93 Difference]: Finished difference Result 1714 states and 2306 transitions. [2019-11-15 20:14:40,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:14:40,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2019-11-15 20:14:40,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:40,210 INFO L225 Difference]: With dead ends: 1714 [2019-11-15 20:14:40,210 INFO L226 Difference]: Without dead ends: 1138 [2019-11-15 20:14:40,213 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:14:40,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1138 states. [2019-11-15 20:14:40,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1138 to 1138. [2019-11-15 20:14:40,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2019-11-15 20:14:40,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1447 transitions. [2019-11-15 20:14:40,255 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1447 transitions. Word has length 121 [2019-11-15 20:14:40,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:40,255 INFO L462 AbstractCegarLoop]: Abstraction has 1138 states and 1447 transitions. [2019-11-15 20:14:40,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:14:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1447 transitions. [2019-11-15 20:14:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-15 20:14:40,259 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:40,260 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:40,260 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:40,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:40,260 INFO L82 PathProgramCache]: Analyzing trace with hash 675657489, now seen corresponding path program 1 times [2019-11-15 20:14:40,261 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:40,261 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165977194] [2019-11-15 20:14:40,261 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:40,261 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:40,262 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:14:40,393 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165977194] [2019-11-15 20:14:40,393 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:40,393 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:14:40,394 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029332599] [2019-11-15 20:14:40,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 20:14:40,395 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:40,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 20:14:40,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:40,396 INFO L87 Difference]: Start difference. First operand 1138 states and 1447 transitions. Second operand 4 states. [2019-11-15 20:14:41,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:41,113 INFO L93 Difference]: Finished difference Result 2415 states and 3064 transitions. [2019-11-15 20:14:41,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 20:14:41,113 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2019-11-15 20:14:41,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:41,119 INFO L225 Difference]: With dead ends: 2415 [2019-11-15 20:14:41,120 INFO L226 Difference]: Without dead ends: 1279 [2019-11-15 20:14:41,121 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:41,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states. [2019-11-15 20:14:41,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1279. [2019-11-15 20:14:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1279 states. [2019-11-15 20:14:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1438 transitions. [2019-11-15 20:14:41,148 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1438 transitions. Word has length 135 [2019-11-15 20:14:41,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:41,148 INFO L462 AbstractCegarLoop]: Abstraction has 1279 states and 1438 transitions. [2019-11-15 20:14:41,148 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 20:14:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1438 transitions. [2019-11-15 20:14:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-15 20:14:41,151 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:41,152 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:41,152 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:41,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:41,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1227064464, now seen corresponding path program 1 times [2019-11-15 20:14:41,152 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:41,152 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510008089] [2019-11-15 20:14:41,153 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:41,153 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:41,153 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:41,200 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:14:41,201 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510008089] [2019-11-15 20:14:41,201 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:41,201 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:14:41,201 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642267547] [2019-11-15 20:14:41,202 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:14:41,202 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:41,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:14:41,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:14:41,202 INFO L87 Difference]: Start difference. First operand 1279 states and 1438 transitions. Second operand 3 states. [2019-11-15 20:14:41,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:41,609 INFO L93 Difference]: Finished difference Result 3399 states and 3829 transitions. [2019-11-15 20:14:41,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:14:41,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2019-11-15 20:14:41,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:41,619 INFO L225 Difference]: With dead ends: 3399 [2019-11-15 20:14:41,619 INFO L226 Difference]: Without dead ends: 1982 [2019-11-15 20:14:41,621 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 [2019-11-15 20:14:41,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2019-11-15 20:14:41,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1978. [2019-11-15 20:14:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2019-11-15 20:14:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2183 transitions. [2019-11-15 20:14:41,668 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2183 transitions. Word has length 144 [2019-11-15 20:14:41,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:41,668 INFO L462 AbstractCegarLoop]: Abstraction has 1978 states and 2183 transitions. [2019-11-15 20:14:41,668 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:14:41,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2183 transitions. [2019-11-15 20:14:41,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-15 20:14:41,673 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:41,673 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:41,673 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:41,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:41,675 INFO L82 PathProgramCache]: Analyzing trace with hash 404814437, now seen corresponding path program 1 times [2019-11-15 20:14:41,675 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:41,675 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64395261] [2019-11-15 20:14:41,675 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:41,676 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:41,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-15 20:14:41,772 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64395261] [2019-11-15 20:14:41,772 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:41,772 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 20:14:41,773 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414629409] [2019-11-15 20:14:41,773 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 20:14:41,773 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:41,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 20:14:41,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:41,774 INFO L87 Difference]: Start difference. First operand 1978 states and 2183 transitions. Second operand 4 states. [2019-11-15 20:14:42,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:42,409 INFO L93 Difference]: Finished difference Result 4234 states and 4703 transitions. [2019-11-15 20:14:42,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:14:42,410 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2019-11-15 20:14:42,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:42,420 INFO L225 Difference]: With dead ends: 4234 [2019-11-15 20:14:42,420 INFO L226 Difference]: Without dead ends: 1836 [2019-11-15 20:14:42,423 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 [2019-11-15 20:14:42,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1836 states. [2019-11-15 20:14:42,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1836 to 1836. [2019-11-15 20:14:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1836 states. [2019-11-15 20:14:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2009 transitions. [2019-11-15 20:14:42,460 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2009 transitions. Word has length 148 [2019-11-15 20:14:42,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:42,460 INFO L462 AbstractCegarLoop]: Abstraction has 1836 states and 2009 transitions. [2019-11-15 20:14:42,460 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 20:14:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2009 transitions. [2019-11-15 20:14:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-15 20:14:42,464 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:42,465 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:42,465 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:42,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:42,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1277248510, now seen corresponding path program 1 times [2019-11-15 20:14:42,466 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:42,466 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221102028] [2019-11-15 20:14:42,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:42,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:42,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:42,566 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-15 20:14:42,566 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221102028] [2019-11-15 20:14:42,566 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:42,567 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 20:14:42,567 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406633654] [2019-11-15 20:14:42,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 20:14:42,568 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:42,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 20:14:42,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:42,568 INFO L87 Difference]: Start difference. First operand 1836 states and 2009 transitions. Second operand 4 states. [2019-11-15 20:14:43,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:43,185 INFO L93 Difference]: Finished difference Result 3672 states and 4027 transitions. [2019-11-15 20:14:43,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 20:14:43,185 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 158 [2019-11-15 20:14:43,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:43,192 INFO L225 Difference]: With dead ends: 3672 [2019-11-15 20:14:43,192 INFO L226 Difference]: Without dead ends: 1554 [2019-11-15 20:14:43,194 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 [2019-11-15 20:14:43,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2019-11-15 20:14:43,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1554. [2019-11-15 20:14:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1554 states. [2019-11-15 20:14:43,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 1619 transitions. [2019-11-15 20:14:43,223 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 1619 transitions. Word has length 158 [2019-11-15 20:14:43,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:43,223 INFO L462 AbstractCegarLoop]: Abstraction has 1554 states and 1619 transitions. [2019-11-15 20:14:43,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 20:14:43,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1619 transitions. [2019-11-15 20:14:43,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-11-15 20:14:43,228 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:43,228 INFO L380 BasicCegarLoop]: trace histogram [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, 2, 2, 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] [2019-11-15 20:14:43,229 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:43,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:43,229 INFO L82 PathProgramCache]: Analyzing trace with hash -2146398300, now seen corresponding path program 1 times [2019-11-15 20:14:43,229 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:43,229 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516111471] [2019-11-15 20:14:43,230 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:43,230 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:43,230 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:43,404 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-15 20:14:43,404 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516111471] [2019-11-15 20:14:43,404 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:14:43,405 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 20:14:43,405 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902626574] [2019-11-15 20:14:43,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 20:14:43,406 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:43,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 20:14:43,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 20:14:43,406 INFO L87 Difference]: Start difference. First operand 1554 states and 1619 transitions. Second operand 4 states. [2019-11-15 20:14:43,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:43,803 INFO L93 Difference]: Finished difference Result 2967 states and 3094 transitions. [2019-11-15 20:14:43,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:14:43,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 241 [2019-11-15 20:14:43,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:43,808 INFO L225 Difference]: With dead ends: 2967 [2019-11-15 20:14:43,809 INFO L226 Difference]: Without dead ends: 1555 [2019-11-15 20:14:43,810 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 [2019-11-15 20:14:43,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1555 states. [2019-11-15 20:14:43,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1555 to 1414. [2019-11-15 20:14:43,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1414 states. [2019-11-15 20:14:43,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 1464 transitions. [2019-11-15 20:14:43,835 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 1464 transitions. Word has length 241 [2019-11-15 20:14:43,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:43,836 INFO L462 AbstractCegarLoop]: Abstraction has 1414 states and 1464 transitions. [2019-11-15 20:14:43,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 20:14:43,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1464 transitions. [2019-11-15 20:14:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-15 20:14:43,841 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:14:43,841 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:14:43,842 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:14:43,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:43,842 INFO L82 PathProgramCache]: Analyzing trace with hash 995979598, now seen corresponding path program 1 times [2019-11-15 20:14:43,842 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:43,842 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418150361] [2019-11-15 20:14:43,843 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:43,843 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:43,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:14:44,151 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418150361] [2019-11-15 20:14:44,151 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272363013] [2019-11-15 20:14:44,152 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 20:14:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:44,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-15 20:14:44,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 20:14:44,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-15 20:14:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 190 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:14:44,463 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 20:14:44,463 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2019-11-15 20:14:44,463 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802344421] [2019-11-15 20:14:44,464 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 20:14:44,470 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:14:44,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 20:14:44,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-15 20:14:44,471 INFO L87 Difference]: Start difference. First operand 1414 states and 1464 transitions. Second operand 10 states. [2019-11-15 20:14:45,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:14:45,986 INFO L93 Difference]: Finished difference Result 2571 states and 2668 transitions. [2019-11-15 20:14:45,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-15 20:14:45,987 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 246 [2019-11-15 20:14:45,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:14:45,988 INFO L225 Difference]: With dead ends: 2571 [2019-11-15 20:14:45,988 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 20:14:45,990 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2019-11-15 20:14:45,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 20:14:45,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 20:14:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 20:14:45,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 20:14:45,991 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2019-11-15 20:14:45,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:14:45,991 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 20:14:45,991 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 20:14:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 20:14:45,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 20:14:46,195 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 20:14:46,199 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 20:14:46,513 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-11-15 20:14:46,794 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-11-15 20:14:46,796 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,796 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,796 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,796 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-15 20:14:46,796 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-15 20:14:46,796 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-15 20:14:46,797 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-15 20:14:46,798 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-15 20:14:46,799 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-15 20:14:46,800 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-15 20:14:46,801 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-15 20:14:46,802 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-15 20:14:46,802 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-15 20:14:46,802 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-15 20:14:46,802 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-15 20:14:46,802 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-15 20:14:46,805 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 20:14:46,806 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-15 20:14:46,807 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-15 20:14:46,808 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-15 20:14:46,809 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-15 20:14:46,810 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-15 20:14:46,810 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-15 20:14:46,810 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-15 20:14:46,810 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-15 20:14:46,810 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-15 20:14:46,811 INFO L439 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse6 (= ~a28~0 7)) (.cse11 (<= ~a17~0 8))) (let ((.cse0 (not (= 1 ~a11~0))) (.cse5 (= ~a17~0 8)) (.cse2 (= 10 ~a28~0)) (.cse3 (= ~a21~0 1)) (.cse9 (<= ~a25~0 0)) (.cse8 (<= ~a17~0 7)) (.cse1 (and (not .cse6) .cse11)) (.cse10 (not (= ~a28~0 11))) (.cse7 (= ~a19~0 1)) (.cse4 (= ~a25~0 1))) (or (and .cse0 (<= ~a19~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse3 .cse4 .cse0) (and .cse0 .cse5 .cse7 .cse3 .cse4) (and .cse5 .cse7 .cse6 .cse4 .cse0) (and .cse8 .cse7 .cse6 .cse4) (and .cse5 .cse6 .cse9 .cse3) (and .cse7 .cse1 .cse2) (and .cse1 .cse3 .cse9 .cse10) (and .cse8 .cse1 .cse10) (and (and (= ~a28~0 9) .cse11) .cse7 .cse4)))) [2019-11-15 20:14:46,812 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,812 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,812 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-15 20:14:46,812 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-15 20:14:46,812 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-15 20:14:46,812 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-15 20:14:46,812 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-15 20:14:46,813 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-15 20:14:46,813 INFO L446 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-15 20:14:46,813 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,813 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,813 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-15 20:14:46,813 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-15 20:14:46,813 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,814 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,815 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-15 20:14:46,815 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-15 20:14:46,815 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-15 20:14:46,815 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-15 20:14:46,815 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-15 20:14:46,815 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-15 20:14:46,816 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (= ~a28~0 7)) (.cse11 (<= ~a17~0 8))) (let ((.cse0 (not (= 1 ~a11~0))) (.cse5 (= ~a17~0 8)) (.cse2 (= 10 ~a28~0)) (.cse3 (= ~a21~0 1)) (.cse9 (<= ~a25~0 0)) (.cse8 (<= ~a17~0 7)) (.cse1 (and (not .cse6) .cse11)) (.cse10 (not (= ~a28~0 11))) (.cse7 (= ~a19~0 1)) (.cse4 (= ~a25~0 1))) (or (and .cse0 (<= ~a19~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse3 .cse4 .cse0) (and .cse0 .cse5 .cse7 .cse3 .cse4) (and .cse5 .cse7 .cse6 .cse4 .cse0) (and .cse8 .cse7 .cse6 .cse4) (and .cse5 .cse6 .cse9 .cse3) (and .cse7 .cse1 .cse2) (and .cse1 .cse3 .cse9 .cse10) (and .cse8 .cse1 .cse10) (and (and (= ~a28~0 9) .cse11) .cse7 .cse4)))) [2019-11-15 20:14:46,816 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,816 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,816 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-15 20:14:46,816 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-15 20:14:46,816 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-15 20:14:46,816 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-15 20:14:46,817 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-15 20:14:46,817 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,817 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,817 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-15 20:14:46,817 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-15 20:14:46,817 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-15 20:14:46,817 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,818 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-15 20:14:46,819 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,819 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-15 20:14:46,819 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-15 20:14:46,819 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-15 20:14:46,819 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-15 20:14:46,819 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-15 20:14:46,819 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 20:14:46,820 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-15 20:14:46,820 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2019-11-15 20:14:46,820 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,820 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,820 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,820 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-15 20:14:46,821 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-15 20:14:46,821 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-15 20:14:46,821 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-15 20:14:46,821 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-15 20:14:46,821 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,821 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,821 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,822 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-15 20:14:46,822 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-15 20:14:46,822 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-15 20:14:46,822 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-15 20:14:46,822 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-15 20:14:46,822 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-15 20:14:46,822 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,823 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,823 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,823 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-15 20:14:46,823 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-15 20:14:46,823 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-15 20:14:46,823 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-15 20:14:46,823 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,824 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-15 20:14:46,825 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-15 20:14:46,825 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-15 20:14:46,825 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-15 20:14:46,825 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-15 20:14:46,825 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,825 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,825 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-15 20:14:46,826 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-15 20:14:46,826 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-15 20:14:46,826 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-15 20:14:46,826 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-15 20:14:46,826 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-15 20:14:46,826 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-15 20:14:46,826 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-15 20:14:46,827 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-15 20:14:46,827 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-15 20:14:46,827 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-15 20:14:46,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 08:14:46 BoogieIcfgContainer [2019-11-15 20:14:46,854 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 20:14:46,854 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 20:14:46,854 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 20:14:46,854 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 20:14:46,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:14:35" (3/4) ... [2019-11-15 20:14:46,861 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 20:14:46,890 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 20:14:46,892 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 20:14:47,103 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_94d45135-599a-4597-aaca-3fe1f823b0b3/bin/uautomizer/witness.graphml [2019-11-15 20:14:47,103 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 20:14:47,105 INFO L168 Benchmark]: Toolchain (without parser) took 13431.41 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 391.6 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -111.5 MB). Peak memory consumption was 280.2 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:47,105 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:14:47,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:47,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:47,106 INFO L168 Benchmark]: Boogie Preprocessor took 84.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:47,107 INFO L168 Benchmark]: RCFGBuilder took 1270.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.7 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:47,108 INFO L168 Benchmark]: TraceAbstraction took 11149.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 253.2 MB). Free memory was 988.7 MB in the beginning and 1.1 GB in the end (delta: -77.7 MB). Peak memory consumption was 175.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:47,108 INFO L168 Benchmark]: Witness Printer took 249.63 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:47,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 583.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1270.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.7 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11149.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 253.2 MB). Free memory was 988.7 MB in the beginning and 1.1 GB in the end (delta: -77.7 MB). Peak memory consumption was 175.5 MB. Max. memory is 11.5 GB. * Witness Printer took 249.63 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == a11) && a19 <= 0) && !(a28 == 7) && a17 <= 8) && 10 == a28) && a21 == 1) && a25 == 1) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(1 == a11))) || ((((!(1 == a11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || ((((a17 == 8 && a19 == 1) && a28 == 7) && a25 == 1) && !(1 == a11))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a25 <= 0) && a21 == 1)) || ((a19 == 1 && !(a28 == 7) && a17 <= 8) && 10 == a28)) || ((((!(a28 == 7) && a17 <= 8) && a21 == 1) && a25 <= 0) && !(a28 == 11))) || ((a17 <= 7 && !(a28 == 7) && a17 <= 8) && !(a28 == 11))) || (((a28 == 9 && a17 <= 8) && a19 == 1) && a25 == 1) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == a11) && a19 <= 0) && !(a28 == 7) && a17 <= 8) && 10 == a28) && a21 == 1) && a25 == 1) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(1 == a11))) || ((((!(1 == a11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || ((((a17 == 8 && a19 == 1) && a28 == 7) && a25 == 1) && !(1 == a11))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a25 <= 0) && a21 == 1)) || ((a19 == 1 && !(a28 == 7) && a17 <= 8) && 10 == a28)) || ((((!(a28 == 7) && a17 <= 8) && a21 == 1) && a25 <= 0) && !(a28 == 11))) || ((a17 <= 7 && !(a28 == 7) && a17 <= 8) && !(a28 == 11))) || (((a28 == 9 && a17 <= 8) && a19 == 1) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 11.0s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 983 SDtfs, 2605 SDslu, 251 SDs, 0 SdLazy, 6368 SolverSat, 877 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 257 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1978occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 1001 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 59 NumberOfFragments, 335 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1690 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 398 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1786 NumberOfCodeBlocks, 1786 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1775 ConstructedInterpolants, 0 QuantifiedInterpolants, 1077857 SizeOfPredicates, 7 NumberOfNonLiveVariables, 383 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 771/891 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...