./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label10.c -s /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11013396998c655d4cdc970611694121d58e05a7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 14:54:18,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 14:54:18,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 14:54:18,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 14:54:18,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 14:54:18,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 14:54:18,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 14:54:18,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 14:54:18,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 14:54:18,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 14:54:18,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 14:54:18,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 14:54:18,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 14:54:18,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 14:54:18,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 14:54:18,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 14:54:18,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 14:54:18,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 14:54:18,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 14:54:18,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 14:54:18,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 14:54:18,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 14:54:18,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 14:54:18,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 14:54:18,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 14:54:18,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 14:54:18,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 14:54:18,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 14:54:18,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 14:54:18,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 14:54:18,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 14:54:18,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 14:54:18,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 14:54:18,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 14:54:18,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 14:54:18,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 14:54:18,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 14:54:18,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 14:54:18,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 14:54:18,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 14:54:18,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 14:54:18,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 14:54:19,001 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 14:54:19,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 14:54:19,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 14:54:19,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 14:54:19,005 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 14:54:19,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 14:54:19,006 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 14:54:19,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 14:54:19,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 14:54:19,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 14:54:19,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 14:54:19,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 14:54:19,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 14:54:19,008 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 14:54:19,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 14:54:19,009 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 14:54:19,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 14:54:19,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 14:54:19,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 14:54:19,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 14:54:19,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 14:54:19,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 14:54:19,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 14:54:19,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 14:54:19,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 14:54:19,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 14:54:19,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 14:54:19,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 14:54:19,012 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 14:54:19,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11013396998c655d4cdc970611694121d58e05a7 [2020-12-01 14:54:19,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 14:54:19,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 14:54:19,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 14:54:19,329 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 14:54:19,330 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 14:54:19,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label10.c [2020-12-01 14:54:19,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/data/e5f79c554/8bdedcc9ee794af6acaa4e6de78555fe/FLAGf7f606ea9 [2020-12-01 14:54:20,183 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 14:54:20,184 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/sv-benchmarks/c/eca-rers2012/Problem16_label10.c [2020-12-01 14:54:20,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/data/e5f79c554/8bdedcc9ee794af6acaa4e6de78555fe/FLAGf7f606ea9 [2020-12-01 14:54:20,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/data/e5f79c554/8bdedcc9ee794af6acaa4e6de78555fe [2020-12-01 14:54:20,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 14:54:20,336 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 14:54:20,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 14:54:20,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 14:54:20,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 14:54:20,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:54:20" (1/1) ... [2020-12-01 14:54:20,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de6185d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:20, skipping insertion in model container [2020-12-01 14:54:20,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:54:20" (1/1) ... [2020-12-01 14:54:20,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 14:54:20,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 14:54:21,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:54:21,396 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 14:54:21,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:54:21,683 INFO L208 MainTranslator]: Completed translation [2020-12-01 14:54:21,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21 WrapperNode [2020-12-01 14:54:21,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 14:54:21,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 14:54:21,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 14:54:21,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 14:54:21,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:21,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:21,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 14:54:21,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 14:54:21,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 14:54:21,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 14:54:21,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:21,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:21,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:21,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:22,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:22,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:22,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... [2020-12-01 14:54:22,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 14:54:22,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 14:54:22,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 14:54:22,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 14:54:22,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/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 [2020-12-01 14:54:22,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 14:54:22,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 14:54:22,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 14:54:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 14:54:24,630 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 14:54:24,631 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 14:54:24,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:54:24 BoogieIcfgContainer [2020-12-01 14:54:24,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 14:54:24,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 14:54:24,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 14:54:24,641 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 14:54:24,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 02:54:20" (1/3) ... [2020-12-01 14:54:24,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff0d351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:54:24, skipping insertion in model container [2020-12-01 14:54:24,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:54:21" (2/3) ... [2020-12-01 14:54:24,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff0d351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:54:24, skipping insertion in model container [2020-12-01 14:54:24,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:54:24" (3/3) ... [2020-12-01 14:54:24,645 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label10.c [2020-12-01 14:54:24,659 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 14:54:24,663 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-01 14:54:24,675 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-01 14:54:24,721 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 14:54:24,721 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 14:54:24,721 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 14:54:24,722 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 14:54:24,722 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 14:54:24,722 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 14:54:24,722 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 14:54:24,722 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 14:54:24,755 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-12-01 14:54:24,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 14:54:24,764 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:24,765 INFO L422 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] [2020-12-01 14:54:24,766 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:24,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:24,772 INFO L82 PathProgramCache]: Analyzing trace with hash -1317301102, now seen corresponding path program 1 times [2020-12-01 14:54:24,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:24,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300849106] [2020-12-01 14:54:24,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:25,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:54:25,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300849106] [2020-12-01 14:54:25,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:25,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 14:54:25,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855185476] [2020-12-01 14:54:25,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:25,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:25,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:25,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:25,136 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-12-01 14:54:27,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:27,453 INFO L93 Difference]: Finished difference Result 1123 states and 2104 transitions. [2020-12-01 14:54:27,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:27,456 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-12-01 14:54:27,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:27,475 INFO L225 Difference]: With dead ends: 1123 [2020-12-01 14:54:27,476 INFO L226 Difference]: Without dead ends: 662 [2020-12-01 14:54:27,481 INFO L677 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 [2020-12-01 14:54:27,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-12-01 14:54:27,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-12-01 14:54:27,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-12-01 14:54:27,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2020-12-01 14:54:27,561 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 32 [2020-12-01 14:54:27,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:27,561 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2020-12-01 14:54:27,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:27,562 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2020-12-01 14:54:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 14:54:27,566 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:27,566 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:27,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 14:54:27,567 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:27,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:27,568 INFO L82 PathProgramCache]: Analyzing trace with hash -512592468, now seen corresponding path program 1 times [2020-12-01 14:54:27,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:27,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896183366] [2020-12-01 14:54:27,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:54:27,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896183366] [2020-12-01 14:54:27,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:27,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:27,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072045835] [2020-12-01 14:54:27,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 14:54:27,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:27,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 14:54:27,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 14:54:27,847 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand 4 states. [2020-12-01 14:54:30,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:30,728 INFO L93 Difference]: Finished difference Result 2309 states and 3414 transitions. [2020-12-01 14:54:30,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 14:54:30,729 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2020-12-01 14:54:30,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:30,739 INFO L225 Difference]: With dead ends: 2309 [2020-12-01 14:54:30,740 INFO L226 Difference]: Without dead ends: 1649 [2020-12-01 14:54:30,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:54:30,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2020-12-01 14:54:30,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2020-12-01 14:54:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2020-12-01 14:54:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2310 transitions. [2020-12-01 14:54:30,813 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2310 transitions. Word has length 100 [2020-12-01 14:54:30,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:30,814 INFO L481 AbstractCegarLoop]: Abstraction has 1649 states and 2310 transitions. [2020-12-01 14:54:30,814 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 14:54:30,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2310 transitions. [2020-12-01 14:54:30,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-12-01 14:54:30,833 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:30,833 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:30,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 14:54:30,834 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:30,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:30,835 INFO L82 PathProgramCache]: Analyzing trace with hash -430532651, now seen corresponding path program 1 times [2020-12-01 14:54:30,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:30,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714840394] [2020-12-01 14:54:30,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:31,069 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:54:31,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714840394] [2020-12-01 14:54:31,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:31,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 14:54:31,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078970139] [2020-12-01 14:54:31,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:31,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:31,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:31,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:31,080 INFO L87 Difference]: Start difference. First operand 1649 states and 2310 transitions. Second operand 3 states. [2020-12-01 14:54:33,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:33,125 INFO L93 Difference]: Finished difference Result 3625 states and 5242 transitions. [2020-12-01 14:54:33,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:33,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 163 [2020-12-01 14:54:33,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:33,142 INFO L225 Difference]: With dead ends: 3625 [2020-12-01 14:54:33,143 INFO L226 Difference]: Without dead ends: 2307 [2020-12-01 14:54:33,145 INFO L677 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 [2020-12-01 14:54:33,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-12-01 14:54:33,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-12-01 14:54:33,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-12-01 14:54:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3113 transitions. [2020-12-01 14:54:33,255 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3113 transitions. Word has length 163 [2020-12-01 14:54:33,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:33,258 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3113 transitions. [2020-12-01 14:54:33,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3113 transitions. [2020-12-01 14:54:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-12-01 14:54:33,265 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:33,265 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:54:33,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 14:54:33,266 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:33,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:33,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1250337670, now seen corresponding path program 1 times [2020-12-01 14:54:33,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:33,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003246530] [2020-12-01 14:54:33,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:33,525 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 14:54:33,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003246530] [2020-12-01 14:54:33,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:33,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 14:54:33,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321155262] [2020-12-01 14:54:33,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:33,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:33,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:33,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:33,529 INFO L87 Difference]: Start difference. First operand 2307 states and 3113 transitions. Second operand 3 states. [2020-12-01 14:54:35,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:35,511 INFO L93 Difference]: Finished difference Result 5599 states and 7699 transitions. [2020-12-01 14:54:35,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:35,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2020-12-01 14:54:35,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:35,532 INFO L225 Difference]: With dead ends: 5599 [2020-12-01 14:54:35,533 INFO L226 Difference]: Without dead ends: 3623 [2020-12-01 14:54:35,536 INFO L677 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 [2020-12-01 14:54:35,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2020-12-01 14:54:35,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 2965. [2020-12-01 14:54:35,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-12-01 14:54:35,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3688 transitions. [2020-12-01 14:54:35,602 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3688 transitions. Word has length 198 [2020-12-01 14:54:35,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:35,604 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 3688 transitions. [2020-12-01 14:54:35,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:35,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3688 transitions. [2020-12-01 14:54:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-12-01 14:54:35,607 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:35,607 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:54:35,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 14:54:35,608 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:35,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:35,608 INFO L82 PathProgramCache]: Analyzing trace with hash 523979223, now seen corresponding path program 1 times [2020-12-01 14:54:35,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:35,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317537623] [2020-12-01 14:54:35,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:54:35,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317537623] [2020-12-01 14:54:35,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:35,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:35,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814464262] [2020-12-01 14:54:35,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:35,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:35,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:35,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:35,814 INFO L87 Difference]: Start difference. First operand 2965 states and 3688 transitions. Second operand 3 states. [2020-12-01 14:54:37,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:37,687 INFO L93 Difference]: Finished difference Result 6915 states and 8657 transitions. [2020-12-01 14:54:37,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:37,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2020-12-01 14:54:37,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:37,707 INFO L225 Difference]: With dead ends: 6915 [2020-12-01 14:54:37,708 INFO L226 Difference]: Without dead ends: 3952 [2020-12-01 14:54:37,712 INFO L677 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 [2020-12-01 14:54:37,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-12-01 14:54:37,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-12-01 14:54:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-12-01 14:54:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4242 transitions. [2020-12-01 14:54:37,837 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4242 transitions. Word has length 215 [2020-12-01 14:54:37,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:37,839 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4242 transitions. [2020-12-01 14:54:37,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4242 transitions. [2020-12-01 14:54:37,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 14:54:37,843 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:37,843 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:37,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 14:54:37,844 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:37,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:37,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1342786607, now seen corresponding path program 1 times [2020-12-01 14:54:37,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:37,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902994126] [2020-12-01 14:54:37,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:38,054 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:54:38,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902994126] [2020-12-01 14:54:38,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:38,056 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:38,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893266347] [2020-12-01 14:54:38,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:38,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:38,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:38,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:38,059 INFO L87 Difference]: Start difference. First operand 3952 states and 4242 transitions. Second operand 3 states. [2020-12-01 14:54:39,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:39,663 INFO L93 Difference]: Finished difference Result 9218 states and 9926 transitions. [2020-12-01 14:54:39,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:39,664 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 267 [2020-12-01 14:54:39,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:39,689 INFO L225 Difference]: With dead ends: 9218 [2020-12-01 14:54:39,690 INFO L226 Difference]: Without dead ends: 5268 [2020-12-01 14:54:39,694 INFO L677 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 [2020-12-01 14:54:39,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5268 states. [2020-12-01 14:54:39,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5268 to 5268. [2020-12-01 14:54:39,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5268 states. [2020-12-01 14:54:39,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 5527 transitions. [2020-12-01 14:54:39,813 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 5527 transitions. Word has length 267 [2020-12-01 14:54:39,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:39,814 INFO L481 AbstractCegarLoop]: Abstraction has 5268 states and 5527 transitions. [2020-12-01 14:54:39,814 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 5527 transitions. [2020-12-01 14:54:39,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2020-12-01 14:54:39,822 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:39,822 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:39,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-01 14:54:39,823 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:39,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:39,824 INFO L82 PathProgramCache]: Analyzing trace with hash 9282513, now seen corresponding path program 1 times [2020-12-01 14:54:39,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:39,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561101900] [2020-12-01 14:54:39,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:40,277 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2020-12-01 14:54:40,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561101900] [2020-12-01 14:54:40,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648370016] [2020-12-01 14:54:40,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/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 [2020-12-01 14:54:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:40,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 14:54:40,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:54:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-12-01 14:54:41,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 14:54:41,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-12-01 14:54:41,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621955333] [2020-12-01 14:54:41,225 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:41,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:41,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:41,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:54:41,226 INFO L87 Difference]: Start difference. First operand 5268 states and 5527 transitions. Second operand 3 states. [2020-12-01 14:54:42,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:42,641 INFO L93 Difference]: Finished difference Result 6257 states and 6540 transitions. [2020-12-01 14:54:42,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:42,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 371 [2020-12-01 14:54:42,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:42,667 INFO L225 Difference]: With dead ends: 6257 [2020-12-01 14:54:42,667 INFO L226 Difference]: Without dead ends: 6255 [2020-12-01 14:54:42,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:54:42,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6255 states. [2020-12-01 14:54:42,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6255 to 5597. [2020-12-01 14:54:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5597 states. [2020-12-01 14:54:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 5869 transitions. [2020-12-01 14:54:42,781 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 5869 transitions. Word has length 371 [2020-12-01 14:54:42,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:42,782 INFO L481 AbstractCegarLoop]: Abstraction has 5597 states and 5869 transitions. [2020-12-01 14:54:42,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 5869 transitions. [2020-12-01 14:54:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2020-12-01 14:54:42,798 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:42,799 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:43,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-12-01 14:54:43,014 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:43,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:43,015 INFO L82 PathProgramCache]: Analyzing trace with hash 603300724, now seen corresponding path program 1 times [2020-12-01 14:54:43,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:43,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869083875] [2020-12-01 14:54:43,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2020-12-01 14:54:43,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869083875] [2020-12-01 14:54:43,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:43,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:43,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006663964] [2020-12-01 14:54:43,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:43,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:43,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:43,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:43,693 INFO L87 Difference]: Start difference. First operand 5597 states and 5869 transitions. Second operand 3 states. [2020-12-01 14:54:44,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:44,942 INFO L93 Difference]: Finished difference Result 12837 states and 13521 transitions. [2020-12-01 14:54:44,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:44,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 607 [2020-12-01 14:54:44,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:44,976 INFO L225 Difference]: With dead ends: 12837 [2020-12-01 14:54:44,976 INFO L226 Difference]: Without dead ends: 7571 [2020-12-01 14:54:44,981 INFO L677 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 [2020-12-01 14:54:44,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-12-01 14:54:45,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 7242. [2020-12-01 14:54:45,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-12-01 14:54:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7617 transitions. [2020-12-01 14:54:45,106 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7617 transitions. Word has length 607 [2020-12-01 14:54:45,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:45,108 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7617 transitions. [2020-12-01 14:54:45,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7617 transitions. [2020-12-01 14:54:45,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2020-12-01 14:54:45,134 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:45,134 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:54:45,134 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-01 14:54:45,135 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:45,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:45,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1291024378, now seen corresponding path program 1 times [2020-12-01 14:54:45,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:45,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481644531] [2020-12-01 14:54:45,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2020-12-01 14:54:45,738 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481644531] [2020-12-01 14:54:45,738 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:45,738 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:45,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592328330] [2020-12-01 14:54:45,739 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:45,739 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:45,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:45,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:45,740 INFO L87 Difference]: Start difference. First operand 7242 states and 7617 transitions. Second operand 3 states. [2020-12-01 14:54:47,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:47,099 INFO L93 Difference]: Finished difference Result 16127 states and 17017 transitions. [2020-12-01 14:54:47,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:47,100 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 696 [2020-12-01 14:54:47,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:47,117 INFO L225 Difference]: With dead ends: 16127 [2020-12-01 14:54:47,117 INFO L226 Difference]: Without dead ends: 8887 [2020-12-01 14:54:47,125 INFO L677 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 [2020-12-01 14:54:47,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-12-01 14:54:47,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8558. [2020-12-01 14:54:47,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2020-12-01 14:54:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 8958 transitions. [2020-12-01 14:54:47,258 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 8958 transitions. Word has length 696 [2020-12-01 14:54:47,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:47,259 INFO L481 AbstractCegarLoop]: Abstraction has 8558 states and 8958 transitions. [2020-12-01 14:54:47,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 8958 transitions. [2020-12-01 14:54:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2020-12-01 14:54:47,268 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:47,269 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:54:47,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 14:54:47,269 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:47,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:47,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1941854035, now seen corresponding path program 1 times [2020-12-01 14:54:47,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:47,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735865576] [2020-12-01 14:54:47,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:48,663 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 90 proven. 446 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-12-01 14:54:48,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735865576] [2020-12-01 14:54:48,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112230711] [2020-12-01 14:54:48,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/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 [2020-12-01 14:54:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:48,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 14:54:48,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:54:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2020-12-01 14:54:49,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 14:54:49,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-12-01 14:54:49,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559342146] [2020-12-01 14:54:49,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:49,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:49,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:49,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 14:54:49,728 INFO L87 Difference]: Start difference. First operand 8558 states and 8958 transitions. Second operand 3 states. [2020-12-01 14:54:51,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:51,101 INFO L93 Difference]: Finished difference Result 16785 states and 17583 transitions. [2020-12-01 14:54:51,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:51,102 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 697 [2020-12-01 14:54:51,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:51,127 INFO L225 Difference]: With dead ends: 16785 [2020-12-01 14:54:51,127 INFO L226 Difference]: Without dead ends: 8558 [2020-12-01 14:54:51,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 701 GetRequests, 697 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 14:54:51,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-12-01 14:54:51,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2020-12-01 14:54:51,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2020-12-01 14:54:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 8906 transitions. [2020-12-01 14:54:51,283 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 8906 transitions. Word has length 697 [2020-12-01 14:54:51,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:51,284 INFO L481 AbstractCegarLoop]: Abstraction has 8558 states and 8906 transitions. [2020-12-01 14:54:51,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:51,285 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 8906 transitions. [2020-12-01 14:54:51,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1156 [2020-12-01 14:54:51,313 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:51,314 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:51,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-01 14:54:51,530 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:51,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:51,531 INFO L82 PathProgramCache]: Analyzing trace with hash -52978272, now seen corresponding path program 1 times [2020-12-01 14:54:51,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:51,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106857447] [2020-12-01 14:54:51,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2658 backedges. 1832 proven. 0 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2020-12-01 14:54:52,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106857447] [2020-12-01 14:54:52,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:52,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:52,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867755109] [2020-12-01 14:54:52,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:52,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:52,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:52,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:52,968 INFO L87 Difference]: Start difference. First operand 8558 states and 8906 transitions. Second operand 3 states. [2020-12-01 14:54:54,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:54,058 INFO L93 Difference]: Finished difference Result 16785 states and 17479 transitions. [2020-12-01 14:54:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:54,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1155 [2020-12-01 14:54:54,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:54,079 INFO L225 Difference]: With dead ends: 16785 [2020-12-01 14:54:54,079 INFO L226 Difference]: Without dead ends: 8558 [2020-12-01 14:54:54,087 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:54,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-12-01 14:54:54,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2020-12-01 14:54:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2020-12-01 14:54:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 8868 transitions. [2020-12-01 14:54:54,197 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 8868 transitions. Word has length 1155 [2020-12-01 14:54:54,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:54,198 INFO L481 AbstractCegarLoop]: Abstraction has 8558 states and 8868 transitions. [2020-12-01 14:54:54,199 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 8868 transitions. [2020-12-01 14:54:54,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1184 [2020-12-01 14:54:54,226 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:54,227 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2020-12-01 14:54:54,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-01 14:54:54,228 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:54,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:54,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1301016024, now seen corresponding path program 1 times [2020-12-01 14:54:54,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:54,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109116055] [2020-12-01 14:54:54,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:55,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2766 backedges. 1543 proven. 0 refuted. 0 times theorem prover too weak. 1223 trivial. 0 not checked. [2020-12-01 14:54:55,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109116055] [2020-12-01 14:54:55,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:55,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:55,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594299346] [2020-12-01 14:54:55,775 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:55,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:55,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:55,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:55,776 INFO L87 Difference]: Start difference. First operand 8558 states and 8868 transitions. Second operand 3 states. [2020-12-01 14:54:56,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:56,958 INFO L93 Difference]: Finished difference Result 17772 states and 18405 transitions. [2020-12-01 14:54:56,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:56,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1183 [2020-12-01 14:54:56,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:56,975 INFO L225 Difference]: With dead ends: 17772 [2020-12-01 14:54:56,975 INFO L226 Difference]: Without dead ends: 9545 [2020-12-01 14:54:56,982 INFO L677 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 [2020-12-01 14:54:56,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2020-12-01 14:54:57,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 9545. [2020-12-01 14:54:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9545 states. [2020-12-01 14:54:57,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9545 states to 9545 states and 9862 transitions. [2020-12-01 14:54:57,108 INFO L78 Accepts]: Start accepts. Automaton has 9545 states and 9862 transitions. Word has length 1183 [2020-12-01 14:54:57,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:57,110 INFO L481 AbstractCegarLoop]: Abstraction has 9545 states and 9862 transitions. [2020-12-01 14:54:57,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:57,110 INFO L276 IsEmpty]: Start isEmpty. Operand 9545 states and 9862 transitions. [2020-12-01 14:54:57,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1202 [2020-12-01 14:54:57,136 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:57,137 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2020-12-01 14:54:57,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-01 14:54:57,137 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:57,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:57,138 INFO L82 PathProgramCache]: Analyzing trace with hash 390062861, now seen corresponding path program 1 times [2020-12-01 14:54:57,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:57,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684406023] [2020-12-01 14:54:57,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2796 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 2587 trivial. 0 not checked. [2020-12-01 14:54:58,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684406023] [2020-12-01 14:54:58,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:58,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:58,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402584584] [2020-12-01 14:54:58,554 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:58,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:58,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:58,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:58,556 INFO L87 Difference]: Start difference. First operand 9545 states and 9862 transitions. Second operand 3 states. [2020-12-01 14:54:59,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:59,820 INFO L93 Difference]: Finished difference Result 19746 states and 20387 transitions. [2020-12-01 14:54:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:59,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1201 [2020-12-01 14:54:59,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:59,844 INFO L225 Difference]: With dead ends: 19746 [2020-12-01 14:54:59,844 INFO L226 Difference]: Without dead ends: 8887 [2020-12-01 14:54:59,854 INFO L677 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 [2020-12-01 14:54:59,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-12-01 14:54:59,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-12-01 14:54:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-12-01 14:54:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9136 transitions. [2020-12-01 14:54:59,991 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9136 transitions. Word has length 1201 [2020-12-01 14:54:59,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:59,993 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9136 transitions. [2020-12-01 14:54:59,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:59,993 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9136 transitions. [2020-12-01 14:55:00,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1344 [2020-12-01 14:55:00,034 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:00,035 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:55:00,035 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-01 14:55:00,035 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:00,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:00,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1831247813, now seen corresponding path program 1 times [2020-12-01 14:55:00,036 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:00,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132684208] [2020-12-01 14:55:00,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3682 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 3443 trivial. 0 not checked. [2020-12-01 14:55:01,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132684208] [2020-12-01 14:55:01,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:55:01,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:55:01,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580380947] [2020-12-01 14:55:01,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:55:01,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:01,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:55:01,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:55:01,558 INFO L87 Difference]: Start difference. First operand 8887 states and 9136 transitions. Second operand 3 states. [2020-12-01 14:55:02,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:02,304 INFO L93 Difference]: Finished difference Result 9223 states and 9472 transitions. [2020-12-01 14:55:02,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:55:02,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1343 [2020-12-01 14:55:02,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:02,318 INFO L225 Difference]: With dead ends: 9223 [2020-12-01 14:55:02,319 INFO L226 Difference]: Without dead ends: 8887 [2020-12-01 14:55:02,322 INFO L677 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 [2020-12-01 14:55:02,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-12-01 14:55:02,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-12-01 14:55:02,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-12-01 14:55:02,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9135 transitions. [2020-12-01 14:55:02,445 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9135 transitions. Word has length 1343 [2020-12-01 14:55:02,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:02,447 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9135 transitions. [2020-12-01 14:55:02,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:55:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9135 transitions. [2020-12-01 14:55:02,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1496 [2020-12-01 14:55:02,480 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:02,481 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:55:02,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-01 14:55:02,482 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:02,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:02,483 INFO L82 PathProgramCache]: Analyzing trace with hash 446753736, now seen corresponding path program 1 times [2020-12-01 14:55:02,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:02,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060192156] [2020-12-01 14:55:02,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 3985 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 3746 trivial. 0 not checked. [2020-12-01 14:55:04,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060192156] [2020-12-01 14:55:04,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:55:04,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:55:04,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600235328] [2020-12-01 14:55:04,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:55:04,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:04,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:55:04,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:55:04,520 INFO L87 Difference]: Start difference. First operand 8887 states and 9135 transitions. Second operand 3 states. [2020-12-01 14:55:05,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:05,763 INFO L93 Difference]: Finished difference Result 23034 states and 23724 transitions. [2020-12-01 14:55:05,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:55:05,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1495 [2020-12-01 14:55:05,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:05,775 INFO L225 Difference]: With dead ends: 23034 [2020-12-01 14:55:05,776 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 14:55:05,789 INFO L677 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 [2020-12-01 14:55:05,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 14:55:05,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 14:55:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 14:55:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 14:55:05,790 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1495 [2020-12-01 14:55:05,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:05,791 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 14:55:05,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:55:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 14:55:05,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 14:55:05,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-01 14:55:05,793 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 14:55:06,354 WARN L197 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 37 [2020-12-01 14:55:06,678 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 43 [2020-12-01 14:55:07,037 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 43 [2020-12-01 14:55:07,040 INFO L262 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,040 INFO L262 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,040 INFO L262 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,040 INFO L262 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,041 INFO L262 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,042 INFO L262 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,043 INFO L262 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,044 INFO L262 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-01 14:55:07,045 INFO L262 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-01 14:55:07,046 INFO L258 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse0 (= ~a12~0 8)) (.cse2 (= ~a16~0 9)) (.cse1 (<= ~a15~0 3)) (.cse5 (<= (+ ~a18~0 76) 0)) (.cse3 (<= ~a16~0 8)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (<= 4 ~a15~0) .cse3) (and .cse2 (<= ~a12~0 7)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse4) (and .cse2 .cse5) (and (<= 11 ~a16~0) .cse1) (and .cse5 .cse3) (and .cse4 (<= ~a12~0 5)) (and (= ~a12~0 9) (= ~a15~0 3) (< 134 ~a18~0) (= ~a16~0 8)))) [2020-12-01 14:55:07,046 INFO L262 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,046 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,046 INFO L262 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,046 INFO L262 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,046 INFO L262 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,046 INFO L262 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,047 INFO L262 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,048 INFO L262 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-01 14:55:07,049 INFO L262 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L258 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse0 (= ~a12~0 8)) (.cse2 (= ~a16~0 9)) (.cse1 (<= ~a15~0 3)) (.cse5 (<= (+ ~a18~0 76) 0)) (.cse3 (<= ~a16~0 8)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (<= 4 ~a15~0) .cse3) (and .cse2 (<= ~a12~0 7)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse4) (and .cse2 .cse5) (and (<= 11 ~a16~0) .cse1) (and .cse5 .cse3) (and .cse4 (<= ~a12~0 5)))) [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,050 INFO L262 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-01 14:55:07,051 INFO L262 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,052 INFO L265 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-12-01 14:55:07,052 INFO L262 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,052 INFO L262 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,052 INFO L262 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,052 INFO L262 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,052 INFO L262 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,052 INFO L262 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,052 INFO L262 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-01 14:55:07,053 INFO L262 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,054 INFO L262 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,055 INFO L262 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,056 INFO L262 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,056 INFO L262 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-01 14:55:07,056 INFO L262 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-01 14:55:07,056 INFO L262 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-01 14:55:07,056 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 14:55:07,056 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-12-01 14:55:07,057 INFO L258 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse0 (= ~a12~0 8)) (.cse2 (= ~a16~0 9)) (.cse1 (<= ~a15~0 3)) (.cse5 (<= (+ ~a18~0 76) 0)) (.cse3 (<= ~a16~0 8)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (<= 4 ~a15~0) .cse3) (and .cse2 (<= ~a12~0 7)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse4) (and .cse2 .cse5) (and (<= 11 ~a16~0) .cse1) (and .cse5 .cse3) (and .cse4 (<= ~a12~0 5)) (and (= ~a12~0 9) (= ~a15~0 3) (< 134 ~a18~0) (= ~a16~0 8)))) [2020-12-01 14:55:07,057 INFO L262 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,057 INFO L262 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,057 INFO L262 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,057 INFO L262 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,057 INFO L262 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,057 INFO L262 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,058 INFO L262 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,059 INFO L262 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,060 INFO L262 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-01 14:55:07,061 INFO L262 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,062 INFO L262 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-01 14:55:07,063 INFO L262 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,064 INFO L262 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,065 INFO L262 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,065 INFO L262 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,065 INFO L262 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,065 INFO L262 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,065 INFO L262 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,065 INFO L262 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,065 INFO L262 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,066 INFO L262 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-12-01 14:55:07,067 INFO L262 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-01 14:55:07,068 INFO L262 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,069 INFO L262 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-01 14:55:07,070 INFO L262 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,071 INFO L262 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,072 INFO L262 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,073 INFO L262 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-01 14:55:07,074 INFO L262 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,075 INFO L262 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-01 14:55:07,076 INFO L262 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,077 INFO L262 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,078 INFO L262 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,079 INFO L262 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-01 14:55:07,080 INFO L262 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-12-01 14:55:07,081 INFO L262 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-01 14:55:07,082 INFO L262 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-01 14:55:07,083 INFO L262 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-01 14:55:07,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 02:55:07 BoogieIcfgContainer [2020-12-01 14:55:07,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 14:55:07,107 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 14:55:07,107 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 14:55:07,107 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 14:55:07,108 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:54:24" (3/4) ... [2020-12-01 14:55:07,111 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 14:55:07,154 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-01 14:55:07,158 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 14:55:07,162 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 14:55:07,166 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 14:55:07,419 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_75bb375e-45d3-4071-be82-f59fd09dd87b/bin/uautomizer/witness.graphml [2020-12-01 14:55:07,419 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 14:55:07,420 INFO L168 Benchmark]: Toolchain (without parser) took 47083.18 ms. Allocated memory was 83.9 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 48.2 MB in the beginning and 1.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2020-12-01 14:55:07,421 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 58.4 MB in the beginning and 58.4 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 14:55:07,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1343.89 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 48.0 MB in the beginning and 61.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. [2020-12-01 14:55:07,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.08 ms. Allocated memory is still 100.7 MB. Free memory was 61.8 MB in the beginning and 62.7 MB in the end (delta: -889.5 kB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2020-12-01 14:55:07,422 INFO L168 Benchmark]: Boogie Preprocessor took 206.19 ms. Allocated memory is still 100.7 MB. Free memory was 62.7 MB in the beginning and 51.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2020-12-01 14:55:07,423 INFO L168 Benchmark]: RCFGBuilder took 2533.51 ms. Allocated memory was 100.7 MB in the beginning and 239.1 MB in the end (delta: 138.4 MB). Free memory was 51.9 MB in the beginning and 135.2 MB in the end (delta: -83.3 MB). Peak memory consumption was 57.1 MB. Max. memory is 16.1 GB. [2020-12-01 14:55:07,423 INFO L168 Benchmark]: TraceAbstraction took 42469.96 ms. Allocated memory was 239.1 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 135.2 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2020-12-01 14:55:07,424 INFO L168 Benchmark]: Witness Printer took 312.43 ms. Allocated memory is still 2.8 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 37.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-12-01 14:55:07,426 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 58.4 MB in the beginning and 58.4 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1343.89 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 48.0 MB in the beginning and 61.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 207.08 ms. Allocated memory is still 100.7 MB. Free memory was 61.8 MB in the beginning and 62.7 MB in the end (delta: -889.5 kB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 206.19 ms. Allocated memory is still 100.7 MB. Free memory was 62.7 MB in the beginning and 51.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2533.51 ms. Allocated memory was 100.7 MB in the beginning and 239.1 MB in the end (delta: 138.4 MB). Free memory was 51.9 MB in the beginning and 135.2 MB in the end (delta: -83.3 MB). Peak memory consumption was 57.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 42469.96 ms. Allocated memory was 239.1 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 135.2 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. * Witness Printer took 312.43 ms. Allocated memory is still 2.8 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 37.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: 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: 1504]: Loop Invariant Derived loop invariant: (((((((((a12 == 8 && a15 <= 3) || (a16 == 9 && a12 == 8)) || (4 <= a15 && a16 <= 8)) || (a16 == 9 && a12 <= 7)) || (a16 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a16 == 9 && a18 + 76 <= 0)) || (11 <= a16 && a15 <= 3)) || (a18 + 76 <= 0 && a16 <= 8)) || (a16 <= 11 && a12 <= 5) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((a12 == 8 && a15 <= 3) || (a16 == 9 && a12 == 8)) || (4 <= a15 && a16 <= 8)) || (a16 == 9 && a12 <= 7)) || (a16 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a16 == 9 && a18 + 76 <= 0)) || (11 <= a16 && a15 <= 3)) || (a18 + 76 <= 0 && a16 <= 8)) || (a16 <= 11 && a12 <= 5)) || (((a12 == 9 && a15 == 3) && 134 < a18) && a16 == 8) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((a12 == 8 && a15 <= 3) || (a16 == 9 && a12 == 8)) || (4 <= a15 && a16 <= 8)) || (a16 == 9 && a12 <= 7)) || (a16 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a16 == 9 && a18 + 76 <= 0)) || (11 <= a16 && a15 <= 3)) || (a18 + 76 <= 0 && a16 <= 8)) || (a16 <= 11 && a12 <= 5)) || (((a12 == 9 && a15 == 3) && 134 < a18) && a16 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.0s, OverallIterations: 15, TraceHistogramMax: 9, AutomataDifference: 24.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3707 SDtfs, 4522 SDslu, 83 SDs, 0 SdLazy, 12130 SolverSat, 2458 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1113 GetRequests, 1091 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9545occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 1974 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 164 NumberOfFragments, 252 HoareAnnotationTreeSize, 4 FomulaSimplifications, 3247 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1589 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 10791 NumberOfCodeBlocks, 10791 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 10774 ConstructedInterpolants, 0 QuantifiedInterpolants, 16355609 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1341 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 19167/19649 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...