./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c -s /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/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 a8726e54e507f4e5407a6f1ab8a73f56b359228a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:05,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:05,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:05,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:05,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:05,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:05,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:05,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:05,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:05,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:05,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:05,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:05,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:05,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:05,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:05,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:05,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:05,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:05,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:05,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:05,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:05,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:05,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:05,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:05,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:05,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:05,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:05,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:05,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:05,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:05,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:05,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:05,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:05,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:05,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:05,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:05,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:05,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:05,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:05,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:05,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:05,861 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:58:05,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:05,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:05,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:05,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:05,878 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:05,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:05,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:05,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:05,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:05,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:05,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:58:05,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:58:05,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:58:05,879 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:05,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:05,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:05,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:58:05,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:05,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:05,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:58:05,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:58:05,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:05,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:05,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:58:05,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:58:05,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:05,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:58:05,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:58:05,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/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 -> a8726e54e507f4e5407a6f1ab8a73f56b359228a [2019-10-22 08:58:05,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:05,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:05,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:05,930 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:05,931 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:05,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-10-22 08:58:05,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/data/e48cf539f/ba14ec5a141e4da9ad7bc4c95a7f39e5/FLAG1b84d5cc8 [2019-10-22 08:58:06,476 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:06,479 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-10-22 08:58:06,487 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/data/e48cf539f/ba14ec5a141e4da9ad7bc4c95a7f39e5/FLAG1b84d5cc8 [2019-10-22 08:58:06,949 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/data/e48cf539f/ba14ec5a141e4da9ad7bc4c95a7f39e5 [2019-10-22 08:58:06,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:06,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:06,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:06,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:06,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:06,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:06" (1/1) ... [2019-10-22 08:58:06,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c99c520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:06, skipping insertion in model container [2019-10-22 08:58:06,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:06" (1/1) ... [2019-10-22 08:58:06,967 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:07,018 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:07,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:07,473 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:07,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:07,597 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:07,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07 WrapperNode [2019-10-22 08:58:07,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:07,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:07,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:07,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:07,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:07,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:07,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:07,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:07,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... [2019-10-22 08:58:07,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:07,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:07,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:07,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:07,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:07,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:08,705 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:08,706 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:58:08,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:08 BoogieIcfgContainer [2019-10-22 08:58:08,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:08,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:58:08,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:58:08,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:58:08,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:58:06" (1/3) ... [2019-10-22 08:58:08,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afb1091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:08, skipping insertion in model container [2019-10-22 08:58:08,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:07" (2/3) ... [2019-10-22 08:58:08,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afb1091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:08, skipping insertion in model container [2019-10-22 08:58:08,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:08" (3/3) ... [2019-10-22 08:58:08,715 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label42.c [2019-10-22 08:58:08,723 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:58:08,731 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:58:08,741 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:58:08,770 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:58:08,770 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:58:08,770 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:58:08,770 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:08,770 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:08,770 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:58:08,770 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:08,771 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:58:08,789 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-10-22 08:58:08,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-22 08:58:08,797 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:08,798 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] [2019-10-22 08:58:08,800 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:08,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:08,805 INFO L82 PathProgramCache]: Analyzing trace with hash 499493077, now seen corresponding path program 1 times [2019-10-22 08:58:08,812 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:08,812 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273107751] [2019-10-22 08:58:08,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:08,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:08,813 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:09,141 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273107751] [2019-10-22 08:58:09,142 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:09,142 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:09,143 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335235527] [2019-10-22 08:58:09,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:58:09,147 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:09,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:58:09,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:58:09,162 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-10-22 08:58:10,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:10,342 INFO L93 Difference]: Finished difference Result 748 states and 1324 transitions. [2019-10-22 08:58:10,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:58:10,344 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2019-10-22 08:58:10,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:10,358 INFO L225 Difference]: With dead ends: 748 [2019-10-22 08:58:10,358 INFO L226 Difference]: Without dead ends: 454 [2019-10-22 08:58:10,362 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:58:10,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2019-10-22 08:58:10,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 451. [2019-10-22 08:58:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2019-10-22 08:58:10,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 616 transitions. [2019-10-22 08:58:10,433 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 616 transitions. Word has length 100 [2019-10-22 08:58:10,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:10,434 INFO L462 AbstractCegarLoop]: Abstraction has 451 states and 616 transitions. [2019-10-22 08:58:10,434 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:58:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 616 transitions. [2019-10-22 08:58:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-22 08:58:10,438 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:10,438 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-22 08:58:10,438 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:10,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:10,439 INFO L82 PathProgramCache]: Analyzing trace with hash 396760741, now seen corresponding path program 1 times [2019-10-22 08:58:10,439 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:10,439 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806279806] [2019-10-22 08:58:10,439 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,439 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,440 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:10,502 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:10,503 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806279806] [2019-10-22 08:58:10,503 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:10,503 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:58:10,503 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328051074] [2019-10-22 08:58:10,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:10,505 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:10,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:10,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:10,507 INFO L87 Difference]: Start difference. First operand 451 states and 616 transitions. Second operand 3 states. [2019-10-22 08:58:10,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:10,954 INFO L93 Difference]: Finished difference Result 1323 states and 1809 transitions. [2019-10-22 08:58:10,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:10,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2019-10-22 08:58:10,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:10,964 INFO L225 Difference]: With dead ends: 1323 [2019-10-22 08:58:10,964 INFO L226 Difference]: Without dead ends: 874 [2019-10-22 08:58:10,966 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 [2019-10-22 08:58:10,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2019-10-22 08:58:10,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 874. [2019-10-22 08:58:10,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 874 states. [2019-10-22 08:58:10,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1139 transitions. [2019-10-22 08:58:10,998 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1139 transitions. Word has length 117 [2019-10-22 08:58:10,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:10,999 INFO L462 AbstractCegarLoop]: Abstraction has 874 states and 1139 transitions. [2019-10-22 08:58:10,999 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:10,999 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1139 transitions. [2019-10-22 08:58:11,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-10-22 08:58:11,004 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:11,004 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:11,004 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:11,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:11,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1844290899, now seen corresponding path program 1 times [2019-10-22 08:58:11,005 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:11,005 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590350114] [2019-10-22 08:58:11,005 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:11,006 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:11,006 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:11,096 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:11,096 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590350114] [2019-10-22 08:58:11,097 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:11,097 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:11,097 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277307417] [2019-10-22 08:58:11,097 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:58:11,098 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:11,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:58:11,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:58:11,100 INFO L87 Difference]: Start difference. First operand 874 states and 1139 transitions. Second operand 4 states. [2019-10-22 08:58:11,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:11,547 INFO L93 Difference]: Finished difference Result 2154 states and 2796 transitions. [2019-10-22 08:58:11,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:58:11,547 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 133 [2019-10-22 08:58:11,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:11,551 INFO L225 Difference]: With dead ends: 2154 [2019-10-22 08:58:11,552 INFO L226 Difference]: Without dead ends: 1282 [2019-10-22 08:58:11,553 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:58:11,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1282 states. [2019-10-22 08:58:11,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1282 to 862. [2019-10-22 08:58:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 862 states. [2019-10-22 08:58:11,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1063 transitions. [2019-10-22 08:58:11,582 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1063 transitions. Word has length 133 [2019-10-22 08:58:11,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:11,583 INFO L462 AbstractCegarLoop]: Abstraction has 862 states and 1063 transitions. [2019-10-22 08:58:11,583 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:58:11,583 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1063 transitions. [2019-10-22 08:58:11,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-10-22 08:58:11,594 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:11,594 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-22 08:58:11,594 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:11,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:11,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1961644753, now seen corresponding path program 1 times [2019-10-22 08:58:11,594 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:11,595 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028289713] [2019-10-22 08:58:11,595 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:11,595 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:11,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-22 08:58:11,685 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028289713] [2019-10-22 08:58:11,685 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:11,685 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:11,685 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786553795] [2019-10-22 08:58:11,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:11,688 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:11,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:11,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:11,689 INFO L87 Difference]: Start difference. First operand 862 states and 1063 transitions. Second operand 3 states. [2019-10-22 08:58:12,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:12,056 INFO L93 Difference]: Finished difference Result 2286 states and 2790 transitions. [2019-10-22 08:58:12,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:12,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2019-10-22 08:58:12,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:12,061 INFO L225 Difference]: With dead ends: 2286 [2019-10-22 08:58:12,062 INFO L226 Difference]: Without dead ends: 1426 [2019-10-22 08:58:12,063 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:12,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2019-10-22 08:58:12,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1143. [2019-10-22 08:58:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1143 states. [2019-10-22 08:58:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 1143 states and 1399 transitions. [2019-10-22 08:58:12,093 INFO L78 Accepts]: Start accepts. Automaton has 1143 states and 1399 transitions. Word has length 139 [2019-10-22 08:58:12,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:12,094 INFO L462 AbstractCegarLoop]: Abstraction has 1143 states and 1399 transitions. [2019-10-22 08:58:12,094 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:12,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1399 transitions. [2019-10-22 08:58:12,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-10-22 08:58:12,099 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:12,100 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:12,100 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:12,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:12,100 INFO L82 PathProgramCache]: Analyzing trace with hash -435160690, now seen corresponding path program 1 times [2019-10-22 08:58:12,101 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:12,101 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072684117] [2019-10-22 08:58:12,101 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,101 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,101 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-10-22 08:58:12,185 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072684117] [2019-10-22 08:58:12,186 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:12,186 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:12,186 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131617238] [2019-10-22 08:58:12,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:12,187 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:12,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:12,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:12,188 INFO L87 Difference]: Start difference. First operand 1143 states and 1399 transitions. Second operand 3 states. [2019-10-22 08:58:12,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:12,733 INFO L93 Difference]: Finished difference Result 2566 states and 3148 transitions. [2019-10-22 08:58:12,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:12,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2019-10-22 08:58:12,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:12,737 INFO L225 Difference]: With dead ends: 2566 [2019-10-22 08:58:12,738 INFO L226 Difference]: Without dead ends: 1425 [2019-10-22 08:58:12,740 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:12,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2019-10-22 08:58:12,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1423. [2019-10-22 08:58:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1423 states. [2019-10-22 08:58:12,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1704 transitions. [2019-10-22 08:58:12,776 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1704 transitions. Word has length 144 [2019-10-22 08:58:12,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:12,777 INFO L462 AbstractCegarLoop]: Abstraction has 1423 states and 1704 transitions. [2019-10-22 08:58:12,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1704 transitions. [2019-10-22 08:58:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-22 08:58:12,779 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:12,780 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:12,780 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:12,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:12,780 INFO L82 PathProgramCache]: Analyzing trace with hash -266021720, now seen corresponding path program 1 times [2019-10-22 08:58:12,780 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:12,781 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147732300] [2019-10-22 08:58:12,781 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,781 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,781 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:12,864 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 08:58:12,865 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147732300] [2019-10-22 08:58:12,865 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:12,866 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:58:12,866 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121754437] [2019-10-22 08:58:12,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:58:12,866 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:12,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:58:12,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:58:12,868 INFO L87 Difference]: Start difference. First operand 1423 states and 1704 transitions. Second operand 4 states. [2019-10-22 08:58:13,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:13,655 INFO L93 Difference]: Finished difference Result 3404 states and 4091 transitions. [2019-10-22 08:58:13,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:58:13,655 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2019-10-22 08:58:13,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:13,660 INFO L225 Difference]: With dead ends: 3404 [2019-10-22 08:58:13,661 INFO L226 Difference]: Without dead ends: 1700 [2019-10-22 08:58:13,663 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:58:13,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2019-10-22 08:58:13,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1560. [2019-10-22 08:58:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1560 states. [2019-10-22 08:58:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 1725 transitions. [2019-10-22 08:58:13,697 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 1725 transitions. Word has length 146 [2019-10-22 08:58:13,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:13,697 INFO L462 AbstractCegarLoop]: Abstraction has 1560 states and 1725 transitions. [2019-10-22 08:58:13,697 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:58:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1725 transitions. [2019-10-22 08:58:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-22 08:58:13,700 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:13,700 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:13,700 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:13,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:13,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1950870258, now seen corresponding path program 1 times [2019-10-22 08:58:13,701 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:13,701 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785431622] [2019-10-22 08:58:13,701 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:13,701 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:13,701 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 08:58:13,815 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785431622] [2019-10-22 08:58:13,815 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258836874] [2019-10-22 08:58:13,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:58:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:13,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-22 08:58:13,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:58:13,927 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 08:58:13,927 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 08:58:13,927 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-10-22 08:58:13,928 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738209319] [2019-10-22 08:58:13,928 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:13,928 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:13,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:13,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:58:13,929 INFO L87 Difference]: Start difference. First operand 1560 states and 1725 transitions. Second operand 3 states. [2019-10-22 08:58:14,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:14,320 INFO L93 Difference]: Finished difference Result 3397 states and 3747 transitions. [2019-10-22 08:58:14,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:14,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2019-10-22 08:58:14,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:14,326 INFO L225 Difference]: With dead ends: 3397 [2019-10-22 08:58:14,326 INFO L226 Difference]: Without dead ends: 1697 [2019-10-22 08:58:14,329 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:58:14,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1697 states. [2019-10-22 08:58:14,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1697 to 1695. [2019-10-22 08:58:14,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1695 states. [2019-10-22 08:58:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1695 states and 1803 transitions. [2019-10-22 08:58:14,360 INFO L78 Accepts]: Start accepts. Automaton has 1695 states and 1803 transitions. Word has length 150 [2019-10-22 08:58:14,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:14,360 INFO L462 AbstractCegarLoop]: Abstraction has 1695 states and 1803 transitions. [2019-10-22 08:58:14,360 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 1803 transitions. [2019-10-22 08:58:14,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-22 08:58:14,363 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:14,364 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:14,564 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:58:14,565 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:14,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:14,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1731681118, now seen corresponding path program 1 times [2019-10-22 08:58:14,566 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:14,566 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531035672] [2019-10-22 08:58:14,566 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:14,566 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:14,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 08:58:14,737 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531035672] [2019-10-22 08:58:14,738 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123768695] [2019-10-22 08:58:14,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:58:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:14,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 08:58:14,830 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:58:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 08:58:14,882 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 08:58:14,883 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2019-10-22 08:58:14,883 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627177493] [2019-10-22 08:58:14,884 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:14,884 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:14,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:14,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:58:14,886 INFO L87 Difference]: Start difference. First operand 1695 states and 1803 transitions. Second operand 3 states. [2019-10-22 08:58:15,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:15,338 INFO L93 Difference]: Finished difference Result 4518 states and 4819 transitions. [2019-10-22 08:58:15,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:15,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2019-10-22 08:58:15,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:15,346 INFO L225 Difference]: With dead ends: 4518 [2019-10-22 08:58:15,346 INFO L226 Difference]: Without dead ends: 2965 [2019-10-22 08:58:15,348 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:58:15,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2019-10-22 08:58:15,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2965. [2019-10-22 08:58:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2019-10-22 08:58:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3160 transitions. [2019-10-22 08:58:15,398 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3160 transitions. Word has length 168 [2019-10-22 08:58:15,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:15,398 INFO L462 AbstractCegarLoop]: Abstraction has 2965 states and 3160 transitions. [2019-10-22 08:58:15,398 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:15,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3160 transitions. [2019-10-22 08:58:15,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-22 08:58:15,402 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:15,403 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 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, 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] [2019-10-22 08:58:15,603 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:58:15,604 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:15,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:15,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1863728915, now seen corresponding path program 1 times [2019-10-22 08:58:15,604 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:15,604 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692993525] [2019-10-22 08:58:15,605 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:15,605 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:15,605 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-10-22 08:58:15,657 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692993525] [2019-10-22 08:58:15,657 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:15,657 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:15,657 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530779475] [2019-10-22 08:58:15,658 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:15,658 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:15,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:15,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:15,659 INFO L87 Difference]: Start difference. First operand 2965 states and 3160 transitions. Second operand 3 states. [2019-10-22 08:58:16,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:16,162 INFO L93 Difference]: Finished difference Result 4660 states and 4962 transitions. [2019-10-22 08:58:16,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:16,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2019-10-22 08:58:16,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:16,172 INFO L225 Difference]: With dead ends: 4660 [2019-10-22 08:58:16,172 INFO L226 Difference]: Without dead ends: 2965 [2019-10-22 08:58:16,175 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:16,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2019-10-22 08:58:16,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2825. [2019-10-22 08:58:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2825 states. [2019-10-22 08:58:16,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2825 states and 3011 transitions. [2019-10-22 08:58:16,229 INFO L78 Accepts]: Start accepts. Automaton has 2825 states and 3011 transitions. Word has length 172 [2019-10-22 08:58:16,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:16,229 INFO L462 AbstractCegarLoop]: Abstraction has 2825 states and 3011 transitions. [2019-10-22 08:58:16,229 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:16,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3011 transitions. [2019-10-22 08:58:16,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-22 08:58:16,235 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:16,235 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 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, 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] [2019-10-22 08:58:16,235 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:16,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:16,236 INFO L82 PathProgramCache]: Analyzing trace with hash 927349297, now seen corresponding path program 1 times [2019-10-22 08:58:16,236 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:16,236 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111214554] [2019-10-22 08:58:16,236 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:16,237 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:16,237 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:16,354 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-22 08:58:16,355 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111214554] [2019-10-22 08:58:16,355 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:16,355 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:16,355 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247504877] [2019-10-22 08:58:16,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:16,356 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:16,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:16,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:16,356 INFO L87 Difference]: Start difference. First operand 2825 states and 3011 transitions. Second operand 3 states. [2019-10-22 08:58:16,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:16,738 INFO L93 Difference]: Finished difference Result 3665 states and 3891 transitions. [2019-10-22 08:58:16,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:16,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2019-10-22 08:58:16,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:16,739 INFO L225 Difference]: With dead ends: 3665 [2019-10-22 08:58:16,739 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:58:16,741 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:16,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:58:16,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:58:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:58:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:58:16,742 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2019-10-22 08:58:16,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:16,742 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:16,742 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:58:16,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:58:16,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:58:17,142 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2019-10-22 08:58:17,309 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,311 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-22 08:58:17,312 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-22 08:58:17,313 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-22 08:58:17,313 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,313 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,313 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,313 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-22 08:58:17,313 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-22 08:58:17,313 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-22 08:58:17,314 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-22 08:58:17,315 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-22 08:58:17,316 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,317 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-22 08:58:17,318 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-22 08:58:17,319 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-22 08:58:17,320 INFO L439 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse13 (not (= 8 ~a28~0))) (.cse10 (= ~a19~0 1)) (.cse11 (not (= ~a17~0 9)))) (let ((.cse8 (= ~a25~0 1)) (.cse0 (and .cse13 .cse10 .cse11)) (.cse9 (not (= ~a28~0 11)))) (let ((.cse5 (and .cse0 .cse9)) (.cse3 (= ~a28~0 7)) (.cse6 (= ~a11~0 1)) (.cse12 (not .cse8)) (.cse7 (and .cse13 .cse11)) (.cse1 (= 10 ~a28~0)) (.cse2 (= ~a17~0 8)) (.cse4 (<= ~a11~0 0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6) (and .cse7 .cse8 .cse6 .cse9) (and .cse7 .cse1 .cse6) (and .cse8 (and .cse10 .cse3 .cse11)) (and .cse5 .cse4) (and .cse2 .cse3 .cse6) (and .cse12 .cse7 .cse4 .cse9) (and (<= 11 ~a28~0) .cse0 .cse8) (and .cse12 .cse2 .cse4 .cse9) (and .cse7 .cse4 .cse1) (and .cse2 .cse10 .cse4 .cse9))))) [2019-10-22 08:58:17,320 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,320 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,320 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-22 08:58:17,320 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-22 08:58:17,320 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-22 08:58:17,320 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L446 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-22 08:58:17,321 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-22 08:58:17,322 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-22 08:58:17,322 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-22 08:58:17,322 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-22 08:58:17,322 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,322 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,323 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-22 08:58:17,323 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-22 08:58:17,323 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-22 08:58:17,323 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-22 08:58:17,323 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-22 08:58:17,323 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-22 08:58:17,323 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse13 (not (= 8 ~a28~0))) (.cse10 (= ~a19~0 1)) (.cse11 (not (= ~a17~0 9)))) (let ((.cse8 (= ~a25~0 1)) (.cse0 (and .cse13 .cse10 .cse11)) (.cse9 (not (= ~a28~0 11)))) (let ((.cse5 (and .cse0 .cse9)) (.cse3 (= ~a28~0 7)) (.cse6 (= ~a11~0 1)) (.cse12 (not .cse8)) (.cse7 (and .cse13 .cse11)) (.cse1 (= 10 ~a28~0)) (.cse2 (= ~a17~0 8)) (.cse4 (<= ~a11~0 0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6) (and .cse7 .cse8 .cse6 .cse9) (and .cse7 .cse1 .cse6) (and .cse8 (and .cse10 .cse3 .cse11)) (and .cse5 .cse4) (and .cse2 .cse3 .cse6) (and .cse12 .cse7 .cse4 .cse9) (and (<= 11 ~a28~0) .cse0 .cse8) (and .cse12 .cse2 .cse4 .cse9) (and .cse7 .cse4 .cse1) (and .cse2 .cse10 .cse4 .cse9))))) [2019-10-22 08:58:17,323 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-22 08:58:17,324 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-22 08:58:17,325 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-22 08:58:17,326 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,327 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,328 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-22 08:58:17,329 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-22 08:58:17,331 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 472) no Hoare annotation was computed. [2019-10-22 08:58:17,331 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-22 08:58:17,331 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-22 08:58:17,331 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-22 08:58:17,331 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-22 08:58:17,331 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-22 08:58:17,332 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-22 08:58:17,332 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-22 08:58:17,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:58:17 BoogieIcfgContainer [2019-10-22 08:58:17,387 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:58:17,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:58:17,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:58:17,388 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:58:17,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:08" (3/4) ... [2019-10-22 08:58:17,392 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:58:17,411 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:58:17,411 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:58:17,539 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_39e99fa2-ce77-455e-9f0d-3c3e7a9468f6/bin/uautomizer/witness.graphml [2019-10-22 08:58:17,539 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:58:17,541 INFO L168 Benchmark]: Toolchain (without parser) took 10587.89 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 281.5 MB). Free memory was 937.8 MB in the beginning and 1.0 GB in the end (delta: -72.9 MB). Peak memory consumption was 208.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:17,541 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:17,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:17,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.94 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. [2019-10-22 08:58:17,542 INFO L168 Benchmark]: Boogie Preprocessor took 73.72 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. [2019-10-22 08:58:17,542 INFO L168 Benchmark]: RCFGBuilder took 953.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 989.1 MB in the end (delta: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:17,542 INFO L168 Benchmark]: TraceAbstraction took 8679.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 156.8 MB). Free memory was 983.7 MB in the beginning and 1.0 GB in the end (delta: -47.4 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:17,543 INFO L168 Benchmark]: Witness Printer took 151.61 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:17,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 644.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.94 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 73.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 953.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 989.1 MB in the end (delta: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8679.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 156.8 MB). Free memory was 983.7 MB in the beginning and 1.0 GB in the end (delta: -47.4 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * Witness Printer took 151.61 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 472]: 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: ((((((((((((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && 10 == a28) || ((a17 == 8 && a28 == 7) && a11 <= 0)) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 == 1)) || ((((!(8 == a28) && !(a17 == 9)) && a25 == 1) && a11 == 1) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && 10 == a28) && a11 == 1)) || (a25 == 1 && (a19 == 1 && a28 == 7) && !(a17 == 9))) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 <= 0)) || ((a17 == 8 && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && !(8 == a28) && !(a17 == 9)) && a11 <= 0) && !(a28 == 11))) || ((11 <= a28 && (!(8 == a28) && a19 == 1) && !(a17 == 9)) && a25 == 1)) || (((!(a25 == 1) && a17 == 8) && a11 <= 0) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && a11 <= 0) && 10 == a28)) || (((a17 == 8 && a19 == 1) && a11 <= 0) && !(a28 == 11)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && 10 == a28) || ((a17 == 8 && a28 == 7) && a11 <= 0)) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 == 1)) || ((((!(8 == a28) && !(a17 == 9)) && a25 == 1) && a11 == 1) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && 10 == a28) && a11 == 1)) || (a25 == 1 && (a19 == 1 && a28 == 7) && !(a17 == 9))) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 <= 0)) || ((a17 == 8 && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && !(8 == a28) && !(a17 == 9)) && a11 <= 0) && !(a28 == 11))) || ((11 <= a28 && (!(8 == a28) && a19 == 1) && !(a17 == 9)) && a25 == 1)) || (((!(a25 == 1) && a17 == 8) && a11 <= 0) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && a11 <= 0) && 10 == a28)) || (((a17 == 8 && a19 == 1) && a11 <= 0) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 8.5s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 1065 SDtfs, 1945 SDslu, 163 SDs, 0 SdLazy, 3995 SolverSat, 768 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 354 GetRequests, 329 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2965occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 990 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 42 NumberOfFragments, 431 HoareAnnotationTreeSize, 3 FomulaSimplifications, 222 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 848 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1780 NumberOfCodeBlocks, 1780 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1768 ConstructedInterpolants, 0 QuantifiedInterpolants, 536707 SizeOfPredicates, 1 NumberOfNonLiveVariables, 580 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 853/855 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...